[geeks] Is this true?  (long life LCD monitors)
    Geoffrey S. Mendelson 
    gsm at mendelson.com
       
    Sat Apr 15 13:49:41 CDT 2006
    
    
  
On Sat, Apr 15, 2006 at 06:38:45PM +0000, wa2egp at att.net wrote:
>  -------------- Original message ----------------------
> From: Patrick Giagnocavo <patrick at zill.net>
> > "Over this next year most LCD monitor manufacturers are replacing the
> > flourescent tube back lighting with white LEDs.  Their expected life is
> > roughly 100 years."
> 
> I imagine that the reason for the changeover is not lifetime but LEDs
> would be cheaper than the CCFT with the associated circuitry.
Actually, it's cheaper to forget about LCD's entirely and use OLED
(organic LED) displays. 
OLEDs are "active", last about 3-5,000 hours and are made with a device
similar to an ink jet printer. 
In a few years, you will see "disposable" OLED TV screens. In 10 years you
will see movie theaters with OLED screens. Once a year they will need to be
replaced which will cost far less than a year's worth of projection bulbs.
Geoff.
-- 
Geoffrey S. Mendelson, Jerusalem, Israel gsm at mendelson.com  N3OWJ/4X1GM
IL Voice: (07)-7424-1667  IL Fax: 972-2-648-1443 U.S. Voice: 1-215-821-1838 
Visit my 'blog at http://geoffstechno.livejournal.com/
    
    
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