Symbol Technologies LS 3070 Manuale Utente
3-7
LS 3070 Product Reference Guide: Scanning with the LS 3070
LS 3070LR Long Range
Figure 3-2. LS 3070LR Decode Zone:
Depth of field as a function of minimum element width.
Front of the
Scanner
20
30
40
70
80
0
70 Mil Reflective
15 Mil
0
120
144
10
10
10
Inches
20
20
0
25.4
25.4
51
51
In. Cm.
W
idth of Field
50
60
110
130
51
76
102
178
203
0
305
366
25
Cm
127
152
280
330
40 Mil
90
100
229
254
30
76
30
76
20 Mil
10 Mil
7.5 Mil
NOTE: Typical performance at 23
o
C (75
o
F) on high quality symbols.
Distance from Front of Scanner