The format has a TIFF-image structure. It is generated by Canon cameras. The CR2 photo is stored in an uncompressed form and allows you to edit such settings as white balance, exposure, and other settings for photos that were already taken. It is the successor format to CRW, which was used in previous generation Canon SLR cameras.
This is an image format that is used for visualization in the Khoros software suite. It is a kind of VIFF bitmap image. The format consists of color zones. It is used for visualization purposes in software for both commercial and scientific purposes.