TAMRON Lens Firmware Update (Ver. 4)150-500mm F/5-6.7 Di III VC VXD (Model A057)

December 4, 2025, Saitama, Japan – Tamron Co., Ltd. (Headquarters: Saitama City), a leading manufacturer of optics for diverse applications, announces a new firmware update scheduled on December 4, 2025, for 150-500mm F/5-6.7 Di III VC VXD (Model A057) for Sony E-mount.

With this new firmware update, AF performance during zooming will be improved when shooting videos and still images (in AF-C mode). Additionally, with α9 III, when its focus mode is set to AF-S, DMF, or MF, it will support continuous shooting at up to approximately 120 frames per second. AF assist function is also updated.

Product

Mount

Latest Version

Last Update Date

150-500mm F/5-6.7 Di III VC VXD

(Model A057)

Sony E

Ver. 4

Dec. 4, 2025

Update

– Improved AF performance during zooming

– With α9 III, when its focus mode is set to AF-S, DMF, or MF, it will support continuous shooting at up to approximately 120 frames per second

– Improved AF assist function

Please update the firmware through camera body.

Download Page: 

https://www.tamron.com/global/consumer/support/download/frmware/a057/sony_e/

PDF Download
Firmware Update Press Release

 

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