Realization of Microlens Array on Flat Encapsulant Layer for Enhancing Light Efficiency of COB-LEDs
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DOI: 10.1109/lpt.2020.3022794
Abstract: The conventional chip-on-board light-emitting diodes (COB-LEDs) with flat encapsulant layer present low light efficiency due to the total internal reflection (TIR) happens at the encapsulant-air interface. In this study, microlens array was realized on the… read more here.
Keywords: encapsulant layer; geometry; flat encapsulant; microlens array ... See more keywords