CR2 is an abbreviation of 'Canon Raw 2', which means it is a newer version of Canon's RAW format. CR2 files contain data raw image files captured by the camera, allowing them to retain a greater amount of detail and flexibility during the editing process. These files can contain a wide range of information, including camera metadata, exposure settings, and other important details. for image post-production. In this way, the CR2 format is especially useful for photographers and professionals who need high quality and control over their final images.