Fringer Canon EF to Fujifilm X firmware v1.70

Fringer · Released May 17, 2020 · First seen Jul 19, 2026

v1.70 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

  1. Fixed PDAF issues for some lens of the following models: Lens didn’t get recognized by the adapter du​e to different lens firmware version.
  2. Tamron SP 15-30/2.8 VC A012
  3. AF performance of following lens has been improved further.
  4. EF24-70/2.8L
  5. EF24-70/2.8L II
  6. EFS17-55/2.8 IS
  7. Added following lenses to the tested and optimized lens list:
  8. SIGMA 500/4.5 EX DG APO HSM
  9. SIGMA 500/4 DG OS HSM SPORTS
  10. SIGMA 500/4 DG OS HSM SPORTS + 1.4X
  11. SIGMA 500/4 DG OS HSM SPORTS + 2X
  12. SIGMA 14-24/2.8 DG HSM Art
  13. TAMRON SP70-300/4-5.6 Di VC USM A005
  14. Introduced smooth video ​AF for the following lens:
  15. SIGMA 14-24/2.8 DG HSM Art
  16. Fixed IBIS issues on X-H1 and X-T4:
  17. ZEISS Planar T* 85mm f/1.4 ZE

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Other versions for this product

See the full firmware history for the Canon EF to Fujifilm X