Left/right positions can be setup through controlling keyboard, and the camera can auto-scan
horizontally between the left position and right position, at the preset speed.
7. Camera Lens Control
To get desired panoramic view or close shot, the focal length can be adjusted through the
controlling keyboard.
Focal Length Control
To get desired panoramic view or close shot, the focal length can be adjusted through
the controlling keyboard.
Focus Control
The system has automatic focus function (default). With its movement, the camera can
automatically adjust focus to the center of the object view to get clear picture. Under special
circumstances, the user can manually adjust the focus to achieve desired image effect.
● Manual focus is okay through the controlling keyboard or matrix. For details, please
refer to the operation manual of the controlling keyboard or matrix.
● In the state of manual focus, operating focal length control will automatically focus
on objects. If the dome camera is setup to resume auto-focus by joystick operation,
when operating the joystick, the dome camera will automatically focus. If an auto-
focus resumption time is setup, the dome camera will resume auto-focus after the
setup resumption time period without receiving controlling orders.
Under the following circumstances, the camera can not carry out auto-focus:
● When the object is not the center of the view
● When simultaneously observe a far object and a near one, clarity of both can not be
guaranteed.
● When observing objects of extreme brightness, such as neon lights, spotlight, etc
● When the object is behind glass with water drops or dust
● When the object moves very fast
● When the object is large-size and drab, such as wall
● When the object is too dark or fuzzy
