2.8 mm: 0.5 m (1.64 ft)
3.6 mm: 0.8 m (2.62 ft)
6 mm: 2.4 m (7.87 ft)
DORI Distance
Lens
Detect
Observe
Recognize
Identify
2.8 mm
44.7 m
(146.65 ft)
17.9 m
(58.73 ft)
8.9 m
(29.20 ft)
4.5 m
(14.76 ft)
3.6 mm
55.0 m
(180.45 ft)
22.0 m
(72.18 ft)
11.0 m
(36.09 ft)
5.5 m
(18.04 ft)
6 mm
102.9 m
(337.6 ft)
41.1 m
(134.84 ft)
20.6 m
(67.59 ft)
10.3 m
(33.79 ft)
DORI (Detect, Observe, Recognize, Identify) is a standard system (EN-62676-4) for defining the ability of a person viewing the video to distinguish persons or objects within a covered area. The numbers in this table do not reflect intelligent function distances. For intelligent function distances, refer to installation and commissioning manual/project design tool.