Absolute PL Quantum Yield Measurement System measure the luminescence quantum yield for organic LED materials and fluorescent materials using a photoluminescence method.
Brightness Light Distribution Characteristics Measurement System is a system that measures the emission brightness, spectrum and the emission angle distribution for light emitting device by electro-luminescence (EL) method.
External Quantum Efficiency Measurement System is a system for measuring the external quantum efficiency of a light emitting device such as organic/inorganic LED and LED by electro-luminescence(EL) method.