What happens when I select color distribution in FLIR Thermal Studio

In FLIR Thermal Studio, it is possible to change the way that the image is presented. To change this, open the image in the Image Editor and click on the Color Distribution icon at the top of the screen. Changing the color distribution won't impact temperature data but may make it easier for you to analyze the image. You can choose between the following:

  • Temperature linear. This will make the color scale linear to temperature. Using this image presentation can be useful when you want to have an intuitive colorization where the colors are linear to the true temperature. A drawback can be that you "waste" pixels on the colorscale that aren't in the image. If there are some objects in the scene that is much warmer or colder than the rest of the image, this image presentation probably is a bad idea. If the coldest object in the scene is 0°C and the warmest is 100°C, then the middle of the colorscale will be 50°C. This is not necessarily true for the other image presentations.
  • Signal linear. This image presentation will make the colorscale be linear to the raw signal from the camera. It can be useful depending on what you are looking at. It is not that intuitive for most people.
  • Histogram equalization. Using histogram equalization will probably give you the most contrast. The basic idea is to not "waste" any colors in the colorscale on temperatures that aren't found in the image. It's especially successful when the image contains few peaks at very high temperature value.
  • Digital Detail Enhancement (DDE). The high-frequency content in the image, such as edges and corners, are enhanced to increase the visibility of details.

 

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