C-33
Table C.3
AccuTouch Touchmonitor Specifications
Mechanical
Construction Top: Polyester w ith ou ts ide hard-surface coa tin g wi th cle ar or
antiglare finish.
Inside: Transparent conduc tive coating.
Bottom: Glass substrate wi th uniform resistive coating. Top and
bottom layers separated by Elo-patented separator dots.
Positional Accuracy Standard deviation of error is less than 0.080 in. (2.03 mm). This
equates to less than ±1%.
Touchpoint Density More than 100,000 touchpoints/in² (15,500 touchpoints/cm²).
Touch Activation Force Typically less than 4 ounces (11 3 grams).
Surface Durability Meets Taber Abrasion Test (ASTM D1044), CS-10F wheel, 500 g.
Meets pencil hardness 3H.
Expected Life
Performance AccuTouch technology has been operationally tested to greater than
35 million touches in one location without failure, using a stylus
similar to a finger.
Optical
Light Transmission
(per ASTM D1003) Typically 75% at 550-nm wavelength (visible light spectrum).
Visual Resolution All measurements made using USAF 1951 Resolution Chart, under
30 X magnification, with test unit located approximately 1.5 in. (38
mm) from surface of resolution chart.
Antiglare surface: 6:1 minimum.
Haze (per ASTM D1003) Antiglare surface: Less tha n 15%.
Gloss (per ASTM D2457) Antiglare surface: 90 ± 20 gloss units tested on a hard-coated front
surface.