Technical Specifications
191
SE4770/SE4720 Decode Zone Dark Room
The table below lists the typical distances for selected barcode densities. The minimum element width (or
“symbol density”) is the width in mils of the narrowest element (bar or space) in the symbol.
SE4850-ER Decode Zone
The table below lists the typical distances for selected barcode densities. The minimum element width (or
“symbol density”) is the width in mils of the narrowest element (bar or space) in the symbol.
15 mil
Code 128
2.4 in*
6.1 cm*
27.8 in
70.6 cm
20.0 mil
Code 39
1.6 in*
4.1 cm*
36.1 in
91.7 cm
Photographic quality barcode at 18° pitch angle under 30 fcd ambient illumination.
* Dependent upon width of barcode.
Table 35 SE4770/SE4720 Decode Distances (Continued)
Symbol Density/ Barcode
Type
Typical Working Ranges
Near Far
Table 36 SE4770/SE4720 Decode Distances Dark Room
Symbol Density/ Barcode
Type
Typical Working Ranges
Near Far
3 mil
Code 39
3.0 in
7.6 cm
5.8 in
14.7 cm
5 mil
Code 128
2.3 in
5.8 cm
9.8 in
24.9 cm
5 mil
PDF417
3.0 in
7.6 cm
7.9 in
20.1 cm
6.67 mil
PDF417
2.5 in
6.4 cm
10.1 in
25.7 cm
10 mil
Data Matrix
2.1 in
5.3 cm
11.0 in
27.9 cm
100% UPCA 1.6 in*
4.1 cm*
23.2 in
58.9 cm
15 mil
Code 128
2.4 in*
6.1 cm*
25.1 in
63.8 cm
20.0 mil
Code 39
1.6 in*
4.1 cm*
28.2 in
71.6 cm
Photographic quality barcode at 18° pitch angle under 0.1 fcd ambient illumination.
Dependent upon width of barcode.
mc33-ug-en.book Page 191 Thursday, July 9, 2020 10:34 AM
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