a.ashfield <[email protected]> wrote: > > <http://www.mail-archive.com/[email protected]&q=date:20141013> > > Jack Cole wrote: > Jed, > > I don't think this is correct (about it needing to be white hot). When I > examine the colors, they almost border on being too hot. > > White hot puts you up in the 6000+C range according to Wikipedia. > > I confess I am going by the Wikipedia color bar here:
http://en.wikipedia.org/wiki/Incandescence#mediaviewer/File:Incandescence_Color.jpg I am just eyeballing it. As I just mentioned you have to bring up a copy of the color bar on the screen next to the Acrobat document. I printed the document and got a different orange. Srinivasan told me ~1300°C is a yellowish color similar to the one shown on this bar for 1200°C. I think it is what you see with some an old-fashioned incandescent bulbs. Those bulbs produced a wide range of colors. I am used to looking inside glass melting furnaces running 1400 to nearly 1600C. > Your require a tinted glass to do so. 1400C is indeed white hot but not a > blindingly so a say 1550C > > Interesting. Thanks for the info. - Jed
