|
Brand: |
Celestron
|
Equipment: |
Eyepieces 10 and 40 mm
|
Description: |
Refractor
|
Type: |
Refractor
|
Installation: |
Floor
|
Lens diameter: |
90 mm
|
Resolution: |
1.29 ar seconds
|
Lens focal length: |
660 mm
|
Pipe length: |
635 mm
|
Automatic guidance: |
No
|
Seeker: |
Optical 6x30
|
Tripod material: |
Steel
|
Mount: |
Azimuth
|
Number of eyepieces included: |
2
|
Max. magnification with included eyepiece: |
66x
|
Min. magnification with included eyepiece: |
17x
|
Relative hole: |
1:7.3
|
Useful magnification: |
13x-213x
|
Eyepiece bore diameter: |
1.25 in.
|
Penetrating power magnitude: |
12.3
|
AR coating: |
Multilayer
|