BRESSER Bresser Messier AR-90 90/900
refractors, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 10 :1
refractors, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 10 :1
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
180x |
Lens diameter (aperture) |
90 mm |
Focal Distances |
900 mm |
Relative openings |
10 :1 |
Resolution ability |
1.45 " |
Colors |
White |
Functions and features |
|
Number of eyeglasses in the kit |
1 |
Planting diameter of the eyepiece |
1.25 " |
Optical searcher |
|