Operating the MC50 2-15

plots working range as a function of minimum element widths of bar code symbols. See Figure 2-9 and Figure 2-10 for decode

zones for the linear and imager scanning.

Hold the mobile computer farther away for larger symbols.

Move the mobile computer closer for symbols with bars that are close together.

Scanning procedures depend on the application and mobile computer configuration. An application may use

different scanning procedures from the one listed above.

Figure 2-9. Linear Scanner Decode Zone
in.
cm
MC 50
6 mil
2.25 4.5
7.5 mil
10 mil
6.25
7.5
13 mil 8.5
12
20 mil
24
55 mil
0
5
10
15
0
12.7
25.4
38.1
12.7
25.4
38.1
5
10
in. cm
W
i
d
t
h
o
f
F
i
e
l
d
Depth of Field
Note: Typical performance at 73.4º F (23º C)
on high quality symbols.
1.75
0
05
12.7 10
25.4 15
38.1 20
50.8 25
63.5
15
1.25
2.0
2.2
4.3