Gigahertz Optik GmbH was founded as an independent company in 1985 and joined the Berghof Group at the turn of the year 2020. The continuous development of our product range has resulted in a virtually comprehensive selection of light measurement devices, finely tuned complementary products, and services. With its US subsidiary, Gigahertz-Optik Inc., Gigahertz Optik GmbH is now a global manufacturer of metrological solutions for optical radiation.