Appliance (2011/01/23)
Index
LED’s Performance
Published:2011/1/23 21:24:00 Author:Amy
It was milestone when LED light output reached 100 lumens per watt, but this record has been break again and again. In fact, some manufacturers declared that they had achieved 200lm per watt in lab. It's apparently that as far as light efficiency concerned, LED has already surpassed incandescent bulb (the light output of standard 60W incandescent bulb is 15lm per watt). In other word, it is the ratio of light ou... (View)
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