Re: EOS Constant aperture zooms (was2.8 zoom vs 2.8 prime image darkness)

[kzhang]

>If this doesn't sound clear,  think of a lens with a
>certain maximum aperture.  Does the maximum aperture change
>if I add a very large closeup lens at the front?  I don't
>think so.


what if you stack, say, 20 of those close-up lenses together
in front of your f2.8 lens? are you sure your viewfinder
won't be darkend a bit at all?...


kz

*
****
*******
***********************************************************
*  For list instructions, including unsubscribe, see:
*    http://www.a1.nl/phomepag/markerink/eos_list.htm
***********************************************************