Archived posting to the Leica Users Group, 1998/06/05
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 07:00 PM 6/5/98 -0400, you wrote: >At 03:46 PM 05-06-98 -0800, Charlie wrote: >> >>>and what does "APO" mean ? >> >>APO is short for apochromatic which should mean that a point of white light >>entering the lens is focussed on the film as a point of white light and not >>a point of white light with colored edges where the light has been bent >>differently according to its frequency. > >Ah, but it doesn't actually answer the question, "what does APO mean?" I >would like to know this as well. That IS what APO means, that all three colors focus on the same plane (i.e. film). - -- Eric Welch St. Joseph, MO http://www.ponyexpress.net/~ewelch You know how to make God laugh? Make a plan. - Anonymous