IP appliance class: What do the numbers mean?
How well are your lamps protected against dust, water and contact? The IP rating provides clear answers. We explain what the numbers mean and which appliance class you need.
Stimulating vs. soothing lighting: Which type of light makes you feel tired?
Natural light affects our circadian rhythm, but even with artificial light, color temperature and light color make all the difference. Find tips here for lighting that won't make you tired!
Dusk-to-Dawn sensors: the benefits they offer
With a Dusk-to-Dawn sensor or twilight sensor, lamps come on as soon as the ambient light level falls below a set threshold.
Transformers: Structure and Function
Find out how transformers work, what types are available, and what you need to bear in mind when it comes to LED bulbs, Dimmable transformers and voltage conversion.
LED degradation – why LED bulbs dim
Light output & brightness of LEDs: Why do LEDs dim? How is light output measured? How long do LEDs remain bright?
Night Vision and Day Vision - the Differences
The transition from daytime to night-time vision is a real challenge for our eyes, and this is exactly where the right lighting can make all the difference. Find out how warm white, Dimmable and cleverly positioned light sources can ease the strain on your eyes!
Spectral Colours: The Visible Colour Impression
What are spectral colours? How are spectral colours created? How does the decomposition of light work?
RGB colour spaces: Different shades of colour
We explain how RGB colour spaces help to make use of the countless colours and create many nuances from a few basic colours.
Troffer Lights - What are They and What are the Advantages of Grid Lighting?
What exactly are troffer lights, where are they used and why are they so popular in public facilities?
Lighting Designs From the Past to the Present: a Brief History of Style
The main trends in light design at a glance: Get to know & understand the most important terms from the history of lamp design.
Light-emitting Diode: Structure and Function
How does a light-emitting diode work? The most important information on structure, function and applications can be found here!
Lumen: A Unit for Luminous Flux
What does lumen actually mean? Find out here how you can estimate the brightness of lights based on their lumen rating & how many lumens you need.