TOMTOP Auto Focus EF-NEX EF-EMOUNT FX Lens Mount Adapter for Canon EF EF-S Lens to Sony E Mount NEX 3/3N/5N/5R/7/A7 A7R Full Frame Black

Specification:
Compatible lens: for Canon EF series lens  
Compatible cameras: for Sony NEX series with E-mount (Including Sony NEX full-frame camera A7/A7R)
Front mount: for Canon EF mount
Rear mount: for Sony E mount  
Tripod screw: 1/4 screw  
Max. diameter and length: 66.6 * 26.0mm  
Item size: 8 * 6.6 * 3cm / 3.1 * 2.6 * 1.2in
Item weight: 120g / 4.2oz
Package size: 10.2 * 9.3 * 5.3cm / 4.0 * 3.7 * 2.1in
Package weight: 218g / 7.7oz

The current tested compatibility: for
Canon Zooming Lens    Canon Fixed Focal Lens
EF 8-15/4L USM fisheye    EF 100/2.8 USM macro
EF 17-40/4L USM    EF 135/2L USM
EF 70-200/2.8L IS USM II    EF 200/2.8L II USM
EF 70-200/4L USM    EF 300/2.8L IS USM
EF 70-200/4L IS USM    Extender EF 1.4x III
EF 20-35/2.8L (Ver.18)    EF 14/2.8L II USM
EF 22-55/4-5.6 USM    EF 24/1.4L II USM
EF 24-70/2.8L USM II    EF 24/2.8 IS USM
EF 28-80/3.5-5.6 II    EF 35/1.4L USM
EF 28-90/4-5.6 III    EF 50/1.2L USM
EF 35-350/3.5-5.6L    EF 50MM 1.8II
EF 70-300/4-5.6L IS USM    EF 85/1.2L II USM
EF 70-300/4-5.6 IS USM    EF 85/1.8 USM
EF100-300/5.6 (non-L, not USM, push-pull zoom ) (Ver.18)    Extender EF 2x (mark I)
EF 100-400/4.5-5.6L IS USM    EF-S 60/2.8 macro USM
EF-S 10-22/3.5-4.5 USM    
EF-S 17-55/2.8 IS USM    
EF-S 17-85/4-5.6 IS USM