EMF AF-confirm Macro Fold Bellows for Canon EOS (programmable)

Description

EMF AF-confirm Macro Fold Bellows for Canon EOS (programmable)
 
DESCRIPTION:
The bellow is an accordion-type section which is inserted between the lens and the camera body and extends the lens-to-film distance thus improving the quality of your macro photography. With the bellows you can get up to an amazing one centimetre away from your subject. Flex(mm): 37-144
Photography zoom (change to standard lens to f50): 1/1.3x-2.86x
With 1/4′ tripod screw
Size(mm): 100(W)*106(H)*160(L) Possiblу to change on a dandelion aperture in interval from F1.1 to F45. Possible to change on a dandelion focal length in interval from 1mm to 65535mm.  
NOTICE: 1. 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. 2. Do not use F/64-shutter + F/57- shutter + F/64-shutter combination in normal shootings. This combination will set EMFchip 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. 3. When the bellows are in use auto focus and aperture control are not retained.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.  
COMPATIBILITY:
ALL Canon EOS DSLR and 35mm Film SLR and Lens. Will not work with EOS 30 30V and 33V.