Viltrox EF-GFX Pro

Viltrox EF-GFX Pro is an electronic adapter for using Canon EF and EF-S lenses on Fujifilm GFX medium-format cameras. It retains autofocus, aperture control, EXIF transmission and lens image stabilisation; the Pro version adds a manual aperture ring and a USB-C firmware-update port. Its precise Ø80 × 29.8 mm, approximately 153.2 g design is intended for photographers and filmmakers who want to use EF optics in the GFX system.

CANON EF / EF-S TO FUJIFILM GFX

VILTROX EF-GFX PRO

This electronic adapter connects Canon EF and EF-S lenses to Fujifilm GFX bodies while retaining the key functions for photo and video work: autofocus, aperture control, EXIF metadata and lens image stabilisation.

AF + EXIFaperture ringUSB-C firmware

APERTURE UNDER CONTROL

The Pro version has a manual aperture ring on the adapter body. Alongside in-camera control, it gives a direct tactile way to adjust exposure when the light changes or during video work.

ELECTRONIC COMMUNICATION

The adapter transmits aperture, shutter speed, ISO and other metadata to EXIF. It supports autofocus according to the capabilities of the specific lens and camera, and retains image stabilisation with compatible lenses.

USB-C UPDATES

The USB-C port is used for firmware updates, allowing ongoing compatibility improvements for supported EF/EF-S lenses and Fujifilm GFX cameras.

COMPACT DESIGN

With Ø80 × 29.8 mm dimensions and an approximately 153.2 g weight, the adapter remains compact alongside a larger medium-format body. The manufacturer specifies dust- and water-resistant construction.