User Manual

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XII. Lens Parameters Adjustment
It is used to adjust the lens focus, zoom and iris.
Zoom
● Click , and the lens zooms in.
● Click , and the lens zooms out.
Focus
● Click , then the lens focuses far and the distant object gets clear.
● Click , then the lens focuses near and the nearby object gets clear.
PTZ Speed
Slide to adjust the speed of the pan/tilt movement.
Iris
● When the image is too dark, click to enlarge the iris.
● When the image is too bright, click to stop down the iris.
The live view image may be displayed abnormally according to the network conditions. In different network environments, you can
adjust the transmission parameters to solve the problem.
Steps
1. Go to Configuration → Local.
2. Set the transmission parameters as required.
Protocol
TCP
TCP ensures complete delivery of streaming data and better video quality, yet the real-time transmission will be affected.
It is suitable for the stable network environment.
UDP
UDP is suitable for the unstable network environment that does not demand high video fluency.
MULTICAST
MULTICAST is suitable for the situation that there are multiple clients. You should set the multicast address for them
before selection.
Note
For detailed information about multicast, refer to Multicast.
HTTP
HTTP is suitable for the situation that the third-party needs to get the stream from the device.
Play Performance
Shortest Delay
The device takes the real-time video image as the priority over the video fluency.
Balanced