darinwc Subscriber Joined Dec 14, 2003 Messages 3,160 Location Sacramento, Format Multi Format Mar 14, 2021 #1 I have a serenar 50mm f3.5 that is missing the focus knob, spring, and screw assembly. I think parts from any of the chrome Canon ltm lenses will do. I'll buy a cheap parts lens if you got one. Darin
I have a serenar 50mm f3.5 that is missing the focus knob, spring, and screw assembly. I think parts from any of the chrome Canon ltm lenses will do. I'll buy a cheap parts lens if you got one. Darin