[SML] LED Shadow projectors

[Michael Sauder]

On Thu, Apr 12, 2018 at 9:25 PM, jdunfee12--- via Stagecraft <
stagecraft at theatrical.net> wrote:

> .One approach I have not seen, is to immerse the entire LED in a
> container of deionized water, and then circulate that water through a heat
> exchanger.  Note that the LED itself is in direct contact with the
> deionized water. I have read that metal should not be exposed to deionized
> water, because it is corrosive.  I guess in applications that need the
> electrical insulation capability of the deionized water, but have metal,
> they simply coat the metal with something to protect it.
>
>
If deionized water is a problem, what about an oil, such as mineral oil?
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