POV-Ray : Newsgroups : povray.off-topic : Spectral locus : Re: Spectral locus Server Time
1 Jul 2024 01:45:04 EDT (-0400)
  Re: Spectral locus  
From: Mike Horvath
Date: 17 Mar 2017 16:45:13
Message: <58cc4ad9$1@news.povray.org>
On 3/17/2017 1:07 PM, clipka wrote:
> As for whether the word "gamut" would be appropriate to describe "the
> visible spectrum", I have a hunch that you may not actually mean "the
> visible spectrum" but a related yet different concept.

This makes sense, thanks.

>
> "The visible spectrum" is not a set of colours, but rather a range of
> wavelengths of electromagnetic radiation.
>
> Even "a spectrum" (in the sense of power as a /function/ of wavelength)
> is not a colour (in the sense used in conjunction with the term "gamut",
> i.e. a particular visual stimulus), but rather /corresponds to/ a
> colour, with multiple spectra corresponding to the same colour (metamerism).
>

Good to know, thanks.


Mike


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.