HOYA LAMPHUN LTD is manufactures of high quality glass disk for memory disk and the global leader in developing preloaded intraocular Lenses (IOLs), HOYA CORPORATION has established since 1941 at Hoya city ,Tokyo Japan. Now, HOYA CORPORATION has subsidiaries/branches over 20 countries around the world. HOYA LAMPHUN LTD. is the one of the branch which located in Northern Region Industrial Estate, Muang district, Lamphun province.