Fringer Canon EF to Fujifilm X firmware v2.40

Fringer · Released May 22, 2023 · First seen Jul 19, 2026

v2.40 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 IBIS issues for the following lenses:
  2. Canon TS-E 24mm f/3.5L II
  3. Canon TS-E 50mm f/2.8L
  4. Canon TS-E 90mm f/2.8L
  5. Canon TS-E 17mm f/4L
  6. Canon TS-E 45mm f/2.8

4

  1. ZEISS Otus 55mm f/1.4 Apo ​Distagon ZE
  2. ZEISS Milvus 25mm f/1.4 ZE
  3. ZEISS Milvus 35mm f/1.4 ZE
  4. ZEISS Milvus 50mm f/1.4 ZE
  5. Fixed AF-not-working issue for the following lens and TC combinations:
  6. EF 100-400mm f/4.5-5.6L IS II USM + 1.4X
  7. EF 100-400mm f/4.5-5.6L IS II USM + 2X
  8. EF 400mm f/5.6L USM + 1.4X
  9. EF 500mm f/4L IS II USM + 2X
  10. EF 600mm f/4L IS​ II USM + 2X
  11. Added following lenses to the tested and optimized lens list:
  12. SIGMA APO 120-300mm F2.8 EX DG OS HSM
  13. SIGMA APO 120-300mm F2.8 EX DG OS HSM + 1.4X
  14. SIGMA APO 120-300mm F2.8 EX DG OS HSM + 2X
  15. EF 100-400mm f/4.5-5.6L IS II USM + 1.4X
  16. EF 100-400mm f/4.5-5.6L IS II USM + 2X
  17. EF 400mm f/5.6L USM + 1.4X
  18. EF 500mm f/4L IS II USM + 2X
  19. EF 600mm f/4L IS II USM + 2X
  20. EF 800mm f/5.6L IS USM
  21. EF 800mm f/5.6L IS USM + 1.4X
  22. EF 800mm f/5.6L IS USM + 2X

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