Depth of Field and Symbol Specification (See Figure 7)

Code Type

Minimum Small

Code Density

Depth of Field

 

Element

 

 

 

Mil. (1/1000")

 

 

UPC/EAN

10.4

80%

0" - 5"

UPC/EAN

13.0

100%

0" - 6.5"

Code 39

7.5

High

0" - 3"

Code 39

12.0

Medium

0" - 6"

Code 39

21.0

Low

0" - 8"

I 2 of 5

7.5

High

0" - 3"

I 2 of 5

12.0

Medium

0" - 6"

I 2 of 5

21.0

Low

0" - 8"

Codabar

6.5

High

0" - 3"

Codabar

9.8

Medium

0" - 5"

Codabar

13.0

Low

0" - 6.5"

Code 93

10.4

80%

0" - 5"

Code 93

13.0

100%

0" - 6.5"

Code 128

10.4

80%

0" - 5"

Code 128

13.0

100%

0" - 6.5"

23

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Image 27
Metrologic Instruments MS860 manual Depth of Field and Symbol Specification See Figure