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(4) Bar Codes
Bar code type Bar dimensions Readable range
Universal product codes
EAN-13 0.26 to 0.33 mm 0.8 to 1.0 magnifications
(10.24 to 12.99 mils)
EAN-8 0.26 to 0.46 mm 0.8 to 1.4 magnifications
(10.24 to 18.11 mils)
UPC-A 0.26 to 0.33 mm 0.8 to 1.0 magnification
(10.24 to 12.99 mils)
UPC-E 0.26 to 0.56 mm 0.8 to 1.7 magnifications
(10.24 to 22.05 mils)
Interleaved 2of5 (ITF) 2 to 34 digits*
Codabar (NW-7) 3 to 23 digits
Code 39 1 to 17 digits
Code 128 (EAN-128) 1 to 21 digits
* Only even-numbered digits
0.15 mm min.
(5.91 mils)
(5) Multi-line Code Scanning
The BHT-100Q supports multi-line code scanning that can scan up to 3 lines of codes
out of universal product codes, Interleaved 2of5 (ITF), Codabar (NW-7), Code 39, and
Code 128 (EAN-128) at a time in the specified order.
The multi-line code scanning may be specified in user programs only. For details, refer
to the "BHT-BASIC Programmer's Manual (BHT-100 series)."
(6) Optical Properties Required
White cells (white bars): Reflection intensity 45% min.
Black cells (black bars): Reflection intensity 25% max.
PCS value 0.45 min.
All of the above values are under the following conditions:
- Ambient illuminance: 500 to 3000 x.
- Light source: Xenon lamp