Viltrox EF-NEX IV

Adapter mount Canon lens interchangeable Sony Full frame A7R camera Auto focus



Viltrox EF-NEX IV is designed for Canon EF Lenes to be used on Sony E mount series mirrorless cameras.

It is compatible with Sony A7 series full frame cameras, featuring funtions of Auto focus(PDAF&CDAF).

It can be upgraded by USB port.

Usage of Focus Mode Switch ( PDAF&CDAF ):

1.  Before using, please confirm the focus mode of the lens mount adapter, and then attach it on the camera.

2.  If you need to change the focus mode, please take the adapter ring off, slide  the focus mode switch,

and attach it on the camera then.



*    Gold-plated electronic contact, Auto-focus function,

*    Built-in metal electronic contact, precise focus

*    It can realize AF,adjustable aperture from camera body to lens’s aperture

*    More durable metal material

*    Compatible for all the EF-lens




Allow EF-series lenses to be transmitted

to the Nex’s series camera with the original

lenses perfectly

Gold-plated electronic contact ,Auto-focus

Lens tripod socket /lens realese lever

Press lens realese button to dismounted

lens easily


Model EF-NEX IV adapter mount
Weight 174 g
Dimensions (W×H×D) 69×69×95mm
Size 66.6× 26mm
Material Quality plastics
Compatible camera Sony NEX-5C/C3/5N/F3/5R/6/7K/FS700VG20/VG900/A7 series
Compatible lens Canon EF Series lens
Included Items Extension Tube *1, Manual *1