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DS-2TD2xxx-xxxx/xx Thermal and Optical Bi-Spectrum Network Camera User Manual
UM DS-2TD2xx-xxxx/xx Thermal 072020NA 47
9.2.9 DNR
Digital Noise Reduction reduces the image noise and improves the image quality. Normal and Expert
modes are selectable.
• Normal: Sets the DNR level to control the noise reduction degree. A higher level means stronger
reduction degree.
• Expert: Sets the DNR level for both space DNR and time DNR to control the noise reduction degree. A
higher level means stronger reduction degree.
9.2.10 Defog
You can enable the defog function when the environment is foggy and the image is misty. It enhances the
subtle details so that the image appears clearer.
9.2.11 Set Palette
You can select the palette mode to display the thermal grayscale image to a colored image.
1. Go to Configuration → Image → Display Settings.
2. Select the thermal channel.
3. Select a palette mode in Image Enhancement according to your need.
Result: The live view displays the image with a palette.
9.2.12 Set Target Color
You can set the target color in different temperature ranges to identify the target quickly.
1. Go to Configuration → Image → Display Settings.
2. Select the thermal channel.
3. Click Image Enhancement, and select Palette as White Hot or Black Hot.
4. Set High Temperature, Interval Temperature, or Low Temperature targets’ temperature value and color.
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