SCHOTT Developers Manufacture Ceramics for Use in Advanced Lens Systems and LED Technology — LED professional - LED Lighting Technology, Application Magazine
Optical ceramics
Ceramic Vessels Create Optical Illusion When Spun On a Pottery Wheel - PlayJunkie
YAG(Y3Al5O12) ceramics [Konoshima Chemical Co., Ltd.] Lens, Laser, Optical substrate, Viewing window, Prism, and Usage under corrosive gases