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Bar Codes5–28
Code 93
The Code 93 structure is shown in Figure 5–3 and described on the following
pages.
DATA FIELD
QUIETQUIET START STOP
LOWER GUARD BAND
CODE CODEZONE ZONE
OPTIONAL READABLE DATA FIELD
CHECK DIGIT
DATA
FIELD
QUIET
ZONE
QUIET
ZONE
STOP
CODE
START
CODE
GUARD
BAND
OPTIONAL
READABLE
DATA
FIELD
CHECK
SR, SC
HEIGHT
HEIGHT
SR, SC
DATA FIELD
QUIETQUIET START STOP
LOWER GUARD BAND
CODE CODEZONE ZONE
OPTIONAL READABLE DATA FIELD
HEIGHT
POSITION
DIGIT
DATA
FIELD
QUIET
ZONE
QUIET
ZONE
STOP
CODE
START
CODE
GUARD
BAND
OPTIONAL
READABLE
DATA
FIELD
HEIGHT
SR, SC
POSITION
UPPER UPPER
POSITION
GUARD
BAND
LOWER
UPPER GUARD BAND
UPPER GUARD BAND
SR, SC
POSITION
GUARD
BAND
LOWER
FIELD
CHECK
DIGIT
FIELD
FIELD
CHECK DIGIT
FIELD
Figure 5–3. Code 93 Structure