The Panasonic LEICA DG VARIO-SUMMILUX 10-25mm F1.7 ASPH is a Micro Four Thirds wide-angle zoom lens with a constant maximum aperture of F1.7, the fastest in its class. It covers a 20-50mm full-frame equivalent field of view and features a 9-blade circular aperture diaphragm and dust/splash-resistant construction. The lens belongs to the premium LEICA DG VARIO-SUMMILUX series.
Product released: July 25, 2019
Latest firmware version
Version 1.3, released June 18, 2024
Last checked for updates: Nov 1, 2026 03:59 UTC
What's new in version 1.3
Improved AF performance while zooming.
- Compatible products as of Jun. 18, 2024 : DC-G9M2, DC-GH7
Improved operational stability.
LatestUpdate has tracked 3 versions of Panasonic LEICA DG 10-25mm F1.7 (H-X1025) firmware, released between June 8, 2021 and June 18, 2024.
Version 1.3 - June 18, 2024: Improved AF performance while zooming. - Compatible products as of Jun. 18, 2024 : DC-G9M2, DC-GH7 Improved operational stability.
Version 1.2 - March 1, 2022: It is possible to control AF operation by pressing the shutter button halfway, or by pressing the AF-ON button, when [200.00p] is set in high frame rate video…
Version 1.1 - June 8, 2021: [Focus Ring Control] is available by this firmware update. (in case of the usage of Camera with this function) Improved AF performance in FPS 24p mode(24.00p/2…
What is Panasonic LEICA DG 10-25mm F1.7 (H-X1025)?
The Panasonic LEICA DG VARIO-SUMMILUX 10-25mm F1.7 ASPH is a Micro Four Thirds wide-angle zoom lens with a constant maximum aperture of F1.7, the fastest in its class. It covers a 20-50mm full-frame equivalent field of view and features a 9-blade circular aperture diaphragm and dust/splash-resistant construction. The lens belongs to the premium LEICA DG VARIO-SUMMILUX series. It was originally released on July 25, 2019.
What is the latest firmware version of Panasonic LEICA DG 10-25mm F1.7 (H-X1025)?
The latest firmware version of Panasonic LEICA DG 10-25mm F1.7 (H-X1025) is 1.3. It was released on June 18, 2024.
What changed in Panasonic LEICA DG 10-25mm F1.7 (H-X1025) firmware version 1.3?
Panasonic LEICA DG 10-25mm F1.7 (H-X1025) firmware version 1.3 includes the following changes: Improved AF performance while zooming.
- Compatible products as of Jun. 18, 2024 : DC-G9M2, DC-GH7
Improved operational stability.
Where can I download the latest Panasonic LEICA DG 10-25mm F1.7 (H-X1025) firmware?
Details and download instructions for the latest Panasonic LEICA DG 10-25mm F1.7 (H-X1025) firmware (version 1.3) are on Panasonic's official release page: https://av.jpn.support.panasonic.com/support/global/cs/dsc/download/fts/dl/x1025.html
How often does Panasonic release firmware updates for Panasonic LEICA DG 10-25mm F1.7 (H-X1025)?
We have tracked 3 firmware versions of Panasonic LEICA DG 10-25mm F1.7 (H-X1025).