The pros and cons of LEDs for backlighting LCD screens
In the July 12th edition of the Wall Street Journal, Walter Mossberg reviewed two new laptop computers, the Dell M1330 and the Toshiba Portege R500. In describing the R500 he said:
"The screen is lit by LEDs instead of by traditional lamps. That makes for more brightness and saves power."
Raise your hand if you are familiar with the use of LEDs as a light source in laptop computers.
I don't see many hands. Mine isn't raised either.
They seem to be getting popular, just last month Apple started selling their first laptop computer with LED backlighting. … Read more