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

SMC Pentax-M 35-70 mm f/ 2.8-3.5 used:

NameFull namePlaceScoresRank
1Gregoire Hostettler 23.5lvl.1 (Lens-Learner)
2likan 632.344lvl.3 (Lens-Competent)