Pixco EMF AF Confirm Canon Mount Macro Extension Lens Bellows for Canon EOS 5D Mark III, 5D Mark II, 6D,600D, 550D, etc.

Features
·Expandable black bellows without light leaks
·Tripod mount socket
·Ruled rail
·Geared focusing rail
·Smooth focusing knob
·Can be extended up to 150mm
·Weight is less than 1 pound
·The adapter enables camera viewfinder focus confirmation light and confirmation sound when focus is correct.
·Supports AV and Manual Mode.
·You can change on a dandelion aperture in interval from F1.1 to F45.
·You can change on a dandelion length in interval from 1mm to 65535mm.
·Setting date if stored even turning off the camera.
·Exposure aperture data can be recorded in EXIF.

Notice
·Do not touch the golden contact points of the circuit board of EMF chip when attaching and detaching the ring to your lens and camera.
·Do not use F/64-shutter + F/57-shutter + F/64-shutter combination in normal shootings. This combination will set EMF chip to setting up mode. If you unintentionally enter this mode, choose a aperture value between F/6.3 and F/51 and press shutter button once to exit.

Compatible
·Canon EOS 5D Mark III, 5D Mark II, 6D, 5D, 7D, 70D, 60D, 50D, 40D, 30D, 100D, 700D, 650D, 600D, 550D, 500D, 450D, 400D, 350D, 300D, 1100D, 1000D.
Not work with EOS 30, 30V & 33V and 1D series.

Package Include
EMF AF Confirm Canon Mount Macro Extension Bellows x1pcs