Instrument Systems stands for (spectroradiometric) light measurement solutions in premium German quality known for their speed, precision, reliability and high absolute accuracy. Our reference spectroradiometers and 2D measurement systems characterize all kind of light sources such as luminaires, displays, AR/VR devices, µLEDs, LEDs (UV to IR), and VCSELs. They are indispensable in production, quality control and R&D and worldwide in use in the industries of lighting, consumer electronics, automotive, traffic and aviation as well as in LED manufacturing.