Archived posting to the Leica Users Group, 2005/11/30
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Thanks JB. It is the one with pencil written numbers. :-O As soon as I get home it goes back in. I took some pics with the camera without the baffle. :-O :-) thanks D. On Wednesday, November 30, 2005, at 11:23AM, John Black <jblack@ambio.net> wrote: > > > >> >> Hi all, just got back from San Antonio. Not many pictures but got me a >nice Elmar 9cm. There are 2 questions for the technical minds. >> >> I want to clean the metal tubing but do not know what solvent to use. >> >> When on the plane I noticed that i could not turn the focusing ring all >the way. I unscrewed the glass element mounting from the focusing tube and >noticed that one baffle ring was not completely flat inside. I took it out >and I could focus fine. Now, I wonder if the baffle I took out was supposed >to be there or it was left there by mistake. There is one inside and finely >mounted. Does it take 2 baffle rings? > > >There may be some internal differences by year, but generally, the 90/4 >Elmar, when the lens head is removed, will have 2 similar push-in light >baffles with a number of small ones below that are part of the focusing >mount. The outer baffle will have some numbers written on it with pencil. >One is the last 3 digits of the serial # so it will match the head. The >other is the actual focal length in mm (usually 89-91). Which baffle has >the numbers on it? If it is the one you took out, it needs to go back in. >If it is the one under that, the one you took out is probably extra. > >JB > > > > >_______________________________________________ >Leica Users Group. >See http://leica-users.org/mailman/listinfo/lug for more information > >