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Old September 10th 12, 12:46 AM posted to rec.photo.digital.slr-systems
Floyd L. Davidson
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Posts: 5,138
Default What is this weird hatred of different focal lengths?

wrote:
On Sun, 9 Sep 2012 13:51:59 -0700 (PDT), RichA wrote:

On Sep 9, 1:43*pm, David Dyer-Bennet wrote:
"Trevor" writes:
Which is all rather amusing when you consider the more serious photographers
used an 85mm lens and a 35mm lens combination far more often than anything
in the 40-70mm range. If anything a 58 mm lens was a little better for
portraits than a 50mm one at least, even if not by much. A fast 50mm is a
much better lens now on a non FF sensor DSLR however IMO.

A 58mm is great on a 1.5X DSLR for portraits :-)


But does it behave the same way as say an 85mm on a FF for the same
subject matter?


The 85mm lens bends the light rays less than the 58mm lens does, that might make
a differance... you need to try it!


Unless of course you use the 85mm of a full frame
sensor, in which case it has to bend the light rays
*exactly* the same as a 56.7mm lens does on a APS-C
sized sensor.

--
Floyd L. Davidson http://www.apaflo.com/
Ukpeagvik (Barrow, Alaska)