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Re: question on LED-backlit displays
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Re: question on LED-backlit displays


  • Subject: Re: question on LED-backlit displays
  • From: Chris Murphy <email@hidden>
  • Date: Mon, 18 Jun 2007 10:06:00 -0400


On Jun 18, 2007, at 8:34 AM, Andrew Rodney wrote:

On 6/18/07 5:03 AM, "email@hidden"  wrote:

3000:1 contrast using LCD and LED pairing:

Which sounds great for watching movies and for marketing but I can't output
my files to any printer that exceeds anything close to a 450:1 contrast
ratio. So is this useful?

3000:1 is probably the ideal contrast ratio if it were in a black box. But it could be totally misleading because we don't know what the conditions are for determining that contrast ratio.


But a truly bright display is useful if the retouching environment is very bright because then the black point of the display is higher due to reflection. So effective contrast is clobbered. The way around it, is to increase the brightness at the other end to get the necessary contrast ratio.


Chris Murphy Color Remedies (TM) New York, NY ---------------------------------------------------------------------- Co-author "Real World Color Management, 2nd Ed"


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 >Re: question on LED-backlit displays (From: Andrew Rodney <email@hidden>)

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