Toggled Focus - Symbol DS 3408 Product Reference Manual

Toggled Focus

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Note: Typical performance at 73˚F (23˚C)
on high quality symbols in normal room light.
Vcc = 3.3V
5 mil
6.0
2.0
6.67 mil PDF417
2.3 4.5
7.5 mil
1.3
10 mil PDF417
1.8
13 mil (100% UPC)
0.8
15 mil PDF417
*
20 mil
*
0 5 10
In.
12.7 25.4
cm 0
Depth of Field
* Minimum distance determined by symbol length and scan angle.
Figure 2-9. DS 3408 Toggled Focus Decode Zone
in.
8
4
0
4
8
12.3
20.0
15 20
38.1
50.8
Scanning 2-11
cm
W
20.3
i
d
t
10.2
h
o
0
f
F
10.2 i
e
l
20.3 d