Re: [ATM] All Spherical Telescopes

[Richard <cnc@cncservo.co.uk>]

Hi Richard,

Monday, September 12, 2005, 9:19:48 AM, you wrote:

RFLRS> With a little more tweaking, for example:

RFLRS> Surf      Radius  Thickness    Glass   Diameter
RFLRS>    4    Infinity   223.2473            38.57427
RFLRS>    5    326.6691         12   N-BAF4         70
RFLRS>    6   -119.0975          5  N-KZFS4         70
RFLRS>    7    119.0975         13   N-FK51         70
RFLRS>    8   -222.0438   406.4443                  70
RFLRS>    9    151.1151          8    N-FK5         40
RFLRS>   10    -57.5088          3  N-KZFS4         40
RFLRS>   11     57.5088        7.5    N-LF5         40
RFLRS>   12    -210.284   416.8137                  40
RFLRS>  IMA   -178.1494                       41.93773

And really squeezing the last ounce out of it (and probably
using unobtainable glass...)

Surf      Radius   Thickness   Glass  Diameter
 OBJ    Infinity    Infinity                 0
 STO    Infinity    8.339773               600
   2       -5400       -2079  MIRROR       600
   3     -2173.5        1449  MIRROR  149.1371
   4    Infinity         223          36.99935
   5    405.5068    14.00003  KZFSN4  62.17066
   6    49.86588    7.999981     F13   62.4394
   7     64.0511    15.00002   PSK54  62.45592
   8   -317.1038         406          62.60188
   9    174.5893    5.999989   N-FK5  36.71186
  10   -64.63684    4.663706    TIF6  36.74222
  11   -43.97829    9.000085  KZFSN5   36.9439
  12   -198.6458         416          37.91331
 IMA   -197.1585                      40.11671

 Off Axis (deg)    Strehl
 0                 0.976
 0.08              0.975
 0.16              0.971
 

-- 

Best regards,
  Richard in the UK

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