[argyllcms] Re: Tests with DTP92 on video-projector

On Jeudi 06 Avril 2006 12:32, Graeme Gill wrote:

> > What are the maximum XYZ values a colorimeter can return ?
>
> The DTP is rated up to 500cd/m^2 (that's the Y value).

L value in Lab space also give luminance, so L=100 means 500cd/m2 ?

> > Good idea. I will try to do that. The 'neutral' diffuser could be the
> > hard point...
>
> I was thinking some tracing paper or something similar would do
> for a start. Some white translucent acrylic sheet is what's generally
> used for such purpose.

Someone suggested to use a lens, and blur it with glass paper. This way, 
focusing and diffuser could be the same stuff...

-- 
   Frédéric

   http://www.gbiloba.org

Other related posts: