Ok, I did the FoV chart for DSLRs with a 13.5x18 mm sensor format (FourThirds standard). This shows diagonal FoV plotted against focal lengths from 7mm to 300mm. I used the endpoints of the 11-22, 14-50 plus 35, 105 and 180 mm lenses that I use as references:
http://homepage.mac.com/godders/FourThirds-DSLR-FoV.jpg enjoy Godfrey -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net