System ArchitectureHOYA Service Corp. provides various IT solutions including system architecture, information processing as well as Application service provider.
Crystal ProductsHOYA CORPORATION terminated the Crystal Business on March 31, 2009. As the business terminates, HOYA CRYSTAL TOKYO, the Company's directly-owned retail shop was closed as of May 12, 2009.
Surveying InstrumentsThe Pentax Surveying Instruments business was transfered to Taiwan Instrument Co., Ltd on November 30, 2009. For forther information on the products, please contact TI Asahi Co., Ltd., a Japan-based subsidiary of Taiwan Instrument.