Metabones MB_EF E BT4 NEX>EF MkIV | Sony E Mount Camera Adapters ...

Adaptor for NEX camera with EF EOS lens - Mark IV version - Electronic aperture, EXIF, image stabilization, autofocus.
True electronic integration of aperture diaphragm - let camera automatically choose aperture in P or S exposure modes, or dial in yourself on the camera body in A or M modes.
Powered by camera body. No external power source required. Wide open button (opposite of depth-of-field preview function) makes manual focusing easy.
The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo cam ball heads. High performance 32-bit processor and efficient switched-mode power supply.
Enhancement on new MARK IV (MB_EF-E-BT4) vs. old MARK IV (MB_EF-E-BM4):
The inner hole is painted with flocking material coating. This can further reduce the internal reflection.

Tested Camera Bodies

A7s (Mark IV supports auto "APS-C Size Capture" with EF-S lens), A7SII
A7R (Mark IV supports auto "APS-C Size Capture" with EF-S lens), A7RII
PXW-FS5
PXW-FS7
NEX-FS700 (autofocus works only in photo mode, but is disabled in movie capture mode)
NEX-FS100 (autofocus works only in photo mode, but is disabled in movie capture mode)
NEX-EA50
NEX-VG900 (Mark IV supports auto "APS-C Size Capture" with EF-S lens)
NEX-VG30
NEX-VG20
NEX-VG10
NEX-7
NEX-6
NEX-5R
NEX-5N
NEX-5
NEX-C3
NEX-3
NEX-A6000

Tested Lenses

The following lenses have been tested for autofocus operation. Minimum firmware version required shown in parenthesis. Thanks to the community for reporting success with lenses shown in bold.

Canon EF primes

EF 14/2.8L II USM
EF 24/1.4L II USM
EF 24/2.8 IS USM
EF 35/1.4L USM (Ver.19)
EF 50/1.2L USM
EF 85/1.2L II USM
EF 85/1.8 USM (Ver.18)
EF 100/2.8 USM macro (Ver.17)
EF 135/2L USM (Ver.17)
EF 200/2.8L II USM (Ver.17)
EF 300/2.8L IS USM
Extender EF 1.4x III
Extender EF 2x (mark I)

Canon EF zooms

EF 8-15/4L USM fisheye
EF 17-40/4L USM
EF 20-35/2.8L (Ver.18)
EF 22-55/4-5.6 USM
EF 24-70/2.8L USM II
EF 28-80/3.5-5.6 II (Ver.18)
EF 28-90/4-5.6 III
EF 35-350/3.5-5.6L (Ver.18)
EF 70-200/2.8L IS USM II
EF 70-200/4L USM
EF 70-200/4L IS USM
EF 70-300/4-5.6L IS USM
EF 70-300/4-5.6 IS USM
EF 100-300/5.6 (non-L, not USM, push-pull zoom) (Ver.18)
EF 100-400/4.5-5.6L IS USM

Canon EF-S

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
EF-S 18-55/3.5-5.6
EF-S 18-55/3.5-5.6 IS
EF-S 18-135/3.5-5.6 IS
EF-S 60/2.8 macro USM
Sigma DC

17-70/2.8-4 DC OS HSM (Ver.15)
30/1.4 DC HSM old version (Ver.18)

Tamron

SP 24-70/2.8 Di VC USD A007 (Ver.15)
SP 70-200/2.8 Di VC USD A009 (Ver.31)

Tokina (full frame)

28-80/3.5-5.6 (Ver.18)
Tokina DX

AT-X PRO SD 11-16/2.8 (IF) DX (Ver.15)

MB_EF-E-BT4 NEX>EF MkIV - Metabones

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