How to Fix a Vintage Lens Stuck Aperture
5:42
How to Judge a Vintage Lens – A crash course on how to identify and evaluate lens defects
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How to Clean a Vintage Lens with a Huge Fungus Infection
10:22
9 FILTROS DE LENTES que você deve experimentar [?] explicados!
8:02
10 Vintage Lens Mistakes (STOP wasting MONEY)
21:34
Restoration of old treasure vintage lens - Pentax SMC 50mm f/1.4
19:04
Canon Canonet Sticky Shutter and Aperture Repair
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Fix Old Cameras: Canon 50mm 1.4 FD Stuck Diaphragm
6:24