What are the differences between EFTR-A and EFTR-B?
MR-EFTR-A
MR-EFTR-B
Compatibility
EF lenses to EOS R cameras
EF lenses to EOS R cameras
Mount Adapter Type
Ordinary Adapter
Control Ring
Functions
Support Auto-Exposure; Auto Focus; Auto Aperture
Customized Control Ring; Image Stabilization; Support EXIF information transmission; AF support and Aperture control
Available
✔
✔
Adapter Compatibility
Compatible lenses: EF/EF-S lenses
Compatible cameras: Canon EOS R cameras
Front mount: Canon EF mount
Rear mount: Canon RF mount
Lens Compatibility
Compatible with Canon EF Mount cameras such as 5D 6D 7D Mark II 70D 80D 800D 1000D 1100D 600D 60D 450D 550D 5D3 5D4
Parameter
The minimum focus distance is 0.65m and the aperture range from F1.8 to F16. Angle of view is Diagonal:27.8°, horizontal:23.4°, vertical: 10.8°, Maximum magnification of 0.17X
Resolution
Support AF, electronic aperture adjustment and EXIF information transmission. Constructed with 11 elements in 7 groups. Sharper & High Resolution(8K)