20inch optical touch screen frame usb interface
QTouch Technology Co., Ltd. [China] 
Minimum Order: 0
Quality/Safety Certification: 0.00
20 inch optical touch screen frame usb interface
1.20 inch hot size optical touch screen
2.touch screen frmae in usb
20inch optical touch screen frame usb interface
Application:
suitable for LCD monitor & car monitor, TV ,computer screen, touch panel,POS, ATM, KISOKS, Advertising Media, meeting and education & training system, military and traffic application
| PRINCIPLE | INFRARED OPTICAL STRUCTURE |
| LCD Display | 20" |
| Sensor Refresh Rate | 120 frames/sec |
| Resolution | 32767×32767 |
| Accuracy | all test with 5 mm diameter stylus, < ± 2.5 mm 95% coverage comply to Win7 logo requirement |
| Glass Thickness | 1.9 + 0.1/-0.2 mm |
| Glass Treatment | chemical tempered, clear glass |
| Glass Transmittance | >88%, Average |
| Module Weight | 637g ± 5% |
| Stylus Size | finger or stylus ≥diameter 5mm |
| Calibration | in-factory calibration, user calibration free |
| Interface | USB HID multi-touch digitizer |
| Operation Systems | Microsoft Windows 7 |
| Certification | windows touch digitizer WHQL test |
| USB Power Supply | digital power 5V ±5% , 500mA |
| recommend design: 2.5W | |
| operating mode: 2.5W (peak);1W (average) | |
| Interface | usb port |
| Board Size | LCD:120mm*40mm*12.2mm |
| all-in-one PC/TV:61mm*25mm*4.6mm | |
| Glass Dimension | 462.40±0.3(W)×271.60±0.3(D)×1.90(+0.1/-0.2)(H)mm |
| Operation Range | 0~55°C |
| Storage Range | temperature:-30--65°C |
| humidity:0%~90% RH |
