HOYA Starts to Build Next-Gen HDD Glass Substrate Production Facility

HOYA Corp., an optical glass maker from Japan, announced this week that it had started construction of its new production facility for hard drive platter glass substrates. These substrates could be used to make conventional 2.5-inch HDD platters as well as next-generation platters for hard drives that use energy-assisted magnetic recording technologies (HAMR, MAMR).