4 - 18 Symbol MS4404/MS4407 Integration Guide
Table 4-8
HD/DPM Far Focus Decode Distances
Symbol Density/
Bar Code Type
Bar Code
Content/
Contrast
Note 2
Typical Working Ranges Guaranteed Working
Ranges
Near Far Near Far
4.0 mil
PDF417 80% MRD N/A N/A N/A N/A
5.0 mil
Code 39 ABCDEFGH
80% MRD 3.5 in
8.89 cm 7.0 in
17.78 cm 4.79 in
12.17 cm 6.29 in
15.98 cm
6.67 mil
PDF417 4 Col, 20 Rows
80% MRD 4.0 in
10.16 cm 7.1 in
18.03 cm 5.29 in
13.44 cm 5.79 in
14.71
7.5 mil
Code 39 ABCDEF
80% MRD 2.7 in
6.86 cm 9.0 in
22.86 cm 4.04 in
10.26 cm 7.29 in
18.52 cm
10 mil
PDF417 3 Col, 17 Rows
80% MRD 3.8 in
9.65 cm 9.0 in
22.86 cm 5.29 in
13.44 cm 7.04 in
17.88 cm
13 mil
UPC-A 012345678905
80% MRD 2.5 in
6.35 cm 10.5 in
26.67 cm 3.54 in
8.99 cm 8.29 in
21.06 cm
15 mil
PDF417 80% MRD 2.7 in Note 1
6.86 cm 10.2 in
25.91 cm Note 1 7.79 in
19.79 cm
20 mil
Code 39 123
80% MRD Note 1 14.5 in
36.83 cm Note 1 11.54 in
29.31 cm
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=15°, roll=0°, skew=0°,
photographic quality, ambient light ~30 ft-c, humidity 45-70% RH.