{"id":8900,"date":"2019-10-01T15:27:12","date_gmt":"2019-10-01T13:27:12","guid":{"rendered":"https:\/\/www.stelvision.com\/astro\/?p=8900"},"modified":"2025-06-05T13:14:00","modified_gmt":"2025-06-05T11:14:00","slug":"nettoyer-le-miroir-dun-telescope","status":"publish","type":"post","link":"https:\/\/www.stelvision.com\/astro\/nettoyer-le-miroir-dun-telescope\/","title":{"rendered":"Nettoyer les miroirs d&rsquo;un t\u00e9lescope"},"content":{"rendered":"\n<p class=\"chapo\">M\u00eame en \u00e9tant soigneux et pr\u00e9cautionneux avec son t\u00e9lescope, de la poussi\u00e8re et des salissures finissent toujours par appara\u00eetre sur ses pi\u00e8ces les plus fragiles, les miroirs. Il faut alors envisager le nettoyage des optiques, une op\u00e9ration assez simple \u00e0 r\u00e9aliser.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-1024x536.jpg\" alt=\"Photo comparative d'un miroir de t\u00e9lescope avant et apr\u00e8s le nettoyage \" class=\"wp-image-8925\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-300x157.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-768x402.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-750x393.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-570x298.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-368x193.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-270x141.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/avant-apres-FBTW-1000x523.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"> <strong>Comparatif d&rsquo;un miroir avant et apr\u00e8s le nettoyage<\/strong>.<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Un miroir parfaitement propre est l\u2019id\u00e9al\u202f: il renvoie le maximum de lumi\u00e8re et les images obtenues derri\u00e8re l\u2019oculaire sont de la meilleure qualit\u00e9 possible (meilleur contraste, meilleure luminosit\u00e9). Mais lorsque l\u2019on y constate la pr\u00e9sence de taches et de poussi\u00e8res, faut-il pour autant envisager imm\u00e9diatement un nettoyage\u202f? Pas forc\u00e9ment\u202f: si ces salissures sont peu nombreuses, la perte de qualit\u00e9 de l\u2019image est minime et bien peu d\u2019observateurs per\u00e7oivent la diff\u00e9rence en comparaison avec un miroir propre. Il n\u2019y a que dans le cas d\u2019une souillure \u00ab\u202fcorrosive\u202f\u00bb pour l\u2019aluminure (par exemple des d\u00e9p\u00f4ts organiques d\u2019insectes ou de petits animaux), que l\u2019intervention est n\u00e9cessaire rapidement.<\/p>\n\n\n\n<p>Malgr\u00e9 tout, apr\u00e8s quelques mois ou quelques ann\u00e9es d\u2019un usage r\u00e9gulier,  le nettoyage des miroirs finit par s\u2019imposer. Il faut alors passer \u00e0 l\u2019action. Rassurez-vous\u202f: bien que n\u00e9cessitant de l\u2019attention et un peu de m\u00e9thode, ce nettoyage est une op\u00e9ration plut\u00f4t simple et notamment pour les t\u00e9lescopes de formules optiques Newton et Cassegrain. En effet, l\u2019immense majorit\u00e9 des miroirs de t\u00e9lescope r\u00e9cents ont une couche de protection sur l\u2019aluminure qui r\u00e9siste bien aux nettoyages doux. Et en proc\u00e9dant avec le miroir immerg\u00e9 dans l\u2019eau, les risques sont encore plus minimes. <\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web.jpg\" alt=\"Photo d'un miroir de t\u00e9lescope sale.\" class=\"wp-image-8905\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/01miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><strong>Exemple de miroir bon pour le nettoyage\u202f: la surface est mate et de nombreuses taches sont visibles.<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"boxFocus-solid-color2\"><strong>Important<\/strong><br>Ne touchez jamais la surface alumin\u00e9e du miroir \u00e0 sec avec les doigts lors des diff\u00e9rentes op\u00e9rations.<\/p>\n\n\n\n<p class=\"boxFocus color2\"><strong>Mat\u00e9riel n\u00e9cessaire<\/strong><br><i class=\"neko-icon-right-dir\"><\/i> un point d\u2019eau courante<br><i class=\"neko-icon-right-dir\"><\/i> une cuvette propre et de taille adapt\u00e9e au miroir<br><i class=\"neko-icon-right-dir\"><\/i> du d\u00e9tergent pour la vaisselle<br><i class=\"neko-icon-right-dir\"><\/i> du coton hydrophile de qualit\u00e9 dermatologique ou un chiffon us\u00e9 et propre<br><i class=\"neko-icon-right-dir\"><\/i> de l\u2019eau d\u00e9min\u00e9ralis\u00e9e non parfum\u00e9e (vendue pour les fers \u00e0 repasser ou les batteries)<br><i class=\"neko-icon-right-dir\"><\/i> une bombe d\u2019air sec ou une poire <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Choix du lieu<\/h2>\n\n\n\n<p>Choisissez un environnement propre et non poussi\u00e9reux (la cuisine convient tr\u00e8s bien) en proscrivant l\u2019utilisation de poudre ou de cr\u00e8me abrasive pour nettoyer les surfaces de travail.<\/p>\n\n\n\n<p>Si vous n\u2019avez pas de cuvette ou que vous d\u00e9cidez de r\u00e9aliser l\u2019op\u00e9ration directement dans un \u00e9vier, placez une serviette \u00e9ponge au fond du bac pour \u00e9viter tout choc du miroir avec une surface trop dure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9montage des miroirs<\/h2>\n\n\n\n<p>On acc\u00e8de au miroir primaire en d\u00e9montant du tube le barillet qui le supporte. Vous pouvez rep\u00e9rer la position du barillet par rapport au tube, par exemple avec deux adh\u00e9sifs plac\u00e9s en vis-\u00e0-vis avant le d\u00e9montage. Une fois le barillet sorti, rep\u00e9rez de la m\u00eame fa\u00e7on le miroir par rapport au barillet. Puis d\u00e9vissez pr\u00e9cautionneusement les cales qui maintiennent le miroir en place et saisissez ce dernier par la tranche.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web.jpg\" alt=\"Photo d'un miroir de t\u00e9lescope et de son barillet.\" class=\"wp-image-8906\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/02miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><strong>Ici, la position du miroir sur son barillet est rep\u00e9r\u00e9e en positionnant une marque face \u00e0 une des inscriptions de la tranche du miroir.<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Le miroir secondaire s\u2019extrait en g\u00e9n\u00e9ral en agissant sur la vis centrale de l\u2019araign\u00e9e. Au moment de d\u00e9visser, maintenez en m\u00eame temps le miroir secondaire par son support pour qu\u2019il ne tombe pas inopin\u00e9ment dans le tube. Puis, apr\u00e8s avoir fait un rep\u00e8re de positionnement entre le support et le miroir secondaire, d\u00e9solidarisez-les en d\u00e9vissant les cales qui maintiennent le miroir.<\/p>\n\n\n\n<p class=\"boxFocus-solid-color2\"><strong>Astuce<\/strong><br>Lors du premier d\u00e9montage, si vous craignez d\u2019avoir oubli\u00e9 des d\u00e9tails pour le positionnement des pi\u00e8ces au moment du remontage, prenez des photos \u00e0 chaque \u00e9tape.<\/p>\n\n\n\t\t\t<div style=\"color: grey; font-size: 0.8em; text-align: center;\">La suite apr\u00e8s cette annonce<\/div>\t\t\t<div class=\"boxFocus\" style=\"padding-bottom: 8px; margin-bottom: 12px; border-radius: 0; border: 1px solid #ddd;\">\t\t\t\t<a rel=\"nofollow\" href=\"https:\/\/www.stelvision.com\/astro\/boutique\/le-ciel-au-telescope\/?ref=middle\">\r\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/10\/Ciel-au-telescope-1200x900-1.webp\" alt=\"visuel publicitaire livre le Ciel au t\u00e9lescope\" class=\"img-responsive\">\r\n\t\t\t\t<\/a>\r\n\t\t\t\t<p style=\"text-align: center; margin-bottom: 0em; margin-top: 0.25em;\"><strong><a rel=\"nofollow\" href=\"https:\/\/www.stelvision.com\/astro\/boutique\/le-ciel-au-telescope\/?ref=middle\">Le Ciel au t\u00e9lescope, le guide indispensable pour r\u00e9ussir vos observations<\/a><\/strong><\/p>\r\n\t\t\t<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Nettoyage<\/h2>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p> 1- Positionnez le miroir au dessus de la cuvette en le maintenant par la   tranche et passez la surface alumin\u00e9e sous l\u2019eau courante et ti\u00e8de.   Cette op\u00e9ration \u00e9limine les plus grosses particules abrasives sans avoir \u00e0 toucher la surface r\u00e9fl\u00e9chissante. Videz la cuvette.  <\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web.jpg\" alt=\"\" class=\"wp-image-8907 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/03miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p> 2- Remplissez la cuvette d\u2019eau ti\u00e8de et d\u00e9posez-y le miroir, aluminure  vers  le haut. Ajoutez quelques gouttes de d\u00e9tergent pour la vaisselle  et  agitez l\u2019eau pour m\u00e9langer sans toucher \u00e0 la surface. Si le miroir  est  tr\u00e8s sale, laissez agir quinze \u00e0 trente minutes puis reprenez \u00e0  l\u2019\u00e9tape  1. Sinon, laissez agir trois \u00e0 quatre minutes et passez \u00e0  l\u2019\u00e9tape 3.<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web.jpg\" alt=\"\" class=\"wp-image-8908 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/04miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n3- Prenez une boule de coton dermatologique et effleurez l\u2019aluminure -\u202fqui  doit \u00eatre immerg\u00e9e\u202f- pour d\u00e9coller les particules, en partant du \ncentre  vers l\u2019ext\u00e9rieur. Si le miroir est tr\u00e8s sale, changez plusieurs \nfois de  coton. \n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web.jpg\" alt=\"\" class=\"wp-image-8909 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/05miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p> <br><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n4- Videz la cuvette et nettoyez le miroir sous l\u2019eau courante et ti\u00e8de. \nSi  vous jugez que le miroir est encore sale, r\u00e9p\u00e9tez les \u00e9tapes 2 et 3.\n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web.jpg\" alt=\"\" class=\"wp-image-8910 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/06miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p> <br><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n5- Achevez le rin\u00e7age avec de l\u2019eau d\u00e9min\u00e9ralis\u00e9e. Cette op\u00e9ration \nr\u00e9duit fortement les traces de s\u00e9chage sur l\u2019aluminure. Essuyez les \nparties non alumin\u00e9es du miroir avec un chiffon propre et non pelucheux.\n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web.jpg\" alt=\"\" class=\"wp-image-8911 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/07miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p> <br><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n6- Placez le miroir de fa\u00e7on \u00e0 ce qu\u2019il soit inclin\u00e9 lors de la phase de\n s\u00e9chage, par exemple contre le dossier d\u2019un canap\u00e9, dans un lieu non \npoussi\u00e9reux. Veillez \u00e0 bien le caler et \u00e0 ce que plus rien ne touche \nl\u2019aluminure.\n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web.jpg\" alt=\"\" class=\"wp-image-8912 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/08miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n7- S\u2019il reste des gouttelettes d\u2019eau, utilisez une bombe d\u2019air sec (\u00e0 \ngarder bien \u00e0 la verticale pour ne pas expulser le gaz propulseur \ngivrant sur l\u2019aluminure) ou une poire pour souffler l\u2019eau vers le bas du\n miroir. Vous pouvez aussi effleurer les gouttes d\u2019eau avec un chiffon \npropre et non pelucheux pour les \u00f4ter par capillarit\u00e9.\n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web.jpg\" alt=\"\" class=\"wp-image-8913 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/09miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right\"><div class=\"wp-block-media-text__content\">\n<p>\n8- Laissez le miroir terminer son s\u00e9chage naturellement.\n\n<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web.jpg\" alt=\"\" class=\"wp-image-8917 size-full\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/10miroir_web-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Remontage<\/h2>\n\n\n\n<p>Lors du remontage, aidez-vous des diff\u00e9rents rep\u00e8res et\/ou des photos r\u00e9alis\u00e9s pr\u00e9c\u00e9demment pour repositionner toutes les pi\u00e8ces correctement. Les vis maintenant les cales des miroirs ne doivent pas \u00eatre trop serr\u00e9es pour \u00e9viter toute d\u00e9formation des optiques. Une fois les miroirs remis en place dans le tube, proc\u00e9dez pour terminer \u00e0 leur <a href=\"https:\/\/www.stelvision.com\/astro\/collimation-telescope-newton\/\">collimation<\/a>. Il ne reste plus qu\u2019\u00e0 profiter de votre instrument remis au propre sur le ciel\u202f!<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb.jpg\" alt=\"Photo d'un miroir de t\u00e9lescope propre mont\u00e9 dans son barillet.\" class=\"wp-image-9187\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-300x200.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-768x512.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-750x500.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-570x380.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-368x245.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/10\/21-apresweb-270x180.jpg 270w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><strong>Le miroir propre est remont\u00e9 sur son barillet et pr\u00eat \u00e0 \u00eatre remis en place.<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Retarder le prochain nettoyage<\/h2>\n\n\n\n<p>Pour que les nettoyages soient les plus rares possibles, la meilleure des solutions consiste \u00e0 bien prot\u00e9ger les optiques en dehors des p\u00e9riodes d\u2019observation. Pensez \u00e0 toujours replacer les bouchons protecteurs aux orifices du tube apr\u00e8s \u00e9vaporation de l\u2019\u00e9ventuelle humidit\u00e9. Et lors de la mise en temp\u00e9rature avant l\u2019observation, laissez le tube \u00e0 l\u2019horizontale plut\u00f4t qu\u2019\u00e0 la verticale pour limiter les d\u00e9p\u00f4ts ind\u00e9sirables (poussi\u00e8res, pollens\u2026) sur les miroirs.<\/p>\n\n\n\n<p>Cet article est \u00e9galement disponible en <a href=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2019\/09\/nettoyage_miroir_V2.pdf\" rel=\"nofollow\">fiche PDF<\/a>.<\/p>\n\n\n\n<p class=\"has-small-font-size\"><em>Cette fiche est la version remani\u00e9e d\u2019un article paru dans Astronomie Magazine d\u2019octobre 2010, avec autorisation de l&rsquo;auteur.<\/em><\/p>\n\n\n<div class=\"rwwp-featured-content-wrapper\"><div class=\"stel-auto-swiffy-slider rwwp-featured-content rwwp-featured-content-slides rwwp-featured-content-slides-alignment-top rwwp-featured-content-slides-carousel-yes\"><div class=\"swiffy-slider slider-item-show1   slider-nav-visible slider-nav-outside slider-nav-autoplay  slider-nav-dark slider-nav-autohide slider-item-first-visible slider-nav-autopause\" data-slider-nav-autoplay-interval=\"4000\" data-rwstelwp-uid=\"1777749884\"><ul class=\"slider-container\"><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-1449 status-publish first instock product_cat-edition has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/carte-guide-du-ciel-stelvision-365\/\" title=\"Carte du ciel Stelvision 365 (16&egrave;me &eacute;dition)\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Visuel de couverture de la Carte du ciel Stelvision 365 \u00e9dition 16 de Bertrand d&#039;Armagnac. Copyright Stelvision.\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"1449\"><\/div><script type=\"text\/javascript\">\/*!rw_stel_js*\/window.$ = jQuery;<\/script><script async charset=\"utf-8\" src=\"https:\/\/widgets.rr.skeepers.io\/product\/29f32d37-16d4-4b94-e954-a24712bd5a0f\/49f1f3bb-3583-4096-a330-61b13d46555d.js\"><\/script><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>19.90<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.843\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:16%;\"><\/span><\/div> <span class=\"reviewCount\">153 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/posts\/8900?add-to-cart=1449\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_14490\" data-quantity=\"1\" data-product_id=\"1449\" data-product-title=\"Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;1449&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1449\" data-product_sku=\"9782958661977\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_14490\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-70853 status-publish first instock product_cat-edition product_cat-special-soleil-eclipse has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/les-soleils-noirs-de-2026-et-2027\/\" title=\"Les Soleils noirs de 2026 et 2027 - Le guide complet des &eacute;clipses des 12 ao&ucirc;t 2026 et 2 ao&ucirc;t 2027\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"couverture Les Soleils noirs de 2026 et 2027, de Jean-Marc Lecleire, \u00e9ditions Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Les Soleils noirs de 2026 et 2027 &#8211; Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"70853\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>21.00<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.96\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><\/div> <span class=\"reviewCount\">25 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/posts\/8900?add-to-cart=70853\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_70853_1\" data-quantity=\"1\" data-product_id=\"70853\" data-product-title=\"Les Soleils noirs de 2026 et 2027 &#8211; Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;70853&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"70853\" data-product_sku=\"9782958661960\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Les Soleils noirs de 2026 et 2027 - Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Les Soleils noirs de 2026 et 2027 - Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_70853_1\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-70777 status-publish first instock product_cat-accessoires product_cat-special-soleil-eclipse has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/lunettes-eclipse\/\" title=\"Lunettes d&#039;&eacute;clipse Soleils noirs\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"photo Lunettes d&#039;\u00e9clipse Soleils noirs, vue 3\/4 gauche\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1.webp 1400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Lunettes d&rsquo;\u00e9clipse Soleils noirs<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"70777\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>3.90<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.611\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:12%;\"><\/span><\/div> <span class=\"reviewCount\">18 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/posts\/8900?add-to-cart=70777\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_70777_2\" data-quantity=\"1\" data-product_id=\"70777\" data-product-title=\"Lunettes d&rsquo;\u00e9clipse Soleils noirs&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;70777&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"70777\" data-product_sku=\"3770011947485\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Lunettes d&#039;\u00e9clipse Soleils noirs&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Lunettes d&#039;\u00e9clipse Soleils noirs\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_70777_2\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-72695 status-publish first instock product_cat-telescopes-lunettes has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/telescope-maksygo-60\/\" title=\"T&eacute;lescope mini-Dobson MaksyGo 60\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"visuel produit mini-Dobson MaksyGo 60. Photo : Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">T\u00e9lescope mini-Dobson MaksyGo 60<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"72695\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>135.00<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"5\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><\/div> <span class=\"reviewCount\">2 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/posts\/8900?add-to-cart=72695\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_72695_3\" data-quantity=\"1\" data-product_id=\"72695\" data-product-title=\"T\u00e9lescope mini-Dobson MaksyGo 60&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;72695&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"72695\" data-product_sku=\"6975787490075\" aria-label=\"Ajouter au panier\u00a0: &ldquo;T\u00e9lescope mini-Dobson MaksyGo 60&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0T\u00e9lescope mini-Dobson MaksyGo 60\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_72695_3\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><\/ul><button type=\"button\" class=\"slider-nav\" title=\"Slide pr&eacute;c&eacute;dente\"><\/button><button type=\"button\" class=\"slider-nav slider-nav-next\" title=\"Slide suivante\"><\/button><\/div><script type=\"text\/javascript\">\/*!rw_stel_js*\/rw_stelvision_theme_ready(\"rw_stelvision_theme\",function(){rw_stelvision_theme.swiffySliderAutoSlideSizes();});<\/script><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>M\u00eame en \u00e9tant soigneux et pr\u00e9cautionneux avec son t\u00e9lescope, de la poussi\u00e8re et des salissures finissent toujours par appara\u00eetre sur ses pi\u00e8ces les plus fragiles, les miroirs. Il faut alors envisager le nettoyage des optiques, une op\u00e9ration assez simple \u00e0 r\u00e9aliser.<\/p>\n","protected":false},"author":5,"featured_media":8925,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[238],"tags":[],"class_list":["post-8900","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reglages-et-astuces"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nettoyer les miroirs d&#039;un t\u00e9lescope<\/title>\n<meta name=\"description\" content=\"Comment nettoyer le miroir de son t\u00e9lescope ? 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