Fringer Canon EF to Fujifilm X firmware `v2.00`

Fringer · Released Jul 12, 2021 · First seen Jul 19, 2026

v2.00 is not the latest firmware for the Fringer Canon EF to Fujifilm X: the current version is v3.10 (September 29, 2026). Go to v3.10

What's in this update

Bug fixed: When cameras equipped with X-Trans IV CMOS (X-T3, X-T4, X- S10, etc.) work with some of fast, telephoto and macro lenses, there may be repeatedly AF hunting when aperture isn’t wide open.
Bug fixed: On some cameras like X-T3, after a photo was taken, if playback button is pressed and then shutter button is half-pressed in short time, the camera may be frozen until the adapter or the battery is taken off the camera.
Bug fixed: There may be abnormal chromatic aberration on photos taken by

some lenses that haven’t been optimized.

Fixed PDAF issues for some lenses of the following models: Lens didn’t get recognized by the adapter due to different lens firmware version.
SIGMA 24-35mm F2.0 DG HSM A015
Fixed IBIS issues for the following lenses:
EF-S 60mm F2.8 Macro USM
IRIX 15mm F/2.4
Added following lenses to the tested and optimized lens list:
Sigma 14mm f/1.8 DG HSM A017

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