Orion Observer 70mm II
refractors, max. useful gain: 140 x, lens diameter (aperture): 70 mm, focal distance: 700 mm, relative hole: 10 :1, weight: 3.2 kg
refractors, max. useful gain: 140 x, lens diameter (aperture): 70 mm, focal distance: 700 mm, relative hole: 10 :1, weight: 3.2 kg
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
140x |
Lens diameter (aperture) |
70 mm |
Focal Distances |
700 mm |
Relative openings |
10 :1 |
Limiting stellar magnitude |
11.9 m |
Type of mounting |
azimuth |
Colors |
black |
Weight (disambiguation) |
3.2 kg |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Planting diameter of the eyepiece |
1.25 " |
Focal distances of eyeglasses |
10, 25 mm |
Optical magnification |
28x, 70x |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
Optical searcher |
|
Pole Seeker |
|
Computerized mounting |
|
Automatic Attachment to the Sky |
|
Computer-based control |
|
GPS |
|
Clockwork mechanism |
|
Co-ordinating circles |
|
Statutory |
Aluminium |