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Figure 4
Depth of Field and Symbol Specification
(Refer to Figure 4)
Code Type* Minimum Small Code Density Depth of Field
Element
Mil. (1/1000")
UPC/EAN 10.4 80% 1.5" - 5.5"
UPC/EAN 13.0 100% 1.5" - 6.0"
Code 39 7.5 High 1.5" - 4.0"
Code 39 12.0 Medium 2.5" - 5.5"
Code 39 21.0 Low 3.0" - 6.5"
I 2 of 5 7.5 High 1.5" - 4.0"
I 2 of 5 12.0 Medium 3.0" - 5.5"
I 2 of 5 21.0 Low 2.5" - 6.0"
Codabar 6.5 High 2.5" - 4.0"
Codabar 9.8 Medium 2.0" - 5.0"
Codabar 13.0 Low 2.0" - 6.0"
Code 128 7.0 80% 2.0" - 4.0"
Code 128 13.0 100% 3.0" - 6.0"
* All codes printed black on white.
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