refractors, max. useful gain: 140 x, lens diameter (aperture): 70 mm, focal distance: 900 mm, Relative opening: 12.8 / 1
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
140x |
Lens diameter (aperture) |
70 mm |
Focal Distances |
900 mm |
Relative openings |
12.8 :1 |
Resolution ability |
2 " |
Illumination of optics |
Standardised |
Type of mounting |
azimuth |
Colors |
Blue (disambiguation) |
Functions and features |
|
Number of eyeglasses in the kit |
3 |
Planting diameter of the eyepiece |
1.25 " |
Focal distances of eyeglasses |
4, 20, 12 mm |
Optical magnification |
45x, 225x, 75x |
Revolving mirror |
|
Optical searcher |
|
Computerized mounting |
|
Automatic Attachment to the Sky |
|
Computer-based control |
|
GPS |
|
Clockwork mechanism |
|
Adjustment of fluency |
|
Fine-tuning mechanism |
|
Co-ordinating circles |
|
Statutory |
Aluminium |