Kirlian Photography Device Works with all 4" X 5" color, b/w 4" X 5" sheet film and paper as well as polaroid film. Optional transparent discharge plate is available to create kirlian images using standard lens cameras: digital, film and video. External Power binding posts for portable field work External Trigger binding posts, to make exposures at a distance using a simple switch or relay. Monitor binding posts, to connect to an oscilloscope to monitor frequency and pulse rate of internal oscillator used to energize the high voltage circuit.