There are no electrical contacts in the adapter ring.
Exposure and focus must be adjusted manually.
Autofocus ( AF ) is not available.
Allows infinite focus.
compatible: for East Germany Eight Feather Monster Russian First Class M42 Lens (Except Taikuma); apply to: for Panasonic: G1, G2, G3, GF1, GF2, GH2, G10; for Olympus: E-P1, E-P2, E-P3, E-PL1
colour: black
Material: aluminum
Size: 71x42x70mm
Package Contents:
1 x Lens Adapter Ring