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

A. Schacht Ulm Edixa-M-Travenar-A 50 mm f/ 2,8 used:

NameFull namePlaceScoresRank
1Andreas Lindemann Northern Hessen19764.3lvl.7 (Lens-Guru)
2likan 632.344lvl.3 (Lens-Competent)