Bower PRO DHD II 2X Teleconverter for Canon EOS EF T1i T2i T3 T3i 5D 7D

Bower PRO DHD II 2x tele-converter for all Canon EOS EF mount cameras

Bower's top-of-the-line teleconverter

Mounts to your camera body to double the power (focal length) of any lens you use

Retains automatic exposure functions

Retains automatic focusing with lenses that are f/4 or faster

Lenses slower than f/4 will function in manual focus mode 

Not compatible with Canon EF-S lenses; not recommended for lenses shorter than 50mm focal length

7 element optics are fully multicoated

Includes front cap, rear cap and draw-string pouch