Description Zytronic prizes its electronic display technologies. The company makes optical filters used in electronic displays; these filters control light transmission, reflection, and absorption in order to increase the visibility of displayed information. Zytronic also makes touch screens in various models, including Zytouch, which is ruggedized to prevent vandalism of automatic teller machines, and Zypos, a lower-cost touch screen used in point-of-sale, in-vehicle, and gaming applications. The company has developed its touch screens working from its expertise in producing specialized laminates used in electronic equipment.