Denso BHT-300B User Manual page 172

(3) Bar Code Label Size
Recommended width: 10 mm min. (0.39 inch min.)
Length:
(4) Thickness of Bars and Depth of Field
Minimum narrow bar width
0.125 mm (4.92 mils)
0.15 mm (5.91 mils)
0.33 mm (12.99 mils)
1.0 mm
1.2 mm
1
*
Under the following conditions:
- Ambient illuminance: 500 lux. (Fluorescent lamp)
- Code 39, 19 digits
Narrow bar: Wide bar = 1 : 2.2
- Reflection intensity of white bars: 85% min.
Reflection intensity of black bars: 5% max.
2
*
Under the following conditions:
- Ambient illuminance: 500 lux. (Fluorescent lamp)
- Code 39, 15 digits
Narrow bar: Wide bar = 1 : 2.2
- Reflection intensity of white bars: 85% min.
Reflection intensity of black bars: 5% max.
3
*
Under the following conditions:
- Ambient illuminance: 500 lux. (Fluorescent lamp)
- EAN-13
- Reflection intensity of white bars: 85% min.
Reflection intensity of black bars: 5% max.
- 1.0 magnification
Depth of field
(Distance from bar codes to the
bar-code reading window)
400 mm (15.75 inches)
(39.37 mils)
(47.24 mils)
Length of labels (including margins)
420 mm max. (16.54 inches max.)
(Minimum narrow bar width: 1.0 mm min.)*
0 to 45 mm
0 to 85 mm
0 to 200 mm
100 to 400 mm (3.94 to 15.75 inches)*
120 to 450 mm (4.72 to 17.72 inches)*
4
*
Under the following conditions:
- Ambient illuminance: 500 lux. (Fluorescent lamp)
- ITF conforming to the UPC Shipping Container Code
- Reflection intensity of white bars: 85% min.
Reflection intensity of black bars: 5% max.
- 1.0 magnification
5
*
Under the following conditions:
- Ambient illuminance: 500 lux. (Fluorescent lamp)
- ITF conforming to the UPC Shipping Container Code
- Narrow bar: Wide bar = 1 : 2.2
- Reflection intensity of white bars: 85% min.
Reflection intensity of black bars: 5% max.
- 1.2 magnifications
158
Depth of field
1
(0 to 1.77 inches)*
2
(0 to 3.35 inches)*
3
(0 to 7.87 inches)*
4
4
5