[ 2 ] Bar Code Specifications
(1) Available Bar Code Types
Bar code type | Bar dimensions | Readable magnification |
|
|
|
Universal product codes
EAN-8
UPC-A
UPC-E
0.26 to 0.66 mm | 0.8 to 2.0 |
(10.24 to 25.98 mils) |
|
Interleaved 2of5 (ITF)
Standard 2of5 (STF)
Codabar
Code 39
Code 93
Code 128
0.125 mm min. (4.92 mils min.)
PCS value ≥ 0.9
Reflection intensity difference between white and black bars ≥ 0.8
0.15mm min. (5.91 mils min.) (PCS value ≥ 0.45)
0.15mm min. (5.91 mils min.) PCS value ≥ 0.9
Reflection intensity difference between white and black bars ≥ 0.8
0.19mm 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
(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. |
170