All About Photographic Lenses.
Specifications, comparison, reviews, MTF-charts for lenses by Canon, Nikon, Sony, Pentax, Olympus, Sigma, Tamron, Carl Zeiss, etc.
Photos taken with a lens: Pentacon 200 mm f/ 4 (2)

Polyommatus icarus
Pentacon 200 mm f/ 4
Author: Foto Klok

4.33(3) 0 5357

 

pants
Pentacon 200 mm f/ 4
Author: Foks145

1(1) 0 5187