[讨论]一個雙反系統的改進 [复制链接]

這是我最近在想的一個設計 .o) `m9/  
4R18A=X  
基本條件是 % qV 6  
xJ#d1[kzo  
主鏡必須是拋物面 0c}  }Q  
:q#Xq;Wp  
副鏡必須是球面 `BlI@6th  
``wS
c0\  
系統包含一組校正鏡 15o9 .   
t+9][Adf  
口徑200mm以上 '7XIhN9  
,^uEYT}j  
焦比不限制 Djg,Lvhm  
293M\5:  
視角0.5度以上 oYukLr  
: |>Gc39`t  
以下是我的結果,目前覺得副鏡的口徑太大,不知道有無改進的可能. C=eF.FB;'  
h5(4*$%  
P9T}S  
Oil?JI Hq  
Surf     Type         Radius      Thickness                Glass      Diameter          Conic AvfNwE  
OBJ STANDARD       Infinity       Infinity                                  0              0 4O35"1  
   1 STANDARD       Infinity            480                                220              0 V$
ps>  
STO STANDARD          -1500           -450               MIRROR           204             -1 BocSwf;v.  
   3 STANDARD      -1313.861       279.4093               MIRROR      88.07552              0 _H5o'>=  
   4 STANDARD       167.5149              6                N-BK7            56              0 MdvcnaCG  
   5 STANDARD       123.4956       4.762038                                 56              0  5~>z h  
   6 STANDARD      -262.7873              4                N-BK7            56              0 UEguF&  
   7 STANDARD      -173.5643       263.0681                                 56              0 \--8lH -K  
   8 STANDARD       Infinity              0                           24.26983              0 ' ~8KSF*!p  
IMA STANDARD       Infinity                                          24.26983              0

經過不斷的努力,做了一些改進. ix)M`F%P3  
4NheWM6  
61k"p2?+  
Surf     Type         Radius      Thickness                Glass      Diameter          Conic Ku5\]  
 OBJ STANDARD       Infinity       Infinity                                  0              0 U`,6 * MS  
   1 STANDARD       Infinity            600                                170              0 K8GP@yD]M  
   2 STANDARD          -2000           -580               MIRROR           420             -1 +M\`#i\g>  
 STO STANDARD      -1884.757       397.7682               MIRROR      168.9907              0 Y)*#)f  
   4 STANDARD       559.8055              4                N-BK7           100              0 \/zq7j  
   5 STANDARD       237.0107       6.225114                                100              0 OR~8sU  
   6 STANDARD      -1486.626              6                N-BK7           100              0 A$Hfr8w1u  
   7 STANDARD      -319.3041       350.9258                                100              0 Nfrw0b  
   8 STANDARD       Infinity     0.04561954                           44.12979              0 ^/I 7|u]  
 IMA STANDARD       Infinity                                          44.12228              0 v3~?;f,l  

波像差真小啊！