Archived posting to the Leica Users Group, 2000/10/09

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Subject: [Leica] re: lens elements/groups
From: Robert Monaghan <rmonagha@post.cis.smu.edu>
Date: Mon, 9 Oct 2000 09:19:43 -0500 (CDT)
 
see http://www.smu.edu/~rmonagha/mf/elements.html
it is a tradeoff:
more elements=more degrees of control over lens aberrations etc (usually)
but more air-glass surfaces = more flare (see mf/flare.html) (usually)