The C5C Oscilloscope Camera is a low-cost general-purpose camera with Polaroid Pack-film back and a graticule illuminator. It is lightweight, modular, and may be assembled with one of three interchangeable adapter hoods that fit most Tektronix Oscilloscopes and small monitors. Features f/16 lens and an electric shutter with timed speeds from 0.1 to 5 seconds, plus open shutter mode.