Archived posting to the Leica Users Group, 2003/02/25
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Mike The Infra-red index mark to compensate for the difference in focus for IR vs. visible light. Jerry "Ginex, Mike" wrote: > Anybody know what the R on the DOF scale represents? Got this oldie recently > as my first M lens, and it's a screw mount. Seller said it was in somebody's > drawer for forty years. > -- > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html