Hoya 

HOYA Corporation, a med-tech company, provides high-tech and medical products worldwide. It operates through three segments: Life Care, Information Technology, and Other. It offers life care products, including eyeglass and contact lenses; medical endoscopes; intraocular lenses; laparoscopic surgical instruments; automatic endoscope cleaning equipment; and other medical related products, such as prosthetic ceramic fillers and metallic implants for orthopedics. The company also operates Eyecity, a specialty retailer of contact lenses. In addition, it provides information technology products, such as mask blanks and photomasks for manufacturing semiconductor chips; glass disks for hard disk drives; and imaging products that include optical glasses/optical lenses, colored glass filters, and laser equipment/UV light resources. Further, the company engages in the research, development, manufacture, and sale of photomasks for manufacturing flat panel displays. Additionally, it offers ReadSpeaker, a speech synthesis software. HOYA Corporation was founded in 1941 and is headquartered in Tokyo, Japan.