Tag: Light Sources

PLM – Pupil Lumens

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...

BILLING THE 10 MOST COMMON LED MYTHS Since the invention of the LED, half-truths and myths have surrounded the light of the small coloured...

No matter from which light source and from which direction the light comes – we often find direct light irradiation on the eye extremely...

and what role the inner clock plays Over millions of years, the human body has become accustomed and adapted to the changing seasons and...

EXPLANATIONS OF SIGNS AND SYMBOLS Some of you may ask yourself again and again what the symbols and sometimes cryptic clues on LED packaging...

LIGHT PLANNING IN THE PRIVATE SECTOR It makes sense to develop a good lighting concept especially for your home. After all, you want to feel...

BASIC LIGHT-TECHNICAL TERMS AND THEIR MEANING Consumers often stumble over basic light-technical terms. But if you don’t know what...

What is the CRI – and what does it tell about LED lamps? DEFINITION CRI – the Color Rendering Index is the measure of the color...