| AccuTouch Touchscreen Specifications | |
Mechanical |
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Construction | Top: Polyester with outside | |
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| Inside: Transparent conductive coating. |
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| Bottom: Glass substrate with uniform resistive coating. Top and bottom layers |
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| separated by patented separator dots. |
Positional Accuracy | Standard deviation of error is less than 0.080 in. (2.03 mm). This equates to less | |
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| than ±1%. |
Touchpoint Density | More than 100,000 touchpoints/in2 (15,500 touchpoints/cm2). | |
Touch Activation Force | Typically less than 4 ounces (113 grams). | |
Surface Durability | Meets Taber Abrasion Test (ASTM D1044), | |
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| hardness 3H. |
Expected Life | AccuTouch technology has been operationally tested to greater than 35 million | |
Performance | touches in one location without failure, using a stylus similar to a finger. | |
Optical |
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Light Transmission | Typically 85% at | |
(per ASTM D1003) |
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Visual Resolution | All measurements made using USAF 1951 Resolution Chart, under 30 X | |
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| magnification, with test unit located approximately 1.5 in. (38 mm) from surface |
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| of resolution chart. |
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| Antiglare surface: 6:1 minimum. |
Haze (perASTM D1003) | Antiglare surface: Less than 15%. | |
Gloss (per ASTM D2457) | Antiglare surface: 90 ± 20 gloss units tested on a | |
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