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4

1-3 Decode zone

Figure 1-1. Decode zone

Table 1-4. Description of barcode patterns applied in Figure 1-1

Resolution

Barcode type

Wide-narrow

element ratio

Barcode content

Contrast

4.0 mil

Code 39

2.5:1

ABCDEFGH

80%

5.0 mil

Code 39

2.5:1

ABCDEFGH

80%

7.5 mil

Code 39

2.5:1

ABCDEF

80%

10 mil

Code 39

2.5:1

ABCDE

90%

13 mil

100% UPC

-

12345678905

90%

15 mil

Code 39

2.5:1

ABCD

80%

20 mil

Code 39

2.2:1

123

80%

40 mil

Code 39

2.2:1

AB

80%

55 mil

Code 39

2.2:1

CD

80%

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