HIKVISION PanoVu PT Series, User Manual, Page: 40 / 103

Active Zoom Ratio
When the actual zoom ratio is less than the set active zoom ratio, the set area can not be
covered. When the actual zoom ratio is greater than the set active zoom ratio, the privacy
mask is valid. The maximum value of active zoom ratio depends on the camera module.
6. Repeat the steps above to set other privacy masks.
7. Check Enable Privacy Masks.
4.9 Set Rapid Focus
Rapid focus is a function to reduce time of focusing comparing with that of normal focusing. To use
the function, calibration should be done first. Rapid focus may not be supported by certain camera
models.
Steps
1. Go to Configuration → PTZ → Rapid Focus .
2. Optional: Check Enable Height Compensation if the mounting height of the device is lower
than 3 meters.
3. Select a calibration mode.
Auto Calibration Click Auto Calibrate. The device generates scenes and completes
calibration automatically.
Note
If auto calibration fails, use manual calibration.
Manual
Calibration
Set up the calibration scenes and rules manually. See below steps for
details.
1) Adjust the live image to a desired scene via PTZ control buttons, and click Add.
2) Set the Rate and the Calibration Point Amount of the added scene.
Note
More calibration points may increase calibration accuracy, but more focusing time is
required. The default amount is recommended.
3) Select the scene to display the calibration line.
4) Adjust the length and position of the line by dragging its two endpoints.
Note
The red line is recommended to stay in the center of the scene and to cover ground at the
same time.
Double click the image to enter full screen mode.
5) Click Start Calibration
Calibration status displays on the live image.
6) Repeat to add other scenes and complete the calibration.
Target Capture Camera User Manual
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