OPN-2102i
1st
15
SPECIFICATIONS MANUAL
8.3 Printed Contrast Signal (PCS)
PSC 0.3 or higher (70% or higher reflectivity of space and quiet zone)
Note:
Be sure to keep the optical window clean without dirt or scratches, or it may have a detrimental effect on
the reading characteristics.
8.4 Minimum
Resolution
Minimum Resolution 0.076mm
<Conditions>
Barcode
Code 39 specified in Section 8.1
Distance
60 mm from the front edge of the scanner
Angle Skew
angle
β
= 15°
8.5 Pitch, Skew and Tilt
Pitch
:
α
≦
±30°
Skew
:
β
≦
±50°
(Excluding dead zone)
Dead Zone
:
β
≦
±8 °
(Decoding may fail in some areas as a result of specular reflection)
Tilt :
γ
≦
±20°
<Conditions>
Bar code
<Pitch, Skew and Dead Zone>
Resolution 0.25 mm, 9-digit Code 39 specified in Section 8.1.
<Tilt>
Resolution 0.26 mm, JAN-13 specified in Section 8.1.
Distance
100 mm from the edge of the scan engine
Curvature R
=
∞
Angle
Pitch angle :
β
= +15°,
γ
= 0°
Tilt angle :
α
= 0°,
β
= +15°
Skew angle / Dead zone:
α
= 0°,
γ
= 0°
β
γ
+
+
+
-
-
-
Figure 6: Pitch, Skew and Tilt
PCS =
Reflectance of white space – Reflectance of black bar
Reflectance of white space
