🔦 Optical Bench in 3D: Refraction, Thin Lens and Slit Diffraction

Interactive 3D optical bench with three Blender-modelled stations: a laser through a two-liquid tank with a protractor (Snell and Fresnel), a thin lens with ray tracing and image, and single and double slit diffraction on a screen, with five numerical checks.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install