Online Calculators

Recessed spotlights and ceiling spots can be used to create beautifully uniform lighting. But unlike a

The illuminance calculation is an important basis for indoor lighting design. With the following online calculator,

Every lamp has a certain energy consumption during operation. It doesn’t matter whether you use a

On luminaires, lamps and lighting systems, you will sometimes find lux values or watt specifications. But

How to calculate the lumen value for individual rooms? Since the introduction of LED technology, the

For some light bulbs and illuminants, there are both candela and lumen values indicated on the

Illuminance in lux plays a major role in the planning of lighting installations. The brightness of

For operation of 12V LED lamps and spotlights on the mains a power supply or transformer

The beam angle of LED luminaires and illuminants determines how large the light cone appears in

You can read about the good economy and efficiency of LED lights in many places. But

The conversion between lumens and watts is important if you want to replace your old light

Today modern LED lighting is also available for your aquarium. Without any light, photosynthesis and the