Hongo en los lentes y luz ultravioleta.
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How to Clean a Vintage Lens with a Huge Fungus Infection
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Fungus in cameras and lenses. What is it and how to avoid.
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How to Judge a Vintage Lens – A crash course on how to identify and evaluate lens defects
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10 Vintage Lens Mistakes (STOP wasting MONEY)
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Canon 70-200mm Lens Funcus Cleaning || Lens Cleaning and Solved
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Helios 44-2 fungus cleaning tutorial
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Killing Lens Fungus with UV-C Light
23:35