Optic crystals Crystals used in fiber optics From Wikipedia, the free encyclopedia Optic crystals[1] are crystals that can be used to direct a beam of light. Optic crystals can work as directional guides to the light in photonic devices. Opticmechanics deals with the grinding, polishing and refining of optic crystals. See also Crystal optics Electro-optic modulator Photonic integrated circuit References [1]Paschotta, Dr Rüdiger. "optical crystals". rp-photonics.com. Retrieved 29 April 2025. This optics-related article is a stub. You can help Wikipedia by adding missing information.vte Related Articles