Celestron NexStar 80 GTL-SA
refractors, max. useful gain: 189 x, lens diameter (aperture): 80 mm, focal distance: 900 mm, relative hole: 11 :1, self-directed system, optical pipe length: 864 mm, Weight: 6 kg
refractors, max. useful gain: 189 x, lens diameter (aperture): 80 mm, focal distance: 900 mm, relative hole: 11 :1, self-directed system, optical pipe length: 864 mm, Weight: 6 kg
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
189x |
Lens diameter (aperture) |
80 mm |
Focal Distances |
900 mm |
Relative openings |
11 :1 |
Illumination of optics |
multilayered |
Length of optical piping |
864 mm |
Rayleigh's Criterion |
1.73 angles |
Dawes Limit |
1.45 angles |
Penetration ability (stellar magnitude) |
9.30 a.m. |
Self-guided system |
|
Type of mounting |
Fork |
Weight (disambiguation) |
6 kg (disambiguation) |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Planting diameter of the eyepiece |
1.25 " |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
Optical searcher |
|
Computerized mounting |
|
Channeling speed |
4 |
Automatic Attachment to the Sky |
|
Computer-based control |
|
GPS |
|
Clockwork mechanism |
|
Adjustment of fluency |
|
Fine-tuning mechanism |
|
Co-ordinating circles |
|
Statutory |
Aluminium |