The full text of the seven bluffs of white LEDs :
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Author: Xia Junfeng
Fudge one: LED is a cold light source, no heat.
Fudge 2: LED life is 100,000 hours.
Fudge three: 150W LED street light can replace 400W high pressure sodium lamp.
Fudge four: 20W LED fluorescent lamp can replace 40w energy saving lamp.
Fudge Five: Compare the perceived brightness difference between yellow and white light with the visual characteristics of the human eye.
Fudge six: LED has no lamp and is called a downlight.
Flicker Seven: The traditional light source has four sides of illumination, at least half of the upward light energy is not used, and there is side unavailable light, and the LED is one-way illumination, so the light flux of half of the traditional light source can be used instead of the traditional light source. .
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