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LED Fixtures and the Color Rendering Index (CRI)

LED Fixtures and the Color Rendering Index (CRI) The Color Rendering Index (CRI) is a numeric scale established by the International Commission on Illumination (CIE). The CIE has established procedures and standards to evaluate how well an artificial white light source produces quality light when it is illuminating an object compared to under natural sunlight.…

The Difference Between Direct and Indirect Light

Defining and Understanding Direct and Indirect Light

Defining and Understanding Direct and Indirect Light Let us first define these two types of luminaires by their distribution and then discuss each type’s pros and cons. Direct Lighting Direct lighting luminaires are the category of luminaires where the illumination distribution is in a specific direction. Direct lighting distribution provides higher illumination to task areas…