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Layered Material - Diffraction Grating

Posted: Tue Nov 18, 2025 12:15 pm
by ramone163
I'm trying to recreate the Diffraction Grating in Octane from https://everdrone.pages.dev/blog/diffraction-grating-octane#silicon-material
They use two objects there: one with a Metallic material and another with a Specular material. It works that way.
But shouldn’t the Octane Layered Material be able to do the same thing with just one object instead of two? For some reason, I can’t get it to work.

Image: On the left, there is one object with Octane Layered Material; on the right, there are two objects with two different materials.

Re: Layered Material - Diffraction Grating

Posted: Sun Nov 23, 2025 10:34 am
by ramone163
Does dispersion not work in the Octane Layered Material?

Re: Layered Material - Diffraction Grating

Posted: Thu Nov 27, 2025 12:41 pm
by paride4331
Hi ramone163,
I don’t think I fully understand the issue with the two variants. Could you help me understand it better?
I didn’t quite understand if you’re asking about something like the use of material layers.
Regards
Paride
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