R RSSNewsRobot Senior Member Sep 27, 2006 7,612 2 0 Aug 26, 2010 #1 New versions of the Canon 500mm f/4 and 600mm f/4 lenses are in development, with prototypes of each to be shown at next month's Photokina 2010 trade show in Cologne, Germany. More...
New versions of the Canon 500mm f/4 and 600mm f/4 lenses are in development, with prototypes of each to be shown at next month's Photokina 2010 trade show in Cologne, Germany. More...
