Cr2 File Extension
Cr2 stands for Canon Raw photograph and Poser character. These can be opened by Photoshop CS or Poser software.
1 - RAW: It is photograph file. The images which is taken by Digital Photo machine is kept in the machine without any editing process.
These extensions can be worked with Photoshop CS or Acdsee softwares.
2 - Poser:
It is a 3D human animation creating software. Some transaction files which are used with poser software take CR2 extension. You may run these files with Poser software.
What needed to Open Cr2 file extensions.
Photoshop CS veya Acdsee , Poser
Links about Cr2 file extension