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Re: [ATM] Design Tool (longish)

Richard F.L.R. Snashall wrote:

>
>
>        R         t       G
>     900.702     10.5    N-BK7
>    -588.664      7.5    N-KzFS4
>     900.704      9.0    N-SK2
>    -2292.82
>
> It doesn't quite cancel OSC or 70% zone LA, and the correction
> is quite blue, but the sag difference of the first and third
> surfaces amounts to only about 3 nm -- you could probably split
> the difference; the only surface that doesn't have a mate to
> compare against is the shallow one (no -- it isn't that flat).

Not quite as blue:

         R           t       G
      865.575      10.5     N-BK7
     -566.253       7.5     N-KzFS4
      865.575       9.0     N-BaK4
     -1942.02
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