[Tig] patented color
Fri Aug 23 12:08:40 BST 2002
That's interesting !
Did you do that WF monitor matching under always the same condition of
light or you went trough different lighting scenarios and matched the "best
I believe that the pigment combination you use may react differently to
different spectra in the illuminating sources and different ligthing
That said i have pulled many many keys out of whatever blue was available
at the closest hardware store and always succeded if lit correctly without
too much noticeable added difficulty than when using rosco / ultimatte blue
At 10.49 20/08/2002 +1000, Ian Richardson wrote:
>Mike Parsons wrote:
> > Chroma key blue may be protected by Ultimatte corp. not sure though.
> > Mike Parsons
>I believe that Ultimatte did supply 'their' blue to the industry however
>I was never aware of any 'patients'. We used their blue sample 'swatch'
>[Back in the alalogue days] and had the local [Australia] scenery paint
>supplier 'match' that sample using a camera and vector/WF mons. We achieved
>a perfect vector/luma match with the ultimatte sample. We then 'named' the new
>paint as '[Company XXXXX] Blue' for ease of ordering. This became the paints
>generic name for some time, as clients would ask us what sort of paint
>use for ultimatte. Even though the 'color' matched perfectly I am sure the
>we used to arrive at the target would not have been the same as the original
>sample supposedly owned by ultimatte. We did a Company XXXX Green too.
>I guess my point is a color can be arrived at by many means and I would
>that the 'color' itself can be 'patented' only the mix of pigments to
>Most would be aware that there are a number of color matching industry
>i.e. Trumatch, Focotone and Pantone. Pantone inc. being the most widely
>the world. These basically specify a four color process for reflective color
>[CMYK] I would suspect that the Kodak, Fuji, Coca-Cola etc. would more
>specify 'their' color as a Pantone reference number.
>Interestingly Pantone have also interpreted its colors in RGB [emitted light]
>values for simulation on a computer monitor. unfortunately due to the
>of worldwide color phosphor standards betwixt the computing industry, Europe
>TV [EBU] and the US TV etc. etc. this, although, a valiant attempt, is a
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>Send such submissions to rob at tig.alegria.com.
>...and beware any posts to this mailinglist that appear
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Sebastian Sylwan sebastian at vrmmp.it
Direttore Tecnologico - Chief Technology Officer Tel. +390112271211
Virtual Reality & Multi Media Park S.p.A. http://www.vrmmp.it
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