Re: Optical Brighters while using UV Filter
Re: Optical Brighters while using UV Filter
- Subject: Re: Optical Brighters while using UV Filter
- From: email@hidden
- Date: Fri, 23 Jul 2004 09:46:09 EDT
In a message dated 7/23/04 1:17:57 AM, email@hidden writes:
>
By using an instrument that does have some UV in its illuminant, and taking
>
spectral
>
reflectance readings, then you are at least giving the measurement software
>
the
>
chance to account properly for the UV response in your actual viewing
>
conditions
>
(and actual viewing condition often will have some UV component in them).
>
Not all measurement/profiling software can do this, and not all do it well,
>
I would suggest that its not possible to do it at all without a double gated
spectro; unless you know what wavelength in caused what wavelength out, then
you are left with quite simplistic assumptions about any UV fluorescence, or
any other fluorescence...
C. David Tobie
Product Technology Manager
ColorVision Inc.
email@hidden
www.colorvision.com
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