Canon Raw Image (.CR2)
CR2 (Canon Raw version 2) is Canon's proprietary raw image format used by Canon DSLR and mirrorless cameras. It stores unprocessed sensor data with full bit depth, white balance, and exposure settings as metadata rather than baked-in adjustments. CR2 files provide maximum flexibility for post-processing, preserving all the data captured by the camera sensor.
Advantages of Canon Raw Image
What the CR2 format does well, and why you might choose it.
- Preserves complete unprocessed sensor data for maximum editing flexibility
- Widely supported by major photo editing software including Lightroom and Capture One
- Contains extensive EXIF metadata including camera settings and lens information
Limitations of Canon Raw Image
What the CR2format doesn't do well, and when to choose another format.
- Proprietary format controlled by Canon with no public specification
- Large file sizes, typically 20-30 MB per image for modern cameras
- Requires specialized raw processing software to view and edit
What CR2 files are used for
- Professional and enthusiast photography with Canon cameras
- Non-destructive photo editing and raw development
- High-quality image archival preserving maximum sensor data
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Frequently asked questions about CR2
What is a .CR2 file?
CR2 (Canon Raw version 2) is Canon's proprietary raw image format used by Canon DSLR and mirrorless cameras. It stores unprocessed sensor data with full bit depth, white balance, and exposure settings as metadata rather than baked-in adjustments. CR2 files provide maximum flexibility for post-processing, preserving all the data captured by the camera sensor.
What is the MIME type of CR2?
The official MIME type for CR2 files is image/x-canon-cr2. This is the value web servers and applications use to identify the format when transferring files.
What category does CR2 belong to?
CR2 is a Image Converter format. Files in this category share common conversion paths and use cases.
How do I open a .CR2 file?
CR2 files are typically opened by software that natively supports the Canon Raw Imageformat. If you don't have a compatible application, the most reliable approach is to convert the file to a more universal format using the converters listed above. Most Canon Raw Image files convert to widely-supported alternatives in seconds.
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