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ICS Technology
PO Box 4063
Middletown, NJ 07748
Tel 732-671-5400
Fax 732-671-1420

Copyright © 2008
ICS Technology
All Rights Reserved
Touch Screen Monitors
MODEL SIZE RESOLUTION FEATURES REMARK
LT64GV 6.4" 640X480 VGA&VIDEO MULTISYNC
LT10GV 10.4" 640X480 VGA&VIDEO MULTISYNC
LT12GV 12.1" 800X600 SVGA&VIDEO MULTISYNC
LT15GV 15" 1024X768 XGA&VIDEO MULTISYNC
LT18GV 18" 1280X1024 SXGA&VIDEO MULTISYNC
LT20GV 20.1" 1280X1024 SXGA&VIDEO MULTISYNC
Monitor touchscreens are available in capacitive, resistive and surface acoustive wave. Available in clear finish and nonglare
     
  Touchscreen Technologies  
Analog Capacitive
As the screen is touched, the finger acts as a capacitor, drawing current from the four corners of the screen. The controller calculates the position of the finger from the current flow.
 
Analog Capacitive screens are good for use in public access and harsh environments.
  • Screen Resolution: 1,024 touch points per axis with the calculated area
  • Response Time: 3 milliseconds
  • Light Transmission: 85% at 550nm
  • Finger activation
     
Surface Acoustic Wave
As the screen is touched, a portion of the wave is absorbed, resulting in a change in signal. The waves are gathered by receiving strips and directed through the transducers to be reconverted into an electronic signal.
 
Surface Acoustic Wave screens are good for use in relatively clean environments.
  • Screen Resolution: 4096x4096
  • Response Time: 10 milliseconds
  • Light Transmission: 92% high clarity
  • Finger or gloved-hand activation
     
Resistive Membrane
As the screen is touched, the layers are shorted together causing an internal electric contact. The controller is supplied with the analog voltage necassary for digitization. The voltage is alternated between the X and Y axes, allowing separate voltage readings for each.
 
Resistive Membrane Screens are good for use in mild environments.
  • Screen Resolution: 4096x4096
  • Response Time: 7-21 milliseconds
  • Light Transmission: 80% at 550nm on flat sensors, 70% on curved sensors
  • Stylus, Finger, gloved-hand activation