RE: Epson Stylus Pro 9600 Extrachrome
RE: Epson Stylus Pro 9600 Extrachrome
- Subject: RE: Epson Stylus Pro 9600 Extrachrome
- From: Steve Upton <email@hidden>
- Date: Wed, 17 Nov 2004 12:41:12 -0800
At 11:18 AM -0500 11/17/04, Mike Eddington wrote:
>
>I haven't noticed this with Ultrachrome pigmented inks. Would this be
>due to UV?
>
>http://www.antelligent.com/pages/profiles/metamerism.htm
>
>"Pigmented inks (such as used in Epson's 2000P, 7500, and 9500 series
>printers(1)) may actually fluoresce under ultraviolet light, such as
>sunlight. This tends to produce a green cast in sunlight, when the print
>looks perfectly normal under incandescent light. 1)Epson has greatly
>reduced the metamerism issue with their new Ultrachrome inks."
I'm not sure I agree with this statement. While it's true that some inks may fluoresce, the described problem above is typically NOT fluorescence but rather metamerism or metamerism-like problems.
Confusing / combining discussions of fluorescence and metamerism just muddies the waters...
Regards,
Steve
________________________________________________________________________
o Steve Upton CHROMiX www.chromix.com
o (hueman) 866.CHROMiX
o email@hidden 206.985.6837
o ColorGear ColorThink ColorValet ColorSmarts ProfileCentral
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