Printed Contrast Signal (Pcs); Minimum Resolution; Wide Bar Code - Opticon NLV-3101-HD Specification Manual

8.3.

Printed Contrast Signal (PCS)

0.3 or higher
<Conditions>
MRD
Distance
Bar Code Sample
MRD = Minimum reflectance of white bar - Maximum reflectance of black bar
Reflectance of white bar‐Reflectance of black bar
PCS =
8.4.

Minimum Resolution

1D Code : 3 mils (0.076 mm)
GS1-Databar : 5 mils (0.127 mm)
Stacked Code : 5 mils (0.127 mm)
2D Code : 5 mils (0.127 mm)
<Conditions>
Bar Code Sample
Distance
Angle
Curvature
8.5.

Wide Bar Code

Code 39 with width of 70 mm and resolution of 0.2 mm can be read
<Conditions>
Bar Code Sample
Distance
Angle
Curvature
: 32% and higher
(70% or higher reflectivity of space and quiet zone)
: 65 mm from the front edge of the scanner
: UPC specified in Chapter 8. (Resolution: 0.33 mm, PCS: 0.3)
Reflectance of white bar
Code 39 specified in Chapter 8.1
GS1 Databar Limited specified in Chapter 8.1
PDF417, GS1 Databar Limited Composite specified in Chapter 8.1
QR Code and Data Matrix specified in Chapter 8.1
: The above codes specified in Chapter 8.1
: 65 mm from the front edge of the scanner
: α = 0°, β =＋15°, γ = 0°
: R = ∞
: 0.20 mm Code 39 / PCS 0.9 specified in Chapter 8.1
: 95 mm from the front edge of the scanner
: α = 0°, β =＋15°, γ = 0°
: R = ∞
Figure 15: Wide Bar Code
21
NLV- 3101- HD
Specifications Manual