HIKVISION DS-2TD6267-75C4L/W User Manual page 59

DS-2TD6267-75C4L/W Thermal & Optical Bi-Spectrum PTZ Network Camera User Manual
Exposure Settings
Exposure is controlled by the combination of iris, shutter, and photo sensibility. You can adjust the image
effect by setting exposure parameters.
In manual mode, set Exposure Time, Gain, and Slow Shutter.
Focus
This offers options to adjust the focus mode and the minimum focus distance.
Focus Mode Auto: The device focuses automatically as the scene changes. If you cannot get a well-
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focused image under auto mode, reduce light sources in the image and avoid flashing lights.
Semi-Auto: The device focuses once after the PTZ and lens zooming. If the image is clear, the focus
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does not change when the scene changes.
Manual: You can adjust the focus manually on the live view page.
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• Min. Focus Distance: When the distance between the scene and lens is shorter than the Min. Focus
Distance, the lens does not focus.
• Focus Speed: This function adjusts the focus speed and is supported only in the thermal channel.
The higher the value, the faster the image focus. It is suitable for image focusing from fuzzy to clear.
The lower the value, the slower the image focus. It is suitable for slight focus adjustments.
Temperature Change Adaption: Enable this function when temperature change affects the image focus.
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ABF
You can enable this function when the device cannot focus rear scenes clearly.
Go to Configuration → System → Maintenance → System Service, and enable ABF. Then you can focus
manually.
NOTE:
Disable ABF function when the image is clear.
Day/Night Switch
Day/Night Switch function can provide color images in day mode and black/white images in night mode.
Switch mode is configurable.
• Day: The image is always in color.
• Night: The image is always black/white
• Auto: The camera switches between day mode and night mode according to the illumination
automatically.
• Scheduled-Switch: Set the Start Time and the End Time to define the duration for day mode.
UM DS-2TD6267-75C4L/W 042221NA 59