Once you have captured an image, you need to store it so it will be easy to retrieve and will not place unreasonable demands on your agency's resources. Silve halide film is a straightforward medium for image records management. It is readable by the human eye and easilty attached to paper documentation. Digital imaging technologies, however, offer fast and flexible image retrieval options. Digital files do not occupy physical space, which makes them ideal for cataloging images such as mug shots.
Digital technology can also make it easier to manage video images.
You can then play back the scenes at any time without having to rewind and cue a videotape. Writable CD allows law enforcement to store images both reliably and inexpensively. A single disc holds 680 megabytes of data, or the equivelant of 500 high density floppy disks. Writable CDs can be read with any standard CD drive. Any type of data can be stored on CDs, including video, still images, text and data.