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Products introduction -> 4 -wire resistive touch screen ->  Operating Principle
   
Electronics Characteristics Trouble and solution Application For SAW
Introduction For SAW  
   
Surface acoustic wave touch screen

   
 
 
name：Surface acoustic touch screen
size：20"

Specification：
Outside Dimension 472MM*314MM
viewing area 438MM*276MM
Active area 434MM*272MM
Resolution 4096×4096
Positional 2mm
Transparency 90%～92%
TouchSensibility Touch　force　lower　than　80g(adjust　allowed)
Touch response Less than 10 MSEL
Expected life More than 50 million touches in one location
Anti-glare surface 6 1 minimum
Gloss(Using a 60-degree )Flat 80±15 gloss units
Surface durability Mohs's hardness rating of 7
Operating -20℃～+50℃
Storage -40℃～70℃
Controller operating temperature 0℃～65℃
Controller storage temperature -25℃～70℃
Humidity 10%～90%（40℃）
OperationAltitude 3000 meter

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Shenzhen Top Touch Electronics Co., Ltd
Office : Room 20G , B block ,World trade plaza ,Fuhong Rd, Futian DistrictShenzhen China
Tel:（86）0755-88833995  88830136    Fax:（86）0755-88850072   E-mail: info@sztoptouch.com 
Factory address:Shen yue lndustry Zone,Liguang Village,Guanlan Town,Bao’an Disrict,Shenzhen,China.
Tel: （86）0755-88850073      Fax:（86）0755-29815961
MSN：chinatoptouch@hotmail.com 、 chinatoptouch-export@hotmail.com       
QQ: 450193150、767734134    SKYPE： chinatoptouch