Lenovo 2467-HB1 Manual del usuario - Página 35

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Appendix E. Touch screen description

General specification

Accuracy

Aspect Ratio

Drift

Ambient light rejection

Sensor response time

Static touch height

Capabilities

Touch durability

Scratch resistance

Touch activation force

Touch method

Stylus diameter

±2.5 mm over 95% of touchable area; compliant with Microsoft

Windows 7 Logo requirements.

16:9

No drift within operating temperature range.

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.

Less than 20 ms for two touches.

1 to 2 mm.

Point-and-click, signature capture, sketching, painting and

gestures where enabled in Windows 7.

Unlimited.

Touch operation is not affected by scratches.

Optical touch technology requires no pressure to activate.

Finger, gloved hand, brush or stylus.

7 mm minimum.

E-1