All About Photographic Lenses.
Specifications, comparison, reviews, MTF-charts for lenses by Canon, Nikon, Sony, Pentax, Olympus, Sigma, Tamron, Carl Zeiss, etc.
Photos taken with a lens: Yashinon DS-M 135 mm f/ 2.8 (1)

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Yashinon DS-M 135 mm f/ 2.8
Author: nemiligor

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