Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount)

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Frequently asked questions

What is Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount)?

The Sigma 28-70mm F2.8 DG DN Contemporary is a full-frame standard zoom for mirrorless L-Mount featuring 16 elements in 12 groups and a constant F2.8 aperture in the lightest and most compact F2.8 standard zoom available. It uses a stepping motor for quiet autofocus. The lens belongs to Sigma's Global Vision Contemporary line. It was originally released on March 25, 2021.

What is the latest firmware version of Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount)?

The latest firmware version of Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) is 1.3. It was released on October 23, 2025.

What changed in Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware version 1.3?

Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware version 1.3 includes the following changes: ・We have fixed an issue where autofocus would stop working properly on some cameras.

How do I update the Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware?

To update the Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware, download the latest version (1.3) 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.

Where can I download the latest Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware?

Details and download instructions for the latest Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware (version 1.3) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/c021_28_70_28/?mount=l-mount

How do I check for Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) firmware updates?

You can track Sigma 28-70mm F2.8 DG DN Contemporary (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.

How often does Sigma release firmware updates for Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount)?

We have tracked 3 firmware versions of Sigma 28-70mm F2.8 DG DN Contemporary (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.

Is Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) still receiving firmware updates?

Yes, Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) received a firmware update within the last year. The most recent version is 1.3.

Who makes Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount)?

Sigma 28-70mm F2.8 DG DN Contemporary (L-Mount) is manufactured by Sigma. Visit the official product page for more information.