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- From: csa09@seq1.keele.ac.uk (Paul Singleton)
- Newsgroups: alt.folklore.science
- Subject: Re: Perceiving "Neon/Florescent" Colors
- Message-ID: <BzoC1D.It7@gabriel.keele.ac.uk>
- Date: 22 Dec 92 18:44:01 GMT
- References: <28843@oasys.dt.navy.mil>
- Sender: news@gabriel.keele.ac.uk (UseNet News Service)
- Organization: Keele University, England
- Lines: 18
- Nntp-Posting-Host: seq1.cc.keele.ac.uk
-
- From article <28843@oasys.dt.navy.mil>, by wrd@oasys.dt.navy.mil (Wm. Race Dowling):
- > In article <1h5ehoINN707@cronkite.Central.Sun.COM> pstryjew@colsun.Central.Sun.COM writes:
-
- > >How does the human eye perceive "Neon/Florescent" color (i.e. hot pink, blaze
- > >orange, the Crayola Florescent Crayons)?
- > >
- > >I assume it has something to do with absorption of UV light, but where in the
- > >spectrum do they reside? Are they hiding in the "visible" spectrum? How are
- > >the dyes made, I can't make them with additive mixing of the three primaries.
-
- There is nothing unusual in the way the eye perceives these colours. The
- colours can be made by mixing red, green and blue light, but apparently
- not by selective absorbtion of white light by dyes on paper. Not sure why.
- ----
- __ __ Paul Singleton (Mr) JANET: paul@uk.ac.keele.cs
- |__) (__ Computer Science Dept. other: paul@cs.keele.ac.uk
- | . __). Keele University, Newcastle, tel: +44 (0)782 621111 x7355
- Staffs ST5 5BG, ENGLAND fax: +44 (0)782 713082
-