Adapter ring box CANON EOS - M42 lens (screw) with focus at infinity. (Electronic devices)
solid steel ring, fits perfectly and gives excellent results, tested on my Canon EOS, perfect result with a correction -1 Av. Serious seller recommended.
Adapter ring box CANON EOS - M42 lens (screw) with focus at infinity. (Electronic devices)
Ring of very good quality, it is mounted with precision on the case. It allows to use the M42 on EOS boxes objectives. Focusing is done manually with these objectives, Av or M mode on the case. The ring does not have a chip to receive assistance in s