RE: [ATM] Too Small Optics-( and flex produced optics)

[Ken Lowther <hermit@outofoptions.org>]

The patent office is severely broken in the US.  They issue patents and 
let the courts settle whether or not they are worth the paper they are 
written on.

Ken

Quoting john sherman <atm@mail.johnspics.com>:

>
> hi Jerry,
>
>> you could tighten a large industrial strength
>> hose clamp around the circumference making it smaller.
>> ...
>> OK, OK, I see now. It is feasible. I think this idea
>> could warrant a patent.
>
>
> Go ahead, get the patent. But try it first, before spending the money.
>
> I once had a beautiful sphere that I tried to parabolize with hose 
> clamps around the edge (there is one on this list who remembers). The 
> force exerted by the clamps has to be perfectly even at every point 
> on the edge. In my setup, it was not. So there was some atrocious 
> astigmatism.
>
> Good luck,
>
> John
>
>
>
>
>
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>

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