Retaining-Ring required.
Posted: Sun Aug 22, 2010 7:17 pm Etc/GMT-1+01:00
I want to buy a retaining ring for my 180mm Symmar-S lens, preferably from somewhere in the UK. I think this might be the size I require. 
Advice appreciated.
https://www.schneideroptics.com/Ecommer ... 1&IID=2020
Advice appreciated.https://www.schneideroptics.com/Ecommer ... 1&IID=2020