Remote fluorescent powder performance test device and test method
A remote phosphor and testing device technology, applied in the field of phosphor, can solve the problems that affect the accuracy of phosphor testing, do not consider the influence of phosphor film light transmission, and cannot truly reflect the characteristics of remote phosphor, etc.
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[0025] The invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0026] see figure 1 , The embodiment of the remote phosphor performance testing device is provided with an integrating sphere 1, a cosine collector 2, a blue LED light source 3, a reflective cup 4, a phosphor sheet / silica gel sheet 5, a TEC temperature control fixture 6, a constant current source 7, and a spectrometer 8 , a computer 9 and a base 10; the integrating sphere 1 is fixed on the base 10, the integrating sphere 1 is provided with a light entrance and a light exit, and the cosine collector 2 is connected to the spectrometer 8 by an optical fiber at the light exit for collecting incident light, The output terminal of the spectrometer 8 is connected to the computer 9 for spectrum acquisition and data analysis; the blue LED light source 3 is connected to the constant current source 7, and is fixed on the TEC temperature control fixture 6 as an excitatio...
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