Particularly, it is highly topical again: the dark season due, again lie every day some messages ab

Lumen (lm abbreviated) is the unit for the luminous flux of a light source. mermerni radijatori The name derives from the Latin word for "light, light" from. This technical factor indicates how much luminous flux from a light source in all directions in the visible for the human eye is broadcast. The size than the light output of a lamp is often referred Simplified. When buying bulbs, it was still useful to compare the watt number: A light bulb with a 40 watt, for example, had about 400 lumens. However, since the conventional light bulbs have been largely replaced by other, more efficient bulbs and bring out the various bulbs different amounts of lumens from a watt, the classification of light sources according to the watt number is no longer meaningful. Rather, two pieces of information when buying a light bulb are now important: watts and lumens. While the lumen specification makes statements about the brightness of the lamp, is the specified wattage to the energy consumption of the lighting means. The light output of a lamp is therefore given in lumens per watt.
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We take light in our everyday life usually mermerni radijatori simple as diffuse luminance perception or - if bundled it occurs mermerni radijatori - as a beam of light that forms a straight line. Physically, light is an electromagnetic wave, however, and must not be straight. Read more ... Action Week "intrusion protection"
Particularly, it is highly topical again: the dark season due, again lie every day some messages about break-ins with the police on the table. Under cover of darkness people are deprived of their belongings. Some people is not ... read more What is ... Lumens?
Lumen (lm abbreviated) is the unit for the luminous flux of a light source. mermerni radijatori The name derives from the Latin word for "light, light" from. This technical factor indicates how much luminous flux of a light source in all directions for the ... read more light against the winter blues
Some people suggests the dark season literally on the mood. You are depressed and listless, be melancholic or even sad and pull multiplies back into itself. Who reacts very strongly to the darkness in the fall and winter mermerni radijatori months, ... Read more Osram illuminates mermerni radijatori the Sistine Chapel
The Sistine Chapel is one of the most magnificent chapels in the Vatican city and also houses one of the most famous paintings in the world. In the vaults are now more than 500 years old fresco "The Last Judgment" by Michelangelo. In order to protect the ... read more
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