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

Isco-Gottingen Edixa-Westanar 50 mm f/ 2.8 used:

NameFull namePlaceScoresRank
1stimilek Vlastimil1491.48lvl.4 (Lens-Pro)
2Mika Uolamo 378.6lvl.3 (Lens-Competent)