Category Archives: Cosina

Latest patents from Canon, Cosina, Panasonic and Samsung

Canon’s patent 2011-145518 for a 16-35mm f/2.8 lens: Publication date: Jule 28th, 2011 Patent filing date: January 15th, 2010 Focal length: 16.48 – 33.95 mm Aperture: 2.91 Half angle of view: 52.70 – 32.51 ° 4 aspherical elements Zoom ratio: 2.06

Also posted in Canon, Panasonic, Samsung | Tagged | 11 Comments

No more Zeiss ZK lenses for Pentax k-mout cameras

Cosina announced on their website that they will no longer produce Carl Zeiss ZK lenses series (for Pentax k-mount SLR cameras). Current models will be sold until they run out of stock.

Also posted in Pentax, Zeiss | 1 Comment