Symbol Technologies DS6708 - Manual (Page 35)

Scanning 2 - 7
Decode Zones
Figure 2-14 DS6708 Digital Scanner Decode Zone for 1D Bar Codes
Figure 2-15 DS6708 Digital Scanner Decode Zone for 2D Bar Codes
In.
cm
0
20 mil Code 39
Postnet
12.5
0
In. cm
W
i
d
t
h
o
f
F
i
e
l
d
Depth of Field
1.0 21.0
2.6
0
Note: Typical performance at 68˚F (20˚C)
on high quality symbols.
2
4
6
2
4
6
5.1
10.1
15.2
5.1
10.1
15.2
2 4 6 8 10 12 14 16
0 5.1 10.1 15.2 20.3 25.4 30.5 35.6 40.6
Top of
scanner
100% 13 mil UPC
5 mil Code 39
0.6 14.0
2.8 5.8
18 20
45.7 50.8
22
55.9
In.
cm
0
10 mil MicroPDF
10 mil PDF417
8.9
0
In. cm W
i
d
t
h
o
f
F
i
e
l
d
Depth of Field
2.3 7.5
2.1
0
Note: Typical performance at 68˚F (20˚C)
on high quality symbols.
1
2
3
1
2
3
2.5
5.1
7.6
2.5
5.1
7.6
2 4 6 8 10 12 14
0 5.1 10.1 15.2 20.3 25.4 30.5 35.6
Top of
scanner
10 mil QR Code
6.6 mil PDF417
2.6 6.8
3.4 5.7
10 mil Data Matrix
8.0 2.3
35 mil Maxicode
12.8 1.5