Macro AF confirm adapter for M39 lens to Sony Minolta Alpha A MA Mount - A58 A77 A99 II A580 Nikon 1 Locking Mechanism to Secure Lens

Locking Mechanism to Secure Lens

For using Sony E mount mirrorless digital cameras with all Canon FD mount lenses

while it shows prompt like

* Samyang / Rokinon lenses are currently NOT supported

Macro AF confirm adapter for M39 lens to Sony Minolta Alpha A MA Mount - A58 A77 A99 II A580 Nikon 1 Locking Mechanism to Secure LensThis is the AF confirm chipped lens adapter ring with built in circuit board for M39 (39mm) mount lens on your Sony Alpha Minolta AF mount camera, saving you the expense of a costly and irreversible conversion. Fixed EXIF value 50mm f1. 7, not programmable. It does not support focusing infinity. It can be used for macro photography only.