Features of SAW 1.Pure glass touch screens with superior image clarity, high resolution, good quality light transmition. 2.Durable, scratch-resistance glass surface, continues to work if scratched. 3.High touch point density: over 10000 touch points per square inch. 4.Good stableness without drift, automatic correction, accurate operation. 5.Long life expectance, over 50 million touches in one location without failure. 6.Long touch screens warranty is also available. 7.Finger, gloved hand, and soft stylus activation. 8.CRT Flat, Spherical, Cylindrical and LCD touch screens are available