EXT Canon A-1 SLR Film Camera with Lens FD 50mm F/1.4 S. S. C. From Japan B013

Be sure to set the switch to the "L" (Lock) position when not in use. EXCELLENT+: Clean appearance and lens. The operation force of the helicoid for focusing the lens is a little heavy. The Speedlight 199A, which could also be used for bouncing, was also available.