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

Olympus Zuiko Digital ED 300 mm f/ 2.8 used:

NameFull namePlaceScoresRank
1Jan SteinmanJan Steinman Salt Spring Island157.8lvl.2 (Lens-Adept)