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Digital BW, The Print

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Re: [Digital BW] Light source for evaluating prints?

2007-01-29 by Dana H. Myers

Paul Roark wrote:
> 
>>... there is no gallery standard ...
> 
> Does anyone know how far off the white (balanced) LED lights are?

Wikipedia has it correct.

"White" LEDs are basically a bright blue LED with a yellow phosphor;
you basically get a sharp spike of blue and a more broadband "hump";
see http://en.wikipedia.org/wiki/Image:White_LED.png

http://en.wikipedia.org/wiki/LED_%28Light-emitting_diode%29

Dana

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