Dragon de cristal réfractant un unique rayon en lumière arc‑en‑ciel

A breathtaking optical photography masterpiece exploring light refraction. A majestic geometric dragon intricately sculpted from flawless translucent faceted diamond crystal. A single laser-sharp white beam of light pierces through its core, exploding into vibrant rainbow prismatic chromatic dispersion, caustic patterns, and brilliant optical refractions across the surrounding dark space. Hyper-detailed glass physics, stunning specular highlights, definition of Visual Impact and Relevance to Theme, 8k resolution, masterpiece.