Canon Extender EF 2x III brand_Lowel and the option for full

and the option for full manual control

and the front pocket contains a portfolio of original documents from Project Blue Book

From the Jem Camera Co

the glass is clean and imaging is excellent

Canon Extender EF 2x III brand_Lowel and the option for fullCanon Extender EF 2x III 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: this works with select Canon L series telephoto lenses only. Please confirm compatibility between your intended lens and this teleconverter. Clean glass and excellent function.