Gigahertz-Optik GmbH was founded in 1986 as an independent company by Dipl.-Ing. (FH) Anton Gugg-Helminger and Wolfgang Dähn. 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.