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

Schneider-Kreuznach Edixa-Tele-Xenar 135 mm f/ 3.5 used:

NameFull namePlaceScoresRank
1RichardIIIRichard Lee Fulgham Richard Lee FulghamBel Air260lvl.2 (Lens-Adept)
2shoobah 7.3lvl.1 (Lens-Learner)
3likan 632.344lvl.3 (Lens-Competent)