Eric Mc Messages 722 Name Eric...oddly enough Edit My Images Yes 28 Nov 2007 #1 Ok...so theres something been bugging me for a while now. A 2x converter I can understand....doubles the focal length of your lens....200mm becomes 400mm ect But 1.4x....why? Why not 1.5x so 200mm becomes 300mm ect
Ok...so theres something been bugging me for a while now. A 2x converter I can understand....doubles the focal length of your lens....200mm becomes 400mm ect But 1.4x....why? Why not 1.5x so 200mm becomes 300mm ect
mmcp42 Junior Member Messages 6,875 Name Mike Edit My Images Yes 28 Nov 2007 #2 because everything photographic is based on the square root of 2 = 1.4(14) look at apertures 8 5.6 4 2.8 2 1.4 (1!!!) 1.4 = 1 stop
because everything photographic is based on the square root of 2 = 1.4(14) look at apertures 8 5.6 4 2.8 2 1.4 (1!!!) 1.4 = 1 stop
DiddyDave Messages 9,521 Edit My Images Yes 28 Nov 2007 #3 Also, there no such thing at 'ect', you mean 'etc.' Other than that, what he said ^^^