Optics: What is a light distribution curve?

Nov 13, 2020

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The light distribution curve is a curve that expresses the spatial luminosity distribution of a light source or a lamp. It can record the luminous flux, the number of light sources, and the power of the lamp. We use the light distribution curve to understand the spatial luminosity distribution of light sources or lamps.

We can imagine placing a lamp or light source at the center of a space sphere, and then measuring the light intensity value on a section through the center of the sphere to obtain the light distribution curve.

Of course, if you want to understand better the distribution of light emitted by light sources or lamps in space, you can measure light intensity data from multiple spatial angles.


Why do we need light distribution?

When the light source emits light, the direction of the light is in all directions. If people want to use the light source to achieve the required lighting, they need a specific structure to control the light and readjust the spatial distribution of the light, so that the distribution of the light in the space reaches the required condition. This control is the light distribution.


ZGSM offers professional light distribution to every model of lights we sell. You can consult us to get the best lighting effect for your area.



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