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Re: Dynamic range and bit depth
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Re: Dynamic range and bit depth

  • Subject: Re: Dynamic range and bit depth
  • From: Phil Green <email@hidden>
  • Date: Thu, 07 Dec 2000 00:47:11 +0000
  • Organization: LCP
Lars Borg wrote:

> 1. Your typical RGB color space uses 8 bits per channel and a gamma of 2.2. It's dynamic range from digital count 1-255 is 1 : 255^2.2 or 1 : 196,967
>
> 2. Change the gamma of this color space to 1.0, and you need more than 16 bits to represent the darkest color of space #1.

That's amazing. Can you do it with money as well?
--
Phil Green
Colour Imaging Group
School of Printing and Publishing
LCP
Elephant and Castle, London SE1 6SB
Tel: +44 020 7514 6759 Fax: +44 020 7514 6772
http://twinpentium.lcp.linst.ac.uk/digitalcolor

References: 
 >RE: Dynamic range and bit depth (From: Lars Borg <email@hidden>)

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