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A LED Lignt-Intensity Meter
Pages: 313-318
Year: Issue:  4
Journal: Optoelectronic Technology

Keyword:  photopievision spectral responsephoto-voltagelinear amplificationnormal light intensity;
Abstract: According to the light spectrum of LED,LEDs can be divided into ultravio-let,visible and infrared LEDs.‘Light Intensity’ is an important parameter of the visible LED.In this paper,the principles and fabricating techniques of the LED lignt-intensity me-ter as well as the measuring method for the light-intensity are given.The measurement da-ta of φ6 and smaller visible LED and their errors analysis are also presented.
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