• For make M42 mount lenses (Zeiss, Pentax, Praktica, Mamiya, Zenit)
• Can be used on Micro 4/3 SYSTEM cameras
• Does  not come with ROM connection on the ring so diaphragm control of the lens is set manually
• Can be used for Macro rings and other accessories
• With aperture pin stop down flange
• Allows to infinity focus
• Material:  Anodized Aluminum Metal
• Color : black
• Suitable For LENS:  M42; CAMERA: Olympus E-P1 E-P2; Panasonic DMC-G1, DMC-GH1, DMC-GF1
• Size: 30(H)*62(D)mm

Warning:

• Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this adapter. In this case "stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body. You can shoot with manual mode or aperture priority mode.