Canon Extender EF 2x II brand_Kodak The low-profile design is great

The low-profile design is great for wide angle lenses

This is the thing you need

and it requires CF cards for storage (a 32GB card is included)

Gearing is not perfectly smooth

Use it to digitize slides (with compatible lens

Canon Extender EF 2x II brand_Kodak The low-profile design is greatCanon Extender EF 2x II teleconverter, in excellent cosmetic condition. Doubles the effective focal length of the lens mounted to it. Since the teleconverter extends into the back of the lens, not all lenses may be mounted. Please confirm compatibility between your intended lens and this teleconverter. Clean glass and excellent function. Includes front and rear caps.