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Sigma 150-600mm F5-6.3 DG DN OS | Sport - L Mount Update


New Member
Hi everyone, just found this firmware download available on Sigma website.

V.1.2 Firmware For the Sigma 150-600mm F5-6.3 DG DN OS | Sport - L Mount. 16/11/2023

In combination with Panasonic LUMIX S5M2 and LUMIX S5M2X, the AF tracking performance when selecting the AFC focus mode has been improved.”
I have just downloaded this and the AFC tracking seems to be a lot quicker much improved.