Name: Sigma 135mm F1.8 DG HSM Art (L-Mount)
Author: Sigma

Question 1

What is the Sigma 135mm F1.8 DG HSM Art (L-Mount)?

Accepted Answer

The Sigma 135mm F1.8 DG HSM Art is a full-frame telephoto portrait prime for L-Mount featuring 13 elements in 10 groups and a fast F1.8 aperture. It uses HSM autofocus and a 9-blade circular aperture. The lens belongs to Sigma's Global Vision Art line. It was originally released on March 1, 2019.

Question 2

What is the latest firmware version for the Sigma 135mm F1.8 DG HSM Art (L-Mount)?

Accepted Answer

The latest firmware version for the Sigma 135mm F1.8 DG HSM Art (L-Mount) is 1.2. It was released on July 24, 2025.

Question 3

What changed in Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware version 1.2?

Accepted Answer

Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware version 1.2 includes the following changes: ・The operational stability has been improved.

Question 4

How do I update the Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware?

Accepted Answer

To update the Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware, download the latest version (1.2) from Sigma's website. Follow Sigma's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from Sigma's support page.

Question 5

Where can I download the latest Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware?

Accepted Answer

You can download the latest Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware (version 1.2) from Sigma's official support page.

Question 6

How do I check for Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware updates?

Accepted Answer

You can track Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware updates automatically on LatestUpdate.io. We monitor Sigma's releases and notify you when new firmware versions are available, so you never miss an update.

Question 7

How often does Sigma release firmware updates for the Sigma 135mm F1.8 DG HSM Art (L-Mount)?

Accepted Answer

We have tracked 2 firmware versions for the Sigma 135mm F1.8 DG HSM Art (L-Mount). Sigma releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.

Question 8

Is the Sigma 135mm F1.8 DG HSM Art (L-Mount) still receiving firmware updates?

Accepted Answer

Yes, the Sigma 135mm F1.8 DG HSM Art (L-Mount) received a firmware update within the last year. The most recent version is 1.2.

Question 9

Who makes the Sigma 135mm F1.8 DG HSM Art (L-Mount)?

Accepted Answer

The Sigma 135mm F1.8 DG HSM Art (L-Mount) is manufactured by Sigma. Visit the official product page for more information.

Sigma 135mm F1.8 DG HSM Art (L-Mount) firmware

Latest firmware version

What's new in version 1.2

firmware version history

Other Sigma products