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Nomad
Tinkerer
Username: Nomad

Post Number: 4
Registered: 12-2009

Rating: N/A
Votes: 0

Posted on Thursday, December 31, 2009 - 01:40 pm:   

Okay, I can see now why a ground glass screen is needed - the part of the lens that pushes against the RF cam might not be consistent between lenses, so the RF itself can't be used to check.

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