Canon has made Canon RF 50mm f/1.2 L USM Lens
firmware update version 1.0.5 available for
Firmware Version 1.0.5 incorporates the following fixes and enhancements:
- Reduces image noise when performing high sensitivity shooting with the RF50mm F1.2 L USM lens attached to the EOS C70 camera.
How does a lens firmware update reduce image noise? Scratching my head on that one.