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

Chinon 55 mm f/ 1.7 MCM Auto used:

NameFull namePlaceScoresRank
1StevenSteven James 曾杰 Steven JamesTaipei191.9lvl.2 (Lens-Adept)