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Lock the low level and adjust the high level of the temperature range as follows:
Lock the high level and adjust the low level of the temperature range as follows:
2. Histogram mode and Auto mode
• Auto Mode: Level and span are decided by the thermal image of the minimum and maximum temperature
recorded. The relationship between temperature and colour is linear.
• Histogram Mode: The thermal image is enhanced by the histogram algorithm. The relationship between
temperature and colour is not linear, with some parts of the image enhanced.
• Touch the “HG” or “AUTO” icon below the colour bar to change the mode.
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