GF250mmF4 R LM OIS WR

Firmware history

1. Version 1.20 Latest Apr 27, 2023

   The firmware update Ver.1.20 from Ver.1.11 incorporates the following issues: Aperture control parameters have been optimized to improve exposure tracking during movie taking. Focusing motor noise variation during movie...

   Release notes & download →
2. Version 1.11

   The firmware update Ver.1.11 from Ver.1.10 incorporates the following issue: Fix of slight defects.

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3. Version 1.10

   The firmware update Ver.1.10 from Ver.1.00 incorporates the following issue: Compatibility with Phase detection AF function is added. Currently, this upgrade is for GFX100 with the Phase detection AF function.

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