- 注册时间
 - 2025-8-14
 - 最后登录
 - 2025-10-31
 - 阅读权限
 - 30
 - 积分
 - 377
 - 精华
 - 0
 - 帖子
 - 93
  
 
 
 
   
 | 
| 
LED light bulbs or lamps make the most of light-emitting diodes so as to provide light. LED is a "solid-state" expertise, which signifies that the supplies used to generate the light are encased inside a strong materials. Practically, this interprets into a lamp with a rated life much longer than those utilizing non-strong-state know-how (resembling incandescent, halogen, and fluorescent). Strong-state lighting can be a lot less prone to failure as a result of shock or vibration. Where did they come from? Normal EcoLight LED know-how has existed for over forty years. The primary visible-spectrum gentle-emitting-diode was invented in 1962 by Nick Holonyak, Jr., who was working as a consulting scientist for Basic Electric on the time. Nonetheless, several elements saved the technology from advancing into practical lighting usage. Price was a serious subject, the first LEDs value over $200 per diode to provide. Another limiting issue was color, until the 70’s the only coloration that may very well be produced by an LED was crimson. |   
 
  
 |