[argyllcms] Re: dispcal VDT DE 2K measurement discrepancy

  • From: Graeme Gill <graeme@xxxxxxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Tue, 16 Dec 2014 09:44:57 +1100

Vallo Kallaste wrote:

Hi,

> I noticed that dispcal VDT DE 2K measurements are always off by small amount.
> By the measurements I mean those in the interactive display adjustment menu:

I'm not sure what you mean.

> 5) Check all
>   Current white = x 0.3263, y 0.3431, VDT 5750K DE 2K  0.8

> 2) White point (Color temperature, R,G,B, Gain/Contrast)

> / Current Br 105.84, x 0.3263+, y 0.3421-  VDT 5770K DE 2K  0.1  R=  G=  B=  q

It's not unexpected that they have different DE's because the white point has 
changed
between the measurements - i.e. y .3431 vs. .3421.

Graeme Gill.

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