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112 Appendix B Technical Specifications
MX3-CE Reference Guide E-EQ-MX3CERG-G-ARC
SE923 Standard Range Scanner
The decode zone is a function of barcode symbol characteristics including density, print contrast,
wide-to-narrow ratio and edge acuity. The values shown in the following table are based on good
quality symbols in the center of the scanner’s working range and the length of the barcode.
Typical
Symbol Density Min Max
In. mm. In. cm. In. cm.
0.005 0.127 3 7.62 6 15.24
0.0075 0.191 2.5 6.35 10 25.4
0.010 0.254 2 5.08 15 38.1
0.015 0.381 2 5.08 20 50.8
0.020 0.508 * * 29 73.66
0.040 1.01 * * 40 101.6
0.055 1.40 * * 45 114.3
(*) Minimum distance determined by symbol length and scan angle.
Decode Zones – SE923 Standard Range Scanner