3FR is an extension characteristic of files used by digital cameras produced by the Hasselblad company. 3FR is a file that is a kind of RAW image. In addition to the image data, it contains metadata about it. 3FR are high definition images generated directly by the camera's image sensor (CCD) when taking a photo.

Victor Hasselblad AB is a company with a long history and manufactures high-end imaging devices, including digital SLR cameras.