![External Quantum Efficiency Measurement System for Light Emitting Devices](/sites/default/files/styles/large/public/2024-02/FHN%20LED%20EQE%20System.jpg?itok=QXCHkPE3)
Setup enables quantitative brightness, emission spectrum and chromaticity measurements) of light emitting devices with areas 2mm2
Specifications/Capabilities/Extras
- Luminous flux range: 0.0013-0.12 lm with emission area of 2mm2
- I-V-L measurement using integrated sphere.
Absolute photoluminescence measurements 200-950 nm (Hamamatsu spectrometer)
- Light distribution as a function of emission angle (min resolution 0.1°): 0-80o -80..+80o
![Ilia N Ivanov](/sites/default/files/styles/staff_profile_image_style/public/2015-P07694.jpg?h=738be4a5&itok=R8_Ew-HD)