Re: Luminance nomenclature, STILL wanting to see constant L*
Re: Luminance nomenclature, STILL wanting to see constant L*
- Subject: Re: Luminance nomenclature, STILL wanting to see constant L*
- From: Roger Breton <email@hidden>
- Date: Sat, 04 Nov 2006 06:18:40 -0400
>> "Luminance" apparently means different things in different contexts.
>
> Just because people use the term incorrectly in different contexts does not
> make those uses correct. (Dare I mention the term "metamerism"?) Luminance
> has a specific meaning whether or not people understand it and apply it
> correctly.
>
> Ken Fleisher
Luminance is defined by the CIE. So it can only mean one and only one thing
to everybody. I believe it is the integration of the area under the curve
for the visibility function, V-lambda. It is reported in candelas per
squatre meter.
Roger Breton | Laval, Canada | email@hidden
http://pages.infinit.net/graxx
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