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Lamps and lanterns of choose and buy of common sense: LED lights are not as bright as possible - (AddTime - 2013-03-21)

Seen in the market of lamps and lanterns, a 4 watts of philips MASTER LED ball bubble at 60 yuan, only 10 yuan and some unknown brand, and even a LED lamp price as low as 5 yuan a. Prices have been scratching their heads.

Because there was no authentication marks about the quality of the 200W led Flood light , experts recommend that try to choose the brand products. Philips, osram, foreign and domestic brands such as the swan goose can do better. Big brand for brand benefit, not for profits but damage the brand image.

General users buy lamp only see brightness, industry experts said the LED lamp is not as bright as possible. Can have logo "lamp color temperature, color temperature is higher, the higher photosynthetic efficiency, looks brighter. In fact, low color temperature looks more comfortable, the cost is also higher." The personage inside course of study, explains in the morning and evening sunlight at 3000 k ~ 3000 k color temperature, and soft, increased to 4000 k ~ 4500 k, at noon and incandescent and fluorescent color temperature around 6200 k.

, general household 200W led Flood light for 3 ~ 7 watts, the domestic light source (LED particles only) price in 2 ~ 3 yuan /, therefore 4 watt bulb price in 20 ~ 50 yuan, if less than 20 yuan, the quality problems. And subsequent maintenance is also a problem of 200W led Flood light , this obviously more trustworthy brand enterprises.