Optical characteristic evaluation systems for luminescence device.

Molecular orientation characteristic measurement system

Molecular orientation characteristic measurement system

To develop high-efficiency OLED devices, the improvement of light extraction efficiency is recognized as the important parameter, and researchers have been aware of the importance to control and to evaluate the molecular orientation of OLED devices.

Molecular orientation characteristic measurement system: C14234-11  NEW

    • OLED device evaluation

    Automatically measure the angle dependence of P-polarized light of fluorescence spectra.

    Light distribution measurement systems

    Brightness light distribution characteristics measurement system

    Brightness, emission spectrum and chromaticity of light emitting devices are measured in relation to the detection angle.

    Light distribution measurement systems: C9920-11

      • EL method

      Brightness light distribution characteristics measurement system utilizing rotating stage.

      Absolute PL quantum yield spectrometer

      Abolute PL quantum yields measurement system

      Absolute quantum yield spectrometer for luminescence material using photoluminescence method. Not only thin materials but also liquid solution and powder can be analyzed.

      Absolute PL quantum yield spectrometer: C9920-02

        Absolute quantum yield spectrometer with detection range from 300 nm to 950 nm and bandwidth less than 10 nm FWHM (manual control of excitation wavelength).

        Absolute PL quantum yield spectrometer: C9920-02G

          • Automatic control of excitation wavelength

          Absolute quantum yield spectrometer with detection range from 300 nm to 950 nm and bandwidth from 2 nm to 5 nm FWHM (automatic control of excitation wavelength).

          Absolute PL quantum yield spectrometer: C9920-03

            Absolute quantum yield spectrometer with detection range from 400 nm to 1100 nm and bandwidth less than 10 nm FWHM (manual control of excitation wavelength).

            Absolute PL quantum yield spectrometer: C9920-03G

              • Automatic control of excitation wavelength

              Absolute quantum yield spectrometer with detection range from 400 nm to 1100 nm and bandwidth from 2 nm to 5 nm FWHM (automatic control of excitation wavelength).

              External quantum efficiency measurement systems

              External quantum efficiency measurement system

              High precision external quantum efficiency measurement system using an integrating sphere. It realizes high precision measurement independent from target luminescence angle characteristic.

              External quantum efficiency measurement system: C9920-12

                • Use of an integration sphere

                External quantum efficiency (EQE) measurement system utilizing the method of counting photons from devices excited by electric current or voltage.

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