The latest firmware update to version 1.19 for the EOS 1DC must be performed by a Canon Factory Service center. In the USA please call:
1-855-CINE-EOS (toll free)
1-855-246-3367
This factory update includes the following enhancements:
Sound Recording With Line Input
![](/library/CANON/CITS_TECH_SUPPORT/Video/Cinema%20EOS/EOS-1D%20C%20line%20input-b.png)
Peripheral Lens Correction Available on Select Cinema Lenses
![](/library/CANON/CITS_TECH_SUPPORT/Video/Cinema%20EOS/EOS-1D%20C%20peripheral-b.png)
Chromatic Abberation Correction Available on Select Cinema Lenses
![](/library/CANON/CITS_TECH_SUPPORT/Video/Cinema%20EOS/EOS-1D%20C%20chromatic-b.png)
![](/library/CANON/CITS_TECH_SUPPORT/Video/Cinema%20EOS/EOS-1D%20C%20Available%20Now.png)