Sky-Watcher MAK90SP
mirrored lens, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 1250 mm, Relative Hole: 13.9 :1, weight: 1.37 kg
mirrored lens, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 1250 mm, Relative Hole: 13.9 :1, weight: 1.37 kg
Main Characteristics |
|
Types of Telescopes |
mirrored lens |
max. useful increase |
180x |
Lens diameter (aperture) |
90 mm |
Focal Distances |
1,250 mm |
Relative openings |
13.9 :1 |
Illumination of optics |
Fully |
Rayleigh's Criterion |
1.53 angles |
Penetration ability (stellar magnitude) |
12.3 m |
Self-guided system |
|
Weight (disambiguation) |
1.37 kg |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Planting diameter of the eyepiece |
1.25 " |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
Optical searcher |
|