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

Canon EF 16-35 mm f/ 4 L IS USM used:

NameFull namePlaceScoresRank
1wiscmic 18.4lvl.1 (Lens-Learner)
2The site administrator dvDolce VitaMoscow7948.08lvl.6 (Lens-Master)