Specifications 4 - 11
Table 4-4
DS457-HD/DP Decode Distances (Presentation Mode)
Symbol Density/
Bar Code Type
Typical Working Ranges
Guaranteed Working
Ranges
Near Far Near Far
3.0 mil
Code 39
1.2 in
3.05 cm
4.8 in
12.19 cm
1.4 in
3.56 cm
3.0 in
7.62 cm
5.0 mil
Code 39
1.1 in
2.79 cm
5.7 in
14.48 cm
Note 1 4.1 in
10.41 cm
20 mil
Code 39
1.9 in
4.83 cm
9.7 in
24.64 cm
Note 1 9.3 in
23.62 cm
3.0 mil
Code 128
1.4 in
3.56 cm
3.5 in
8.89 cm
N/A N/A
15.0 mil
Code 128
3.1 in
7.87 cm
8.7 in
22.10 cm
N/A N/A
13 mil
100% UPC
1.7 in
4.32 cm
8.3 in
21.08 cm
2.1 in
5.33 cm
5.7 in
14.48 cm
4 mil
Data Matrix
1.6 in
4.06 cm
3.0 in
7.62 cm
N/A N/A
5 mil
Data Matrix
1.4 in
3.56 cm
3.7 in
9.40 cm
N/A N/A
7.5 mil
Data Matrix
1.2 in
3.05 cm
4.4 in
11.18 cm
N/A N/A
5 mil
QR Code
1.5 in
3.81 cm
3.1 in
7.87 cm
N/A N/A
7.5 mil
QR Code
1.1 in
2.79 cm
4.0 in
10.16 cm
N/A N/A
10 mil
QR Code
1.1 in
2.79 cm
4.6 in
11.68 cm
N/A N/A
20 mil
QR Code
1.4 in
3.56 cm
6.8 in
17.27 cm
N/A N/A
Notes:
1. Near distances are FOV limited.
2. Contrast is measured as Mean Reflective Difference (MRD) at 670 nm.
3. Working range specifications at temperature = 23°C, pitch=18°, roll=0°,
skew=0°, photographic quality, humidity 45-70% RH.