Re: Any use for the D65 filter on the Spectrolino?
Re: Any use for the D65 filter on the Spectrolino?
- Subject: Re: Any use for the D65 filter on the Spectrolino?
- From: Roger Breton <email@hidden>
- Date: Thu, 07 Apr 2005 20:14:44 -0400
> The D65 filter shapes the spectrum of the tungsten halogen illumination
> in the SpectroScan to be close to the D65 spectrum. This increases the
> amount of blue in illumination. This will improve the signal to noise
> ratio in the green/blue/violet region of the spectrum. Additionally, it
> does a better job of activating fluorescent whitening agents in the
> paper, if you are into measuring such things.
>
> I use the D65 filter on most of my measurements because it does a
> better job of simulating real world lighting than tungsten halogen.
>
> Robin Myers
Forgot to ask, is this a widespread practice in output profiling, to your
knowledge?
Roger Breton | Laval, Canada | email@hidden
http://pages.infinit.net/graxx
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