Sirui Astra 75mm T1.8 (E-mount)
firmware v1.1.1
Sirui · Released Apr 8, 2026 · First seen Jul 6, 2026
v1.1.1 is not the latest firmware for the Sirui Astra 75mm T1.8 (E-mount): the current version is v1.1.3 (September 30, 2026). Go to v1.1.3
What's in this update
Release notes not published by vendor — see official page. Check Sirui's website for the full details of what this update changes.
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from SiruiWatch the Astra 75mm T1.8 (E-mount) for updates
Create a free account and get an email the moment Sirui publishes new firmware.
Create account & watchOther versions for this product
See the full firmware history for the Astra 75mm T1.8 (E-mount)