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- Path: sparky!uunet!dtix!oasys!wrd
- From: wrd@oasys.dt.navy.mil (Wm. Race Dowling)
- Newsgroups: alt.folklore.science
- Subject: Re: Perceiving "Neon/Florescent" Colors
- Message-ID: <28843@oasys.dt.navy.mil>
- Date: 22 Dec 92 04:13:54 GMT
- References: <1h5ehoINN707@cronkite.Central.Sun.COM>
- Organization: Carderock Division, Naval Surface Warfare Center
- Lines: 15
- X-Organization: (formerly David Taylor Research Center)
-
- 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.
- ->
-
- I believe they are made by mixing normal dyes with a fluorescing substance
- such as phosphorous. Thus it appears that it reflects more light than is
- incident on it (actually, it's just convering invisible radiation to light).
-
- -- Race Dowling
-