astronomical telescope TWR60/900 is professional astronomical telescopes made by Yunnan North
Optical Electron Group CO.Ltd .
.Product Feature
|
Model
|
TWR800
|
TWR900
|
|
focusing(mm)
|
800
|
900
|
|
Field of view
|
53′~6′14″
|
47′~6′
|
|
Entrance Pupil Diameter
|
60
|
|
Limit level
|
10.3
|
|
Resolution
|
4.62″
|
|
Magnification of Objective K10
|
80
|
90
|
|
Magnification of Objective H25
|
32
|
36
|
|
Magnification of finderscope
|
5
|
|
FOV of finderscope
|
5°42′
|
