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Thin Film reproduces the effect of thin film interference on a surface.

Information about soap bubble color and film thickness can be found here.




Defines the actual thickness of the film between the specified min and max thickness values. Normally this would be something like a noise map to give some variation to the interference effect. 


The refractive index of the medium surrounding the material. Normally this is set to 1.0 for air.


How Thin Film is Modeled


How to Map IOR values from Thin Film to Standard Surface





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