Analog resistive Touch Screens are especially suitable for cost sensitive, compact applications.
Capacitive Touch Screens are resistant and suitable for outdoor and publicly accessible applications.
Projected Capacitive Touch Screens (PCT, PCAP) - State-of-the-art technology for outdoor industrial or medical applications.
IR Infrared and SAW (Surface Acoustic Wave) technologies especially for hazardous environments and IR for large sizes or applications without glass. IR and SAW Multi Touch products available.
Touch Controllers are connecting the Touch Screens with an RS232 or USB interface over which they are connected to a computer. The touch sensitivity and other features can be set with the driver software.