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: Sigma AF 300 mm f/ 4 APO Macro /HSM (1)

Sigma 300mm 1:4 D APO TELE MACRO
Sigma AF 300 mm f/ 4 APO Macro /HSM
Author: Sean Teng

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