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

Carl Zeiss Jena Prakticar 50 mm f/ 1.4 MC used:

NameFull namePlaceScoresRank
1Mac Wyd 518.7lvl.3 (Lens-Competent)
2motionofmind 3.5lvl.1 (Lens-Learner)
3stimilek Vlastimil1491.48lvl.4 (Lens-Pro)
4likan 632.344lvl.3 (Lens-Competent)
5FabriceGerardin 24.5lvl.1 (Lens-Learner)
6y69 37.05lvl.1 (Lens-Learner)
7Aravier BatizAravier Batiz Santa Monica, California.200.1lvl.2 (Lens-Adept)