DH-HAC-T1A21N-U ( 2.8MM)

DH-HAC-T1A21-U2MP IR HDCVI Fixed-focal Eyeball Camera> Max. 30 fps@1080p> Smart IR Illumination> 25 m illumination distance.> Quick-to-install eyeball saves installation time.> 3.6 mm fixed lens (2.8 mm optional).> CVI/CVBS/AHD/TVI switchable.Lens TypeFixed-focalLens MountM12Focal Length2.8 mm; 3.6 mmMax. ApertureF2.0Field of View2.8 mm: H: 100°; V: 54°; D: 117° 3.6 mm: H: 80°; V: 43°; D: 94°Iris ControlFixedClose Focus Distance2.8 mm: 0.5 m (1.64 ft) 3.6 mm: 0.8 m (2.62 ft)DORI DistanceLensDetectObserveRecognizeIdentify2.8 mm44.7 m (146.65 ft)17.9 m (58.73 ft)8.9 m (29.20 ft)4.5 m (14.76 ft)3.6 mm55.0 m (180.45 ft)22.0 m (72.18 ft)11.0 m (36.09 ft)5.5 m (18.04 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.