Commlite electronic lens mount adapter EF-EOSM Booster can change the EF Mount lens over the EOSM Mount cameras, and meanwhile can achieve functions as: USB Firmware Upgrading; 0.71x Focal Reducer Booster; EXIF Info. Transmitting; Support Auto Focus Function; Electronic Aperture Control, etc, which satisfy all the photography or video users who need this super combination. Before usage of the adapter, please ensure the adapter is compatible with your camera and lens.
USB Firmware Upgrading:
Built-in USB Firmware upgrading port, it supports USB firmware upgrading, and EF-EOSM Booster's function or bugs can be improved through subsequent upgrade.
0.71x Focal Reducer Booster:
Increase the aperture & reduce the lens of focal length.
EXIF Info. Transmitting:
Metal PIN can realize EXIF information transmission; Metal electronic contacts, greatly enhance its conductivity to effectively transport EXIF info.
Support Auto Focus Function:
Stable, fast, smooth autofocus performance. Able to capture the fleeting beautiful moments.
Electronic Aperture Control:
Support electronic aperture control, you can adjust aperture of EF Lens by control M4/3 camera body.
Built-in IS Stabilization Function:
Support IS lens Stabilization Function. Whether it's shooting the movement scene or shooting in a weak light environment, the pictures can be clear as usual.
Gold-plated Contact Pins for Great Conductivity:
Copper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body.
Professional Absorb-Light Processing:
The rotary absorb-light of the inner wall, the efficient absorption of reflected light; Inside spiral design, with the sublight grinding sand, it can reduce the inner light reflection, let your work more professional.
1/4" Bottom Tripod Base Plate; CNC Processing with Aluminum Alloy Made.
Model: EF-EOSM Booster
Compatible Lens: For Canon EF Series Lens
Compatible Camera: For EOSM Mount Camera
Camera-Mount Outer Diameter: 61mm
Lens-Mount Outer Diameter: 67.5mm
Net Weight: 144g / 5.1oz
Package Size: 11 * 9.5 * 6cm / 4.3 * 3.7 * 2.4in
Package Weight: 215g / 7.6oz
1 * EF-EOSM Booster Lens Mount Adapter
1 * Front Cap
1 * Rear Cap
1 * Users' Manual(English & Chinese)
1. This adapter supports the Canon EF series lens and does not support EF-S series lens for the flange distance feature;
2. This adapter is built-in with USB firmware upgrade port, please pay attention to Commlite website to learn the update information in the first place;
3. After installing EF-EOSM Booster, please set the lens to AF mode if the AF function is needed;
4. After selecting the correct shooting mode, the camera can automatically calculate the exposure time according to the real-time incoming light of the lens;
5. This adapter is built-in with optical correction group, when using the adapter, the focus of the lens should be multiplied by 0.71, then multiplied by 1.5 (the focus multiplier), the result is the lens’actually equivalent focus;
6. For some incompatible camera and lens, one can try to use the adapter as the manual adapter; During the usage,while it shows prompt like ‘Incorrect installation of lens’, please set the menu mode to 'Release Shutter without Lens' or 'Shutter Priority'.