Sky-Watcher BK 709EQ1
refractors, max. useful gain: 140 x, lens diameter (aperture): 70 mm, focal distance: 900 mm, Relative Hole: 12.9 :1, weight: 9 kg
refractors, max. useful gain: 140 x, lens diameter (aperture): 70 mm, focal distance: 900 mm, Relative Hole: 12.9 :1, weight: 9 kg
Main Characteristics |
|
Types of Telescopes |
refractors |
max. useful increase |
140x |
Lens diameter (aperture) |
70 mm |
Focal Distances |
900 mm |
Relative openings |
12.9 :1 |
Resolution ability |
1.63 " |
Illumination of optics |
Standardised |
Limiting stellar magnitude |
11.7 m |
Type of mounting |
equatorial |
Weight (disambiguation) |
9 kg (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 |
|
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 |
|
Statutory |
Aluminium |
Height of tripod min. |
71 cm |
Height of tripod max. |
123 cm |