[TheForge] Spectroscope <== Sent by mistake, Sorry

Thu Apr 24 07:21:59 2003

Thanks, I really enjoyed reading that.  Don't know if I'lll ever make one,
but it is real neat.

Rick Crawford at Rafter Lazy C
Home of Rick's Forge and LEM the Wonder Mule
In the middle of Northern Illinois
http://www.rafterlazyc.com
[email protected]

----- Original Message -----
From: "Albin F. Drzewianowski" <[email protected]>
To: <[email protected]>
Sent: Wednesday, April 23, 2003 9:42 PM
Subject: Re: [TheForge] Spectroscope <== Sent by mistake, Sorry

> Somehow my computer hiccoughed and sent this to TheForge,  Don't know why.
>
> Sorry for the inconvenience.
>
> Albin
>
>
>
> ----- Original Message -----
> From: "Albin F. Drzewianowski" <[email protected]>
> To: <[email protected]>
> Sent: Wednesday, April 23, 2003 10:28 PM
> Subject: Re: [TheForge] Spectroscope
>
>
> >
> > ----- Original Message -----
> > From: "Bruce Freeman" <[email protected]>
> > To: <[email protected]>
> > Sent: Tuesday, January 21, 2003 3:51 PM
> > Subject: [TheForge] Spectroscope
> >
> >
> > While lecturing y'all about the lack of UV emmissions from a forge fire,
I
> > was thinking how nice it would be if everybody had a spectroscope so
they
> > could see these things for themselves (not the UV, of course, but the
lack
> > of intensity in the purple-end of the spectrum from a forge fire).
> >
> > Well, it occurred to me that a compact disk is a pretty good
> reflection-type
> > diffraction grating, as anyone can tell from the rainbow colors they
> > produce.  So I did a google search, and lo and behold, someone thought
of
> it
> > already!  The following gives detailed instructions how to build your
own
> > spectroscope from a CD and misc. other trash:
> >
> >
>
http://www.scitoys.com/scitoys/scitoys/light/cd_spectroscope/spectroscope.ht
> > ml
> >
> > Enjoy.
> >
> > Bruce
> > NJ