refractors, max. useful gain: 90 x, lens diameter (aperture): 50 mm, focal distance: 360 mm, relative hole: 7.2 : 1, weight: 4 kg
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
90x |
Lens diameter (aperture) |
50 mm |
Focal Distances |
360 mm |
Relative openings |
7.2 :1 |
Illumination of optics |
Standardised |
Rayleigh's Criterion |
2.5 angles |
Dawes Limit |
2.3 arc. c |
Limiting stellar magnitude |
11 m |
Penetration ability (stellar magnitude) |
9.30 a.m. |
Self-guided system |
|
Type of mounting |
azimuth |
Weight (disambiguation) |
4 kg (disambiguation) |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Focal distances of eyeglasses |
20. 6 mm |
Optical magnification |
18x, 60x |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
Lynza Barlow |
2 |
Optical searcher |
|
Pole Seeker |
|
Computerized mounting |
|
Automatic Attachment to the Sky |
|
Computer-based control |
|
GPS |
|
Clockwork mechanism |
|
Adjustment of fluency |
|
Fine-tuning mechanism |
|
Co-ordinating circles |
|
Statutory |
Aluminium |