Tamron 20mm F/2.8 Di III OSD M1:2 (SONY E) firmware v3

Tamron · Released Mar 28, 2022 · First seen Jul 4, 2026

v3 is the latest firmware for the Tamron 20mm F/2.8 Di III OSD M1:2 (SONY E), released March 28, 2022.

What's in this update

This update im​proves the following issue. The focus mode may switch from AF to MF during ​video recording with the SONY α7IV.

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Other versions for this product

See the full firmware history for the 20mm F/2.8 Di III OSD M1:2 (SONY E)