[Boatanchors] CFLs

[J. Forster]

Hg lamps have whopping great peaks in the green and near UV. In CFLs, it
they are many times larger than the continuous radiation.

-John

==============


> I had a roommate in college that majored in specifically that area - color
> science.  Auto Manufacturers know this problem very well and they spend
> big
> $$ to try and make sure that the color -coordination of a car looks good
> under all lighting.
>
> My wife had her car hood repainted.  In sunlight,  it matched exactly,
> Under Mercury vapor lights the red turned purple. Quite surprising the
> first
> time we saw it.
>
> Walt
>
> -----Original Message-----
> From: boatanchors-bounces at mailman.qth.net
> [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of J. Forster
> Sent: Friday, December 31, 2010 4:12 PM
> To: sdaitch at kuw.ibb.gov
> Cc: Jack Taylor; boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] CFLs
>
> Years ago, I was trying to match ivory floor and wall tile and fixtures
> for
> my bathroom redo. I could get a perfect match in sunlight, but the same
> tiles looked completely different under any of the roughly 20 fluorescents
> I
> tried. I doubt things have improved. Now I know why most bathrooms are
> white.
>
> Google for the spectra of CFLs. They are all over the place.
>
> -John
>
>
> ______________________________________________________________
> Boatanchors mailing list
> Home: http://mailman.qth.net/mailman/listinfo/boatanchors
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Boatanchors at mailman.qth.net
>
> List Administrator: Duane Fischer, W8DBF
> ** For Assistance: dfischer at usol.com **
>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
>