Specifications

Diameter of the instrument: 130 mm

  • The reachable magnitude is 12.7
    approximately 3.1 million visible stars (6000 with the naked eye).
  • The resolution is 0.9 Arc seconds
    This is equivalent to a coin seen from a distance of 3.2 miles, or to 1.1 miles details on the Moon

Focal length of the instrument: 650 mm

Eyepieces:

focal length magnification
M/D
apparent FOV
true FOV
exit pupil
125 mm26 x0.250°1.9°5.0 mm
225 mm + Barlow52 x0.450°1.0°2.5 mm
310 mm65 x0.550°0.8°2.0 mm
410 mm + Barlow130 x1.050°0.4°1.0 mm

Preview

Lower the lighting of your room. Approach yourself so as to see only the screen when closing one eye. Then zoom in on the thumbnail of your choice.

Moon - eyepiece n°1
25 mm , apparent field of view: 50°
magnification: 26 X - true field of view: 1.9°    

Saturn - eyepiece n°1
25 mm , apparent field of view: 50°
magnification: 26 X - true field of view: 1.9°    

the Pleiades - eyepiece n°1
25 mm , apparent field of view: 50°
magnification: 26 X - true field of view: 1.9°    

Moon - eyepiece n°2
25 mm with Barlow 2X , apparent field of view: 50°
magnification: 52 X - true field of view: 1.0°    

Saturn - eyepiece n°2
25 mm with Barlow 2X , apparent field of view: 50°
magnification: 52 X - true field of view: 1.0°    

the Pleiades - eyepiece n°2
25 mm with Barlow 2X , apparent field of view: 50°
magnification: 52 X - true field of view: 1.0°    

Moon - eyepiece n°3
10 mm , apparent field of view: 50°
magnification: 65 X - true field of view: 0.8°    

Saturn - eyepiece n°3
10 mm , apparent field of view: 50°
magnification: 65 X - true field of view: 0.8°    

the Pleiades - eyepiece n°3
10 mm , apparent field of view: 50°
magnification: 65 X - true field of view: 0.8°    

Moon - eyepiece n°4
10 mm with Barlow 2X , apparent field of view: 50°
magnification: 130 X - true field of view: 0.4°    

Saturn - eyepiece n°4
10 mm with Barlow 2X , apparent field of view: 50°
magnification: 130 X - true field of view: 0.4°    

the Pleiades - eyepiece n°4
10 mm with Barlow 2X , apparent field of view: 50°
magnification: 130 X - true field of view: 0.4°    

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