All About Photographic Lenses.
Specifications, comparison, reviews, MTF-charts for lenses by Canon, Nikon, Sony, Pentax, Olympus, Sigma, Tamron, Carl Zeiss, etc.

Vivitar 135 mm f/ 2.8 Close Focusing used:

NameFull namePlaceScoresRank
1Shareef Turner 202.7lvl.2 (Lens-Adept)