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      LOCATION: HomeProduct CenterOptical instrumentationOne-meter collimator BJ –020
Name:One-meter collimator BJ –020
Technical parameters:
     It is a general instrument and can obtain target 
image at infinity. It can be used to check resolution,
 parallax, diopter of telescopic system. It can also be used 
to check parallelism of optical axis of binoculars with
 checking reference line not more than 100mm. 
Details:
 

Specification of the instrument:

Focal length of collimator: 999.21mm

Useful aperture of objective lens: Ø 116mm

Center height of collimator: 300mm

 

 
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