C-28 Elo Entuitive Touchmonitor User Guide

Table C.2

AccuTouch Touchmonitor Specifications

Mechanical
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 touch points/cm²).
Touch Activation Force Typically less than 4 ounces (113 grams).
Surface Durability Meets Taber Abrasion Tes t (ASTM D1044), CS-10F wheel, 500 g. Meets pencil
hardness 3H.
Expected Life Performance AccuTouch technology has been operationally te sted 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 w avelength (visible light spectrum).
Visual Resolution All measurements made using USAF 1951 Resolution Chart, un der 30 X
magnification, with test unit located approximately 1.5 in. (38 mm) from surface
of resolution chart.
Clear surface: N/A
Antiglare sur face: 6:1 mini mum .
Haze (per ASTM D1003) Clear surface: Less than 1.5%.
Antiglare sur face: Less than 15 % .
Gloss (per ASTM D2457) Clear surface: N/A
Antiglare surface: 90 ± 20 gloss units tested on a hard-coated front surface.
Environmental
Chemical Resistance The active area of the touchsc reen is resistant to t h e following chemical s when
exposed for a period of one hour at a temperature o f 21° C:
Acetone
Methylene chloride
Methyl ethyl ketone
Isopropyl alcohol
Hexane
Turpentine
Mineral spirit s
Unleaded gas oline
Diesel fuel
Motor oil
Transmission fluid
Antifreeze