Motorola LS4208 用户手册
Scanning 2 - 11
Symbol LS4208 Decode Zone
Figure 2-14
Symbol LS4208 Decode Zone
Note: Typical performance at 73° F (23° C) on
high quality symbols in normal room light.
high quality symbols in normal room light.
LS4208
* Minimum distance determined by symbol length and scan angle
** LS4208-PR (PDF417) version only
** LS4208-PR (PDF417) version only
Depth of Field
*
5 mil
5.5
10 mil
29
20 mil
1.5
13 mil
19
14.5
in.
cm
0
0
0
5
12.7
10
25.4
15
38.1
20
50.8
25
63.5
30
76.2
W
i
d
t
h
o
f
F
i
e
l
d
0
0
12.7
25.4
5
10
in. cm
12.7
5
25.4
10
** 6.6 mil PDF417 (3:1)
7
1.5
** 10 mil PDF417 (3:1)
11.75
0.75