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500mm^
254mm^ 180mm^ 130mm^
60mm^
Richter Collimator Objectives FOR SPECIAL USES:
The R-2 Autocollimator works at
its best with testing lenses of from 1/2 to 1/10 the focal length of the collimator
objective. The standard 254mm. objective may be exchanged with shorter or longer focal
length objectives for use with cameras with unusually short or long focus lenses.
Viewed from left to right: (Special order long
lens) then 500mm, 254mm (with autocollimator attached) 180mm 130mm and 60mm.
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