Meike MK-C-AF1-B Macro Auto Focus Extension tube Ring AF Plastic for Canon 5DIII II 7D 5D3 6D 70D 60D 600D 650D 550D 100D

AF extension tube set can transform customer's Canon lens into DSLR body

Moves lens from film or digital sensor

Closer focus is greater magnification

Extension tube does not affect image quality as there is no optics inside

In comparison, close up filter is often blamed for degrading quality of image

This tube set contains three piece tubes of various lengths such as 12/20/36mm, which can be used individually or in any combination to obtain the desired magnification, total 7 various lengths

These extension tubes are designed with all the circuitry and mechanical coupling to maintain auto focus and TTL auto exposure with most Canon lenses, given there is enough light to activate the cameras AF system properly

Compatible with all for Canon DSLR cameras

Materials: Plastic

Advanced design

Smooth surface

Color:Black