When you buy lighting products one of the choices to be made is between warm or cold light. What do they differ? We see all the differences and usages best respectively for hot and warm light led light led.
The colour temperature
The colours of light are given by the change of color temperature. The color temperature is the temperature a black body radiation emitted by the light of a certain frequency. The light spectrum, in the world of led lighting, it is very manageable, in fact has no IR and UV, but only the famous light bands you want. For this led technology is very safe.
Warm light LED
The warm light is a light that emits a red/orange/yellow color gradation, and depends on whether the degrees Kelvin, found near zero or at 3500° K. The real warm light is 3000° k. The warm light, in any case, falls within a range of between 2700 K and 3800 K.
Cold light LED
Cold light is a light a bit more detail according to carswers, and glows that tends mostly to white and blue. In fact, it is precisely the shades of blue, bluish hues that give the detail of cold light, recalling, almost, the coldness of the ice. Cold light is between 3600 K and 6500 K.
Hot or cold light led: which to choose?
Usually, the warm light is used to illuminate interiors, such as homes, offices, the cool light more than anything to illuminate public and commercial buildings, large spaces.
The difference in choices first is personal taste.
In addition, the warm light, manages to convey positive and feelings of comfort, which can be for example in a country-style kitchen, a living room furnished with wood and have a classic feel.
The cool light, characteristic for large public and commercial lighting, like large hypermarkets, shopping malls, parks, sports fields. Cold light, stirs emotions full of activities. For this, commercial spaces is always preferable to a sharp light, able to bring out the details of the products sold. Oftentimes, even the clothes are more brilliant and charming to the eye of the customer. The colors are more vivid. For these reasons, the choice of light is crucial. Welcoming environments that evoke feelings of family, relaxing and confidential, in the majority, are illuminated by warm light. Environments that can inspire, make loads of adrenaline, and evoke feelings related to the work and mental alertness.
In short, the choice of the light comes from a variety of factors, but personal taste is irrelevant.
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