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Posted by NunYa Bidness on 10/26/05 21:33
On 25 Oct 2005 17:57:49 -0700, lorincantrell@yahoo.com Gave us:
>You sound exceptionally knowledgable. Are you a lighting engineer?
>What you say is exactly correct, except that motion picture projectors
>more than table-top size use Xenon arc lamps that have no filament.
>
The brightness of which is not adjusted. It is a plasma arc, and
when it is arcing, it puts out the same light.
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