[Laser] Off the wall thought...

[Steve J. Noll]

I know what you're saying. There are crystals that double IR to make 
visible, but I think quite high power IR is needed.
That's an interesting article. I have been able to see a 940 nm LED in a 
Wave radio remote, but my eye had to be dark-adjusted for several hours 
to do that.

Steve WA6EJO

On 12/18/2014 5:15 PM, KD7JYK DM09 wrote:
> : But, if you're just trying to characterize the pulses, a cheap silicon
> : photodiode and oscilloscope would be better.
>
> No, just trying to find goggles I can pop on and see IR.  I read the
> following article, thought there has to be a MUCH simpler way:
>
> www.world-science.net/othernews/141201_infrared.htm
>
> There must be a piece of glass or plastic that can upshift light...
>
> Kurt
>
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