Lenovo Li2341t Wide Flat Panel Monitor - Manual (Page 32)

Appendix C� Touch screen description
Appendix C. C-1
Touch-Screen Specifications
General Specification
Accuracy
±1.0 mm 100% of touchable area; compliant with Microsoft Windows 8 Logo
requirements.
Aspect Ratio 16:9
Drift No drift within operating temperature range.
Ambient light rejection
No effect from 50 W halogen or 58 W fluorescent lights. Test position 1 m
above the display, 30° forward of the display plane. 50/60 Hz elimination
enabled.
Sensor response time Less than 20 ms for two touches.
Static touch height 0.5 mm.
Capabilities
Point-and-click, signature capture, sketching, painting and gestures where
enabled in Windows 7 and Windows8.
Touch durability Unlimited.
Scratch resistance Touch operation is not affected by scratches.
Touch activation force Optical touch technology requires no pressure to activate.
Touch method Finger, gloved hand, brush or stylus.
Stylus diameter 7 mm minimum.
Environmental Specifications
Altitude Operating: 0 to 2500 m. Storage: 0 to 4572 m.
Temperature Operating: 0ºC to 55ºC. Storage: -30ºC to 65ºC.
Relative humidity 10% to 90% RH, non-condensing.
Software Specifications
NextWindow driver
capabilities
Windows 8: Microsoft Device Logo for Win8 multi-touch.
Windows 7: Microsoft Device Logo for Win7 multi-touch.
Vista: Digitiser and mouse emulation.
XP: Mouse emulation.
Mouse emulation Click, drag, double-click, right-click.
Multi-touch Windows 7, Windows 8 multi-touch gestures supported.