Puzzling details: The angle of view of the 10mm varies with the mount/camera/chip-size....
154 degrees (180 for Nikon, 167 for Canon) http://www.sigmaphoto.com/lenses/lenses_all_details.asp?id=3336&navigator=6 ....while the 4.5mm has a single/fixed angle of 180 degrees.... http://www.sigmaphoto.com/lenses/lenses_all_details.asp?id=3336&navigator=6 -- Bye, Willem-Jan Markerink The desire to understand is sometimes far less intelligent than the inability to understand <[EMAIL PROTECTED]> [note: 'a-one' & 'en-el'!] * **** ******* *********************************************************** * For list instructions, including unsubscribe, see: * http://www.a1.nl/phomepag/markerink/eos_list.htm ***********************************************************
