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

Nikon AF-S Nikkor 200-400 mm f/ 4 G IF ED VR used:

NameFull namePlaceScoresRank
1BobM 13.1lvl.1 (Lens-Learner)