20
FAR DEPTH OF FIELD
Minimum Bar Code Element Width
A B C D E F G H J K
mm
- .15 - .17 - - .25 .33 .53 -
mils
- 5.7 - 6.8 - - 10 13 21 -
0
25
50
75
100
125
150
175
200
250
225
DISTANCE:
SCANNER FACE
TO BAR CODE (mm)
D
G
H
J
B
123
77
82
91
95
105
114
49
73
45
WIDTH OF SCAN FIELD (mm)