On ProPhotoRGB
On ProPhotoRGB
- Subject: On ProPhotoRGB
- From: Andrew Rodney <email@hidden>
- Date: Sun, 26 Feb 2006 06:19:14 -0700
- Thread-topic: On ProPhotoRGB
On 2/25/06 9:10 PM, "Marco Ugolini" wrote:
> Could anyone please explain:
In the Adobe forum, Bruce Fraser posted about the clearest explanation you
could ask for about the reasons why such large spaces are needed:
http://www.adobeforums.com/cgi-bin/webx?email@hidden@.3bbabc37
You'll need to register to read it. Read all the posts but especially #11
sums it up wonderfully.
> On 2/26/06 3:20 AM, "email@hidden" wrote:
>
>> Draw a circle on a piece of paper, then draw a triangle that encompasses
>> every
>> single point along that circle's radius within its perimeter. You'll notice
>> that in order to bring the entire circle into bounds, you have to push the
>> triangle's verticies out beyond the circle's edge. The same thing happens
>> when
>> you try to define a color space with only three primaries on the CIE diagram
Well said, nice analogy.
Andrew Rodney
http://www.digitaldog.net/
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