Fringer EF-FX (Pro) II Firmware v1.70 Released For Wildlife and More

A new firmware (v1.70) has been released for Fringer EF-FX Pro II and EF-FX II.

As requested by many users, we finanlly found a Sigma 500/4 OS Sports lens and optimized it. It performs very well on X-Trans IV cameras. A good choice for wild life!

The main improvements of firmware v1.70 include:


Version 1.70

  1. Fixed PDAF issues for some lens of the following models: Lens didn’t get recognized by the adapter due to different lens firmware version.
  2. AF performance of following lens has been improved further.
  3. Added following lenses to the tested and optimized lens list:
  4. Introduced smooth video AF for the following lens:
  5. Fixed IBIS issues on X-H1 and X-T4:

You may download new firmware and its release notes from our website. Read the release notes or user’s manual to understand how to upgrade.

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