Sky-Watcher Star Discovery AC90 SynScan GOTO
chromatic refractor, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 1/10 :1
chromatic refractor, max. useful gain: 180 x, lens diameter (aperture): 90 mm, focal distance: 900 mm, relative hole: 1/10 :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 |
1.28 " |
Limiting stellar magnitude |
11.6 m |
Type of mounting |
azimuth |
Colors |
Red (disambiguation) |
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 |
90x, 36x |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
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 |
steel |
nutritious |
8 x AA |