Specifications
173
SE965 Standard Range Laser Decode Zones
The table below lists the typical distances for selected bar code densities. The minimum element width (or
“symbol density”) is the width in mils of the narrowest element (bar or space) in the symbol.
Table 6 SE965 Decode Distances
Symbol Density/
Bar Code Type/
W-N Ratio
Bar Code Content/
Contrast
Note 1
Typical Working Ranges
Near Far
5.0 mil
Code 128
1234
80% MRD
1.2 in
3.05 cm
7.7 in
19.56 cm
5.0 mil
Code 39; 2.5:1
ABCDEFGH
80% MRD
1.2 in
3.05 cm
12.5 in
31.75 cm
7.5 mil
Code 39; 2.5:1
ABCDEF
80% MRD
1.1 in
2.79 cm
18.5 in
46.99 cm
10 mil
Code 128
1234
80% MRD
1.2 in
Note 3
3.05 cm
Note 3
19.0 in
48.26 cm
13 mil
100% UPC
12345678905
80% MRD
1.6 in
4.06 cm
27.0 in
68.58 cm
15 mil
Code 128
1234
80% MRD
1.0 in
Note 3
2.54 cm
Note 3
29.5 in
74.93 cm
20 mil
Code 39; 2.2:1
123
80% MRD
1.4 in
Note 3
3.56 cm
Note 3
52.0 in
132.08 cm
55 mil
Code 39; 2.2:1
CD
80% MRD
3.4 in
Note 3
8.64 cm
Note 3
100.0 in
254.00 cm
100 mil
Code 39; 3.0:1 reflective
123456
80% MRD
2 ft
Note 3
60.96 cm
Note 3
17 ft
518.16 cm
Notes:
1.Contrast measured as Mean Reflective Difference (MRD) at 650 nm.
2.Working range specifications at ambient temperature (23°C), photographic quality symbols.
Pitch=10°, roll=0°, skew=0°, ambient light < 150 ft-candles using Symbol or equivalent decoder.
3.Dependent on width of bar code.
4.Distances measured from front edge of scan engine chassis.