The Sigma TC-1411 is a 1.4x teleconverter compatible with select Sigma Global Vision lenses in the SA or L-mount bayonet, extending focal length by 1.4x while reducing maximum aperture by one stop. It maintains full electronic communication for autofocus and OSS operation. The TC-1411 is part of Sigma's TC series tele-converters for the Global Vision lens lineup.
Product released: April 1, 2015
Latest firmware version
Version 1.1, released May 25, 2023
Verified by LatestUpdate: June 18, 2026
What's new in version 1.1
It is compatible with teleconverter-compatible Leica Camera AG L-mount lenses.
The Sigma TC-1411 is a 1.4x teleconverter compatible with select Sigma Global Vision lenses in the SA or L-mount bayonet, extending focal length by 1.4x while reducing maximum aperture by one stop. It maintains full electronic communication for autofocus and OSS operation. The TC-1411 is part of Sigma's TC series tele-converters for the Global Vision lens lineup. It was originally released on April 1, 2015.
What is the latest firmware version for the Sigma Tele Converter (TC-1411)?
The latest firmware version for the Sigma Tele Converter (TC-1411) is 1.1. It was released on May 25, 2023.
What changed in Sigma Tele Converter (TC-1411) firmware version 1.1?
Sigma Tele Converter (TC-1411) firmware version 1.1 includes the following changes: It is compatible with teleconverter-compatible Leica Camera AG L-mount lenses.
How do I update the Sigma Tele Converter (TC-1411) firmware?
To update the Sigma Tele Converter (TC-1411) firmware, download the latest version (1.1) 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 Tele Converter (TC-1411) firmware?
Details and download instructions for the latest Sigma Tele Converter (TC-1411) firmware (version 1.1) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/tc-1411-2011/?mount=tc-1411
How do I check for Sigma Tele Converter (TC-1411) firmware updates?
You can track Sigma Tele Converter (TC-1411) 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.
Who makes the Sigma Tele Converter (TC-1411)?
The Sigma Tele Converter (TC-1411) is manufactured by Sigma. Visit the official product page for more information.