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Benoist Berthiot cine 105mm
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PostPosted: Thu Mar 31, 2016 5:06 pm    Post subject: Benoist Berthiot cine 105mm Reply with quote

I want to clean the glass.
After I take out all of it, I cannot re-build the lens.

There is 3 glass and 3 rings combine. I have tried several combination but not success.
Any information for me?



PostPosted: Thu Mar 31, 2016 5:15 pm    Post subject: Reply with quote

Assume there is no missing parts, the optics should be arrange in such way like P1, P3 or P4.


Image taken from http://forum.mflenses.com/roger-cicala-tests-lomographys-petzval-lens-t67138.html .


PostPosted: Fri Apr 01, 2016 1:13 pm    Post subject: Reply with quote

super thanks