New version chipset: EXIF is fixed 50mm F1.4 For using Canon EOS cameras with M42 lenses (Zeiss, Pentax, Praktica, Mamiya, Zenit). Metric scale M42 keeps its meanings due to compensation of the flange bases difference. Therefore focusing can be to infinity.
This AF-Confirm adapter is an emulation of Canon EF auto-focus lens and has the electronics to communicate with the EOS camera and bring back these two Great Features!! By using our adapter your M42 lenses can trigger the Focus Confirmation indicator and you can Really get the desired Light Metering Modes as you wish.
It is a solution you can purchase for your M42 lenses and enjoy instantly the fun of using manual focus lenses with focus confirmation and various light metering modes. No more painful focus guessing and difficulties in telling correct focus by naked eye.
Attention:
1). Auto focus (AF) is not available.
2). Stop-down metering is used. Spot metering mode does not work properly.
3). Although it is possible to use the A (aperture-priority AE) mode in auto exposure, the aperture display is not available.
4). In the P (Program AE), or S (Shutter speed-priority AE) mode, the shutter releases, but the auto exposure control does not work.
5). The distance scale on the lens might not indicate the actual distance.
6). Please installing / uninstalling the adapter after turning off the camera.