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

Super-Takumar 300 mm f/ 4.0 used:

NameFull namePlaceScoresRank
1Clouseau Warsaw20.5lvl.1 (Lens-Learner)
2brian dolan Brian DolanAmsterdam105.101lvl.2 (Lens-Adept)