Refraction 3 Light Pendant In Polished Chrome And Caribbean Glass by ELK 1477/3CAR Indoor Lighting . A refraction is defined as a bending of a wave path of light. The refraction collection captures this fascinating phenomenon with elements that seem to reflect off a stationary object and bounce into various trajectories. A polished chrome finish blends well with clear and etched glass for a refined look, or available with optional colored glass for a rich up-scale look.