Canon Extender EF 1.4x III winder Tested and working for both

Tested and working for both recording and playback

which takes actual 3D pictures and displays them- in actual 3D

This "A" version is designed for use on autofocus cameras: it's machined a tiny bit thinner at certain spots on the mount to safely clear your camera's electronic contacts

the rotating back lets you shoot vertical or horizontal without rotating the whole camera

Shutter speeds and diaphragm are good

Canon Extender EF 1.4x III winder Tested and working for bothCanon Extender EF 1. 4x III teleconverter, in excellent cosmetic condition. Increases the effective focal length of the lens mounted to it by 1. 4x while maintaining complete communication between lens and camera. Canon's teleconverters are not general purpose: they will work specific lenses only, and autofocus function may vary by lens and camera. Be sure to check compatibility before buying! Clean glass and excellent function.