Digital Watchdog MEGApix DWC-MVT4Wi28 User Manual page 35

The camera's angle of
depression is not wide
enough; there are so
many trees in the scene.
The environment is too
complex to detect the
intrusion.
The camera's angle of
depression is not wide
enough; the street lamps
at night lead to light
interference; the swaying
trees in a windy day lead
to random interference.
All the above mentioned
factors make the scene
improper for intrusion
detection.
35