User's Manual

Setting 53
The focus & zoom interface Figure 4-6
Configure the focus & zoom parameters. See Table 4-6 for details. Step 2
Table 4-6 Description of focus & zoom parameters
Parameter
Description
Digital Zoom
Select the On check box to enable it.
You can use the digital zoom to continue the zooming operation even if the
optical zoom is at the maximum value.
Zoom Speed
The larger the value, the faster the zooming operation.
Mode
The camera’s focusing mode.
Auto: Once there is any movement or change of an object on the video

image and the image turns blurry, the camera will focus again
automatically.
Semi Auto: A user needs to prepare some conditions for the camera to

focus automatically. This is called “Semi Auto.” Pressing the focusing
button, implementing the zooming operation, enabling preset or
three-dimensional positioning, and PTZ’s rotation will all make the
camera focus again automatically.
Manual: You need to click or on the camera’s web to achieve

the focusing operation.
Focus Limit
The camera’s minimum focusing distance. If the focusing distance is too
small, it might get the camera focus on its dome.
Sensitivity
Select from High, Default and Low. When you select High, it will be easier
for the camera to focus.
PFA
Select the check box of On to enable the infrared correction.
Then when you implement the zooming or focusing operation under low
lighting condition, the camera will turn on the infrared light to aid you.
Lens Init
Click Lens Init to initialize the lens. The system will clear the zooming and
focusing data you have set.