Digital BW, The Print

No question true white LED light is not available now.  Wikipedia has the
best summary that I've seen on the progress toward that goal.  See
http://en.wikipedia.org/wiki/LED   

 

Paul

www.PaulRoark.com <http://www.paulroark.com/>  

 

 

  _____  

From: DigitalBlackandWhiteThePrint@yahoogroups.com
[mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of
CDTobie@...
Sent: Monday, January 29, 2007 8:02 AM
To: DigitalBlackandWhiteThePrint@yahoogroups.com
Subject: Re: [Digital BW] Light source for evaluating prints?

 


In a message dated 1/29/07 10:59:31 AM, paul.roark@verizon.
<mailto:paul.roark%40verizon.net> net writes:

> Does anyone know how far off the white (balanced) LED lights are?
> 
> Frankly, I don't want to invest much in lighting with today's hot lights
if
> we're close to an efficient lighting technology.
> 
I can't go into detail on this, but keep in mind that LEDs are almost 
laserlike in their ability to emit at only one wavelength. So "white" LEDs
are not 
simply LEDs, or they would not resemble white, they would be blue...

C. David Tobie
Product Technology Manager
ColorVision Business Unit
Datacolor Inc.
CDTobie@colorvision <mailto:CDTobie%40colorvision.com> .com
www.colorvision.com

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