HiddenInLight on Instagram: "Made at home. No filters. No special effects. This material works by combining two holographic gratings, allowing light to be redirected in controlled ways. Holography isn’t just about images — it’s about how light behaves. Thoughts on possible applications? #hologram #metamaterial #opticalart #lightexperiment #physicsart materialresearch sciencecreator visualphenomena newmaterials lightandshadow"