Archived posting to the Leica Users Group, 2009/08/23

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Subject: [Leica] Macbook color
From: mark at rabinergroup.com (Mark Rabiner)
Date: Mon, 24 Aug 2009 00:06:23 -0400

>>  Wonder why the color spaces are named  Color LCD
>> Instead of Color LED?!?!?
> 
> Because they are not color LEDs.
> 
> LCD stands for Liquid Crystal Display. A liquid crystal lets light 
> through, or
> not, depending on how you apply electricity to it. But there has to be 
> light
> to get through. That light, called "backlight", can come from a variety of
> sources. The new Apple laptops use white LEDs to generate the backlight.
> Earlier models used white fluorescent lights for the same purpose.
> 
> (Never mind that there is no such thing as a white LED. For the purposes of
> this discussion we can pretend that there is.)
> 
> 
> 
That's interesting I'd assumed there were red green and blue LEDs.

Is there hope for Neon?!?
:)



Mark William Rabiner





Replies: Reply from reid at mejac.palo-alto.ca.us (Brian Reid) ([Leica] Macbook color)
In reply to: Message from reid at mejac.palo-alto.ca.us (Brian Reid) ([Leica] Macbook color)