Pentacon 135mm f2.8 - 15 Lamellen
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Obiettivo Pentacon 135mm f2.8 MC attacco M42 6 lamelle disassembly e pulizia lenti Tutorial
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50mm e o maior erro que você está cometendo
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Four FANTASTIC Fast 135mm Lenses UPDATED - and One Big Surprise!
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This is a Great Starter Lens - Pentacon 50mm f1.8
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Best 50mm to 60mm M42 lenses - for portraits, landscapes, bokeh, walking around town, macro etc
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Four 135mm Bokeh Beasts!
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Superb vintage 135mm lens!!
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