Canon Extender EF 1.4x  type_Viewfinders but pretty solid image quality

but pretty solid image quality throughout the zoom range

Good metering and shutter speeds

but it's a real gem of a lens

5fps continuous shooting

This adapter is does not preserve infinity focus and is intended for use with bellows (though it will fit directly to a camera

Canon Extender EF 1.4x &nbsptype_Viewfinders but pretty solid image qualityCanon Extender EF 1. 4x 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.