Andover, MA – June 10, 2019 – MKS Instruments, Inc. (NASDAQ: MKSI), a global provider of technologies that enable advanced processes and improve productivity, has announced the Ophir® FluxGage™ FG600/100LM-HR, the newest member of the FluxGage family of compact measurement systems for LED luminaires. The new FluxGage system features an integrated high-resolution CCD spectrometer that delivers fast photometric measurement of LED luminaires with low total flux. Measurements include total luminous flux (down to 20 lm), spectrum and color parameters (CCT, CRI, TM-30-15), and flicker. Total luminous flux of colored LED light sources can be accurately measured, as well. The FG600/100LM-HR is designed for use in applications where low total luminous flux measurements are needed, such as automotive, traffic lighting, life sciences, and medical.