What is the difference between cold light and warm light
The main difference is that the color temperature is different, generally speaking, the warm light of the light will be on the red side, giving a warm feeling, suitable for indoor decoration; and the cold light is on the blue side, will not be hot during operation, often used for warning lights, backlighting of the labeling panel, light advertising, staircase corridors and so on.
What are the tips for buying lights
1, look at the packaging brand
The market bulb varieties are also more, consumers in the choice, must choose the quality of qualified products only, in order to protect the quality of the product, it is best to go to the choice of a little bit more well-known products, such as Opal, Leishi, Sanxiong Aurora and so on.
2, look at the bulb performance
In the purchase of bulbs, but also to detect the use of bulbs, for example, there are some businesses have that regulator, then it is possible to adjust it to 150W gear, and then the light is on, it is necessary to pay attention to whether the human body is not in the induction of the case, so that the start-up time will be short.
3, look at the state of work
After the test, it is necessary to look at the temperature of the bulb, generally speaking, the lower its temperature, which means that the quality of this bulb is better, but also note that after the bulb test, there is no black line, generally speaking, the shorter the black line, the better.
4, look at the interference
Electromagnetic compatibility can be said to be the equipment in each electrical appliance, are to pass the test a kind of, to know that this test will be more complicated, so in the selection of lamps, be sure to look at whether there is no sign through the test can be.
Summary: the difference between cold light and warm light what is related to the content is introduced to this, it can be said that the difference between them is actually in the color temperature, warm light will be partial red some, cold light will be partial blue light a little. If you want to know more information, welcome to pay attention to Qijia.com.