JJ-Astro Astroman 90x900
refractors, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 10 :1, Weight: 17 kg
refractors, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 10 :1, Weight: 17 kg
Main Characteristics |
|
Types of Telescopes |
refractors |
Lens diameter (aperture) |
90 mm |
Focal Distances |
900 mm |
Relative openings |
10 :1 |
Resolution ability |
1.3 " |
Penetration ability (stellar magnitude) |
12.5 m |
Self-guided system |
|
Type of mounting |
equatorial |
Weight (disambiguation) |
17 kg (disambiguation) |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
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 |