Metabones Mount Adapter (Canon EF to Sony E) SPEF-E-BT2

Camera Mount E-Mount (Sony)
Lens Mount EF-Mount (Canon)
Suitable for
Sony E-mount cameras (NEX-FS700, NEX-FS100)
Auto Focus Support Yes, for some lenses only
Aperture Control Electronic
Image Stabilization support Yes, only for some lenses
Manual Rings No Rings
Glass Yes, increases maximum aperture by 1 stop & Makes lens 0.71x wider
Material Brass with chromium plating

Speed Booster Yes