Intellitouch (Acoustic) Touchscreen Specifications - Elo TouchSystems 1928L User Manual

IntelliTouch (surface acoustic wave) Touchmonitor Specifications
Mechanical
Positional Accuracy
Touchpoint Density
Touch Activation
Force
Surface Durability
Expected Life
Performance
Sealing
Optical
Light Transmission
(per ASTM D1003)
Visual Resolution
Gloss (per ASTM
D2457 using a 60-
degree gloss meter)
Standard deviation of error is less than 0.080 in. (2.03 mm).
Equates to less than ±1%.
More than 100,000 touchpoints/in
Typically less than 3 ounces (85 grams).
Surface durability is that of glass, Mohs'hardness rating of 7.
No known wear-out mechanism, as there are no layers, coatings,
or moving parts. IntelliTouch technology has been operationally
tested to more than 50 million touches in one location without failure,
using a stylus similar to a finger.
Unit is sealed to protect against splashed liquids, dirt, and dust.
IntelliTouch 92%, AccuTouch 82%.
All measurements made using USAF 1951 Resolution Chart, under
30X magnification, with test unit located approximately 1.5 in (38
mm) from sur face of resolution chart. Clear surface: Excellent, with
no noticeable degradation. Antiglare surface: 6:1 minimum.
Antiglare surface: Curved: 60 ±20 gloss units or 75 ± 15 gloss units.
2 (15,500 touchpoints/cm 2 ).
C-31