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

Canon FDn 135 mm f/ 2.8 used:

NameFull namePlaceScoresRank
1Rabkor Omsk75.0501lvl.1 (Lens-Learner)
2Rikke Chemnitz 45.5lvl.1 (Lens-Learner)