[ATM] Mylar film shield

[Nils Olof Carlin]

An optically far better alternative might be the non-Mylar "turbo-film" base 
that is used for the Baader solar filter - 50*20 in. would cover a rather 
large opening.

http://www.baader-planetarium.com/sofifolie/details_e.htm

N O


> Years ago in S&T there were some domes that had a film of plastic over
> the entire slit opening, Mylar if I remember right.  I had a change of
> lifestyles about then, and don't remember if these were widely adopted
> or fell by the side.  Anyone help me out?  They were supposed to make a
> nice comfy dome and not mess with the light too badly.
>
> Most respectfully,
> Mike Rock
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