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Wobbly Lens/shutter unit and focusing part?

kl122002

Member
Allowing Ads
Joined
Apr 17, 2022
Messages
393
Location
Hong Kong
Format
Analog
I bought a few fixed-lens rangefinder camera recently I noticed there is a common problem among them: The shutter/lens unit is wobbly on the focusing mount.
Sometimes it could the be mounting plate or the lock ring of the shutter/lens unit has been loosen , but for 2 or 3 of them has a common problem within the focusing unit. I opening a camera (Mamiya Auto Deluxe II ) and it seems likely from the helicoid in inside the focusing unit. It is somehow loosing and causing the wobbling of the Lens/shutter.

Is there any way I could fix this problem ?

Thank you!