Untact touch screen
'* New Touch technology is called "Untact" and is performed based on infrared system without physical contact and movement. Gesture controls are hand-pointed, and **visual haptics allow users to operate interactive kiosks, elevators, appliances and medical interfaces without touching the surface.
* The definition of visual haptics is that the touch was activated without physically touching the screen. The detector recognizes a finger pointing between 5mm and 25mm and a point is displayed on the LCD panel to select the correct category. This is all about visual haptic technology