UGR data of the led light, and how to choose the led light as per the UGR data.
The light source or light emitted by the lamp is not covered in the whole space, and they all have a certain point of view, that is, the light source or the lamp can reach the range is limited, and the beam angle is the angle of the beam of the light source or the lamp, which is the angle formed by the intensity of the beam.
The color of the light source for the present level refers to the natural color of the object. Or color fidelity, often called ¡°color rendering index¡±. The international lighting commission (CIE), the sun¡¯s color rendering index is set to 100, and the provisions of the 15 test colors, R1-R5,
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