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Re: [ATM] Re: How fast is too fast?
How about those photocopier lenses that are all around,
isn't what they were designed to do ?
Jean-Guy
> The easiest way to solve the diagonal problem in a short f/ratio
> Newtonian would be to use a transfer lens. The only problems are
> getting well corrected lenses for the assembly and, with the
> introduction of refractive elements, chromatic aberration.
>
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