All Forum Comments
Comment by pschlute posted on Whats my focal length! at 21/06/2009 - 07:27
Comment by pschlute posted on Sigma 180mm Macro at 20/06/2009 - 14:57

Comment by pschlute posted on Who are you looking at ? at 20/06/2009 - 12:33
Comment by pschlute posted on Longboard action at 20/06/2009 - 12:27
Comment by pschlute posted on Longboard action at 19/06/2009 - 16:14
Comment by pschlute posted on More views from the Lakeland mountains at 16/06/2009 - 23:15
Comment by pschlute posted on Swallowtail butterflies at 16/06/2009 - 23:14
Comment by pschlute posted on Masai Mara 2007 at 16/06/2009 - 23:14
Comment by pschlute posted on Final Shots of the Rose at 16/06/2009 - 23:13


The focal length of a lens relates to the lens, not what camera system you use it on. So a 50 mm lens will always be a 50mm lens.
You will get a different "field of view" if you mount it on a 35 mm camera or a full frame digital camera.