Opticon
OPR 2001
Specifications Manual
12
Measurement is done from the center of the laser scan line.
Figure 2: Laser scanning tilt and curvature
7. Technical Specifications
The conditions for technical specifications are as follows, unless otherwise specified in each
section.
Conditions
Ambient temperature
and humidity:
Room temperature (5 to 35º C)
Room humidity (45% to 85% RH)
Ambient light: 500 to 900 lx
Background: Barcode = black
Space = white
Margin = white
Background of label = black
Power supply voltage: 6.0 V (RS-232C) / 5.0 V (USB, Wedge)
Decoding test: Approve the performance when decoding is successful in all ten tests.
(Decoding is deemed successful when completed in 0.5 seconds or less.)
7.1. Print Contrast Signal (PCS)
0.45 or higher (over 70% of reflectivity of space and quiet zone).
PCS=
Reflectance of white bar-Reflectance of black bar
Reflectance of white bar
Scanning performance may decline if dirt or scratches mar the optical window. Keep the
optical window clean.
7.2. Minimum Resolution
0.127 mm