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Stiff focus ring in Carl Zeiss T* 50mm 1:1.7 C/Y RE-lube with #10 grease - YouTube
Stiff focus ring in Carl Zeiss T* 50mm 1:1.7 C/Y RE-lube with #10 grease - YouTube
Stiff focus ring in Carl Zeiss T* 50mm 1:1.7 C/Y RE-lube with #10 grease - YouTube
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What's wrong with my new Helios 44-2?: Adapted Lens Talk Forum: Digital Photography Review
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Canonet QL19 Stuck Focusing Ring | Photrio.com Photography Forums
