Denso BHT-7500S Barcode Reader User Manual


 
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(2) Optical Properties Required for Bar Code Labels
White bars: Reflection intensity 45% min.
Black bars: Reflection intensity 25% max.
PCS value 0.45 min.
[ 2 ] Bar Code Specifications
(1) Available Bar Code Types
Bar code type Bar dimensions Readable magnification
Universal product codes
EAN-13
EAN-8
UPC-A
UPC-E
EAN-13 with supplemental codes
EAN-8 with supplemental codes
UPC-A with supplemental codes
UPC-E with supplemental codes
2-digit add-on
5-digit add-on
Interleaved 2of5 (ITF)
Standard 2of5 (STF)
Codabar (NW-7)
Code 39
0.26 to 0.66 mm
(10.24 to 25.98 mils)
0.8 to 2.0
0.125 mm min. (4.92 mils min.)
PCS value 0.9
Reflection intensity difference between white
and black bars 0.8
0.15 mm min. (5.91 mils min.)
(PCS value 0.45)
0.15 mm min. (5.91 mils min.)
PCS value 0.9
Reflection intensity difference between white
and black bars 0.8
0.19 mm min. (7.48 mils min.)
(PCS value 0.45)
All of the above values are under the following conditions:
- Ambient illuminance: 500 to 3000 x
- Light source: Xenon lamp
Code 93
Code 128
EAN-128