Description : 

With AF-Confirm Chip.
EXIF is fixed 50mm f1.4.
Make M42 mount lenses can be used on Canon EOS EF camera body.
Enable camera viewfinder focus confirmation light and sound.
Supports AV (Aperture Priority) and Manual Mode.
Exposure aperture data can be recorded in EXIF.
Give you confirmation signal once you focus objective accurately.
It is a aperture pin stop down flange version.
It is possible to use Macro rings and other accessories.
It can help you improve success shoot ratio.
Allow to focus infinity in manually.
Material: Brass
Color : Silver

Notice:
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 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.
For this "AF Confirm" adapter, it is didn't mean you can use Auto focus, it only have an indication (bee sound) when you manual focus actually.
Attention: It is not compatible with Takumar lens.

Package included : 

1 x AF Confirm M42 Lens to Canon Eos Adapter.