DEC colours

From: Fred Cisin <>
Date: Fri Nov 19 16:09:55 2004

On Fri, 19 Nov 2004, John Allain wrote:
> Guess I'm just partial to what NASA does. Throw down a few reference
> colors next to the thing, take a color photograph, and postprocess the
> reference colors to what they should be. Although now I see that that is
> like the problem of describing right and left to an alien. Where do you
> get the reference colors in the first place?


18% ND gray card, (readily available from any TECHNICAL photo supply)

and you can use the color references in the Kodak
pocket dataguide (almost certainly discontinued?)

> Guess one of us has to find
> a vendor for the three swatches to mail to requesting parties.
Received on Fri Nov 19 2004 - 16:09:55 GMT

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