What’s a touch screen?
A touch screen is a display that can detect the presence and location of a touch within the display area. The term generally refers to touch or contact to the display of the device by a finger or hand. Touch screens can also sense other passive objects. Such as stylus. However, if the object sensed is active, as with a light pen. The term touch screen is generally not applicable. The ability to interact physically with what is shown on a display (a form of “direct manipulation”) typically indicates the presence of a touch screen.
What are the main Components for touch screen?
1. Touch panel.
2. Controller board (normally USB and RS232 for option) with cable.
3. Software Driver.
What’s the application for touch screen?
1. public information Display
2. Customer Self-Service
3. Point of sale (pos) for retail. Restaurant and other locations
4. Computer based training.
5. Mobile phone, PDA, GPS, DVD Car etc many applications
What kinds of touch screen we are selling?
1. Resistive type touch screen 4 wire from size 3.5”-22” .5 wire resistive type touch screen with size 10.1” to 22” (with USB/RS232 controller)
2. Saw type touch screen: from size 5.6”to52” which includes normal type, dustproof, and Vandal proof, waterproof, as long as multi-touch type saw touch screen.
3. Capacitive touch screen &IR touch screen,
4. Touch screen monitor (from size 7” to 42”) includes desktop type and open frame type.
5. All in one touch screen computer.
How is the warrantee of our products and the RMA policy?
Normally we provide with one year Guarantee for our Resistive type touch screen.3 years-5 years guarantee for saw type touch screen. 3 years guarantee for touch screen monitors and all in one touch screen computers. And 1% spare products will be provided for RMA policy.
How long will be the goods delivery lead time?
Our production capacity is 25K per month for big size touch screen. Normally we prepare for safety stock. So goods will be delivery within 1 working day after confirming for the payment.
Comparison of touch screen technologies
Technology | 4-Wire | SAW | 5-Wire | Infrared | Capacitive |
Durability: | 5 year | 5 Year | 3 Year | 3 Year | 2 Year |
Stability: | High | Higher | High | High | Ok |
Transparency: | Ok | Good | Good | Good | Ok |
Installation: | Built-in/On wall | Built-in/On wall | Built-in/On wall | On wall | Built-in |
Touch: | Anything | Finger/Pen | Anything | Sharp | Conductive |
Intense light- resistant: | Good | Good | Good | Bad | Bad |
Response time: | <10ms | 10ms | <15ms | <20ms | <15ms |
Following Speed: | Good | low | Good | Good | Good |
Excursion: | No | Small | Big | Big | Big |
Monitor option: | CRT or LCD | CRT | CRT or LCD | CRT or LCD | CRT or LCD |
Waterproof: | Good | Ok | Good | Ok | Good |