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Barrel Lenses - Large Format Friday

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How to Determine Lens Coverage, Focal Length and F-Stop

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#755 Why is a Camera Lens so Complicated?

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Bringing a 160 Year Old Giant Petzval Lens Back to Life

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To polish or not to polish WetplatedDreams

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DIY Lens Board & Giant Soft Focus Lens - Large Format Friday

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Watch Trudeau speak directly to Trump during blistering speech

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4X5 Lens Anatomy (Parts and Large Format Leaf Shutter Use)