Patent ID: 9404962
Filing Date: 2016-08-02
CPC Classification: G01J,G01R

Claim Text:
1. An apparatus measuring the optoelectronic characteristics of a light emitting diode, comprising: a container comprising a light input port and a light output port; measurement module connected to the light output port of the container; a sample holder under the container for holding a light-emitting diode under test, wherein a surface of the sample holder reflects more than 50% of the luminous flux generated by the light emitting diode under test; and a light gathering unit between the container and the sample holder, wherein an interior wall of the light gathering unit reflects more than 50% of the luminous flux generated by the light-emitting diode under test, and the light gathering unit has a width greater than a width of the light input port of the container, and wherein the light gathering unit completely covers the sample holder during the measurement.