Keith:
it hard to set it up?
Oscar
----- Original Message -----
Sent: Saturday, January 22, 2005 1:05 AM
Subject: [M]: fiber optic artificial star


> I obtained a number of fiber optic pieces. Probably 150-200.
> They're about 8" long and around 0.01 diameter. If anyone
> wants a couple, send me an email and I'll give you my home
> address. I'll ask for a SASE, and I'll send you 3 of them. I
> won't protest if you drop a buck in the envelope :-). They
> make nice artificial stars. I set one up 60' away in my
> basement. At that distance you can get a nice set of
> defocused concentric rings that work great for collimation.
> At 50 yards and more, you can set two very close together
> that nicely simulate a close stellar double.
>
> Keith
> Astronomy Website
> http://www.willowberry.net/keithnk_m42/
>
>
>

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