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PLM – Pupil Lumens

Written by SEGULA GmbH. Posted in Basics about LED, General information, Light and environment.

Pupil Lumens, PLM, lumen, unit light, unit light, measure, perception, eye, vision, photoepic vision, scotopic vision, retina, cones and rods, day vision, night vision

THE NEW UNIT AND ITS MEANING How do you compare different light sources? This is not so easy, because the human eye already perceives light...

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LIGHT POLLUTION

Written by SEGULA GmbH. Posted in General information, Light and environment.

Light pollution, light smog, lighting, metropolitan areas, light and the environment,LED and the environment, night sky, city lighting, city night sky, effects of light smog, effects of light pollution, flora and fauna light, light in the garden, starry sky at night, view at night, stars

IMPACTS OF LIGHT SMOG ON HUMAN BEINGS AND NATURE Light pollution or light smog is the general illumination or brightening of the night sky....

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