Optical imaing 42 inch multi finger infrared touch screen frame takedown style HT-OI-TS42

Hitouch  Optical Imaging 42inch Finger Multi Touch Screen Frame is made with optical imaging technology. Optical imaging is a new technology which is used in touch screen area, it take advantages of 2 CCD lens which locate on the top-left and top-right of the touch screen to detect the touch, besides, the others 3 sides reflective strips are a must to make the detection available. The work principle is very simple, but the touch screen works very well, thus it becomes very popular. Besides, more than two points touch is available if the techinian can arrange the more CCD lens inside of the touch screen and organize the system well.

Optical Imaging touch screen features:
1. Win7 multi touch
2. 8ms response speed
3. Less than or equal to 1.5mm touch accuracy
4. 32767*32767 touch resolution
5. Good structure on the frame
6. USB Powered

Specifications

Competitive Advantage of Optical touch screen

1. Stable proformance

Optical Imaging touch screen work principle is very simple, its main parts: 2 CCD cameras + reflective strips. Optical imaging touch screen always have stable performance as its 3 main parts seldom get problem.

2. Widely application place

Compared with IR touch sceen, the optical imaging touch screen have better peformance when under light/highlight. 

3. Easy after-sale service

The optical imaging touch screen main parts are the 2 CCD lens and reflective strips, when any problems pop out with the hardware, just check the 3 things, if they are broken, very easy to take out and mend by the user.
While for others technology, the whole touch screen have to be sent back the suppliers or they have to replace the whole sensors board if there are any hardware problem.