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
Last checked for updates: Aug 2, 2026 17:09 UTC
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 of Sigma Tele Converter (TC-1411)?
The latest firmware version of 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 Sigma Tele Converter (TC-1411)?
Sigma Tele Converter (TC-1411) is manufactured by Sigma. Visit the official product page for more information.