Sigma 150-600mm F5-6.3 DG OS HSM | Sports (SIGMA SA-mount) firmware v1.03

Sigma · Released Dec 19, 2019 · First seen Jul 5, 2026

v1.03 is the latest firmware for the Sigma 150-600mm F5-6.3 DG OS HSM / Sports (SIGMA SA-mount), released December 19, 2019.

In short — summary by updatemystuff.com

Improves autofocus performance and optical stabilizer Mode 2 operation with the MC-21 converter.

  • Improved AF performance for MC-21 converter
  • Optimized optical stabilizer Mode 2 for MC-21 converter

Written from Sigma's release notes, which are printed in full below.

Was this useful?

What's in this update

The firmware will impro​ve the AF performance when used in combination with the SIGMA MOUNT CONVERTER MC-21 SA-L.The firmware will optimize the operation of Mode2 in Optical Stabilizer when used in combinatio​n with the SIGMA MOUNT CONVERTER MC-21 SA-L.

updatemystuff.com never hosts firmware files — always download from the official source.

Get it from Sigma

Watch the 150-600mm F5-6.3 DG OS HSM | Sports (SIGMA SA-mount) for updates

Create a free account and get an email the moment Sigma publishes new firmware.

Create account & watch

Other versions for this product

See the full firmware history for the 150-600mm F5-6.3 DG OS HSM | Sports (SIGMA SA-mount)