Archived posting to the Leica Users Group, 2002/04/22
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Thanks David. Did you get the Elpro 4 and 3 mixed up? Doesn't the 4 focus closer than the 3 or is my thinking all wrong? Aram > >Sorry to be slow in coming forward with the Leica information which I've >oddly enough just compiled for my college work. > >ELPROs with 180mm f4 Elmar-R > >Elpro Focus distance Repro Ratio object field (mm) > 4 inf 135cm 1:7.4 178x267 > 4 1.8m 75 1:3.3 80x120 > 3 inf 61 1:3.3 80x120 > 3 1.8m 45 1:2 48x72 > >Data from Theo Kisselbach's Leica R-4 Reflex manual. > >Hope this helps > >David Prakel > This message is made of 100% recycled electrons. No new atoms were destroyed in making it. Aram Langhans Science Teacher, Naches High School 101 W. 5th. St / P. O. Box 159 Naches, WA 98937 "Science Rules" - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html