.MOS File Extension

RAW image captured by several different types of digital cameras, such as the Leaf Aptus series and Mamiya cameras; stores a digital image in an uncompressed format; can be opened and edited using some image-editing applications.

The MOS file format was developed by Leaf, a longstanding developer of digital cameras. Several Leaf cameras, including the Aptus series are now developed by Leaf Imaging, which is a subsidiary of Phase One.