Polaroid 667 Black & White Coaterless Instant Pack Film, ISO 3000/DIN 36, 3.5 x 4.2 in., Single Pack, 10 Photos.

667 Film is designed for use in electrophoresis, photomicrography, photomacrography, oscillography, computed tomography, ultrasonography, and nuclear medicine. 667 is also used in preparation of real estate ads and for instant documentation in law enforcement, insurance, building construction, and architectural design.