Manual Lens EXIF Data Emulation Function

Manual Lens EXIF Data Emulation Function

You may store the metadata of one manual focus lens in the non-volatile memory of EF-RF Speed Booster® and EF-EFM Speed Booster®.

1. Download and run Metabones App.
2. Connect EF-RF Speed Booster® or EF-EFM Speed Booster® to computer with micro USB cable (not included).
3. Enter the name of the manual focus lens, its zoom range, and maximum/minimum aperture.
4. Click the 'Set' button.

For EF-EFM Speed Booster® press the button on the adapter to activate. For EF-RF Speed Booster® press the entire control wheel inward to activate. The camera will show an aperture value instead of F00.

The Manual Lens EXIF (aka 'chip') Emulation function is cancelled when the lens is changed. Push the button or the control wheel on the Speed Booster® again to re-activate it.