A
- B
- C
- D
- E
- F
- G
- H
- I
- J
- K
- L
- M
- N
- O
- P
- Q
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- U
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- X
- Y
- Z
X
Xdimension
The desired dimension of the narrowest bar and narrowest space in a bar code symbol. The designated width of the narrowest bar code element. Wider elements are usually sized in multiples of X.