Archived posting to the Leica Users Group, 1996/04/23

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To: leica-users@mejac.palo-alto.ca.us
Subject: Re: Minimum aperture question:
From: Marc James Small <msmall@roanoke.infi.net>
Date: Tue, 23 Apr 1996 18:44:04 -0400
Cc: beamon@primenet.com (Roger L. Beamon)

Below a certain point, diffraction begins to degrade image quality.  I
recognize most Leica RF lenses of recent (post-1950) vintage only stop to
f/16:  I'd guess this was to keep the degradation of image quality in line.

Marc
msmall@roanoke.infi.net  FAX:  +540/343-7315
Cha robh bas fir gun ghras fir!