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PGM
Portable Gray Map
Portable Gray Map (PGM) is a file format for grayscale images. It is a lowest common denominator grayscale file format that most image processing programs can read and write.
Main usage
PGM is used for storing images such as X-ray images, medical images, and other scientific images.
- 8-bit grayscale
- 1-bit black and white
- 24-bit RGB color
Main features
NRW
Nikon Raw Image File
Nikon Raw Image File (NRW) is a raw image format used by Nikon cameras, containing the unprocessed data from the camera's image sensor.
Main usage
NRW files are used to store unprocessed image data from Nikon cameras, and can be edited and converted to other image formats using image editing software.
- High image quality
- Unprocessed data
- Compressed file size