Commlite CM-EF-E HS Auto Focus lens adapter for Canon EF mount lens to Sony E Adapter NEX High Speed

Commlite CM-EF-E HS High Speed Electric Lens Mount Adapter Ring
AF Auto Focus Aperture Exposure Anti-shake for Canon EF/EF-S Lens to Sony A9 A7RIII A7RII A6000 A6300 A6500 E-Mount camera
with CDAF PDAF Switch USB firmware update

Description:
Commlite new adapter EF - E HS from EF/EF-S lens to E-Mount camera, not only to achieve high speed automatic focus, but also add to USB firmware upgrading function, meanwhile, it realize phase detection AF and contrast detection AF switching capability, which not merely extend the creation and value of lens, furthermore it allow the owners of E-Mount camera have more choice.

Main Features:
USB Firmware Upgrading;
Super High Speed Auto Focus Function;
Phase Detection AF and Contrast Detection AF Switch；
EXIF Info. Transmitting；
Electronic Aperture Control;
Support Lens IS Stabilization Function;
Gold-plated Contact Pins for Great Conductivity;
Detachable 1/4 Bottom Tripod Base Plate;
CNC Processing with Aluminum Alloy Made;

Usage of Focus Mode Switch (CDAF&PDAF Switch):
1.Turn off camera and take out the battery;
2.Insert battery and hold down the switch on the adapter;
3.Turn the camera on again. Mode switched!
Notice: PDAF is default mode recognized by the camera

Notice:
1. Quick and easy firmware update. Connect the adapter to computer with micro USB cable. The computer will recognize the adapter as a new drive. Copy and paste the latest firmware download from Commlite website into the new drive. Firmware update completed!
2. PDAF give fast and accurate focus for both AF-S and AF-C mode.
3. CDAF mode is not fast as PDAF, however, it support the following functions:
- Support AF across the frame rather than small area limited by the Phase Detection area of camera
- Support Eye AF
- Shows focal length information for zoom lenses on both viewfinder and screen
- Support DMF focus mode
4. Other features:
- Auto detect EF or EF-S lenses and auto switch between full frame and APS-C format
5. Product limitation:
- AF-C in CDAF is not ideal. Please use PDAF mode for AF-C
- AF-C in video mode is not support. Half press shutter is needed to confirm and fix focus

Specification
Compatible Lens EF/EF-S Series Lens
Compatible Camera E-Mount Camera
Front installation EF/EF-S Series Lens
Back installation E-Mount Camera
Camera-mount outer diameter 45mm
Lens-mount outer diameter 65mm
Length 85mm
Net Weight 159.5g