Re: 50/2 macro min aperture was RE: [OM] new user

[Acer V]

<snip>
So for any given aperture, longer lenses will have a physically larger
diameter aperture relative to shorter focal length lenses, and is this why
they can stop down further (200/4 goes to f:32 IIRC).

/Acer V
--
Whole Sort Of General Mish Mash         <http://student.ucr.edu/~siddim01>


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