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Light & Color

The measures of light — lumens and lux, watts and efficacy, color temperature and the color rendering index, and dimming and control.

Color temperature

Color temperature

Lumen (unit)

Lumen (unit)

Color rendering index

Color rendering index

Visible spectrum

Visible spectrum

Illuminance

Lux

Lux

Candela

Photometry (optics)

Photometry (optics)

Dimmer

Dimmer

Light

Color

Color

Kelvin

Watt

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