BRESSER Bresser National Geographic 114/500
reflectors, max. useful gain: 228 x, lens diameter (aperture): 114 mm, focal distance: 500 mm, relative hole: 4.4 : 1
reflectors, max. useful gain: 228 x, lens diameter (aperture): 114 mm, focal distance: 500 mm, relative hole: 4.4 : 1
Main Characteristics |
|
Types of Telescopes |
reflectors |
max. useful increase |
228x |
Lens diameter (aperture) |
114 mm |
Focal Distances |
500 mm |
Relative openings |
4.4 :1 |
Illumination of optics |
Standardised |
Self-guided system |
|
Type of mounting |
Dobson |
Functions and features |
|
Number of eyeglasses in the kit |
2 |
Focal distances of eyeglasses |
20. 6 mm |
Optical magnification |
25x, 83x |
Turning Lens |
|
Revolving mirror |
|
Turning prism |
|
Lynza Barlow |
2 |
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 |
|