4 - 14 Symbol MS4404/MS4407 Integration Guide
Table 4-6
Standard 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
5.0 mil
Code 39 ABCDEFGH
80% MRD 5.5 in
13.9 cm 7.0 in
17.8 cm N/A N/A
6.67 mil
PDF417 4 Col, 20 Rows
80% MRD N/A N/A N/A N/A
7.5 mil
Code 39 ABCDEF
80% MRD 3.5 in
8.9 cm 9.0 in
22.9 cm 5.5 in
14.0 cm 7.0 in
17.8 cm
10 mil
PDF417 3 Col, 17 Rows
80% MRD 5.0 in
12.7 cm 9.0 in
22.9 cm 6.5 in
16.5 cm 8.0 in
20.3 cm
13 mil
UPC-A 012345678905
80% MRD 2.75 in
6.9 cm 13.5 in
34.3 cm 3.0 in
7.6 cm 11.5 in
29.2 cm
15 mil
PDF417 80% MRD Note 1 12.0 in
30.5 cm Note 1 11.0 in
27.9 cm
20 mil
Code 39 123
80% MRD Note 1 18.5 in
46.9 cm Note 1 15.5 in
39.4 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.