Blackbody Node in Blender:
The blackbody node converts the temperature to the color temperature. It means the blackbody node takes the temperature in Kelvin and represents the Kelvin temperature of light. If you haven’t understood, no problem I will explain it in simple sentences to you. You have observed the light from warm to cool in the real world. To bring that natural lighting to the scene, we use the blackbody node in Blender. I hope now you understand. The Blackbody node can be added not only to the lights (for example point light, spotlight, and area light) but to the emission shader also. And it works in the cycles render engine only. Let’s start adding the blackbody node.
Adding the Blackbody node to the light:
Article written by Padmasri
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