Alphabet, Hewlett Packard Enterprise and Lockheed Martin invested in the photonic computing technology developer’s series B round, increasing its total funding to $113m.

US-based photonic computing technology developer Lightmatter has received $80m in a series B round featuring internet and technology group Alphabet, enterprise technology producer Hewlett Packard Enterprise and aerospace and defence manufacturer Lockheed Martin.

Investment firm Viking Global Investors led the round, which was also backed by Matrix Partners, SIP Global Partners, Spark Capital and unnamed additional investors. Alphabet participated in the round through corporate venture capital vehicle GV.

Lightmatter has developed a new type of high-performance computer processing chip which…