[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES /_P`xm+=AC  
   EFL        42.0337    （有效焦距） F+GQl  
   BFL       -89.5297      （后焦距=像方焦距？） UWHC]V?  
   FFL        12.0118        （前焦距=物方焦距？） H UjmJu6f{  
   FNO         0.0000         （F数） bHCd|4e,2  
AT USED CONJUGATES W3b\LnUa  
   RED         4.0003          ？？？？ /.r($Sg^  
   FNO         2.0001       N@g+51ye  
   OBJ DIS     0.0000         （物距） })B)-8  
   TT         63.9400              ？？？？ Hi Yx(hY  
   IMG DIS     0.6000           （像距） :.<&Y=^  
   OAL        63.3400            ？？？？ &N EzKf  
   PARAXIAL IMAGE S`::f(e  
    HT         2.4002                    ？？？？ #!2gxm;g  
    THI       12.6247                ？？？？ T(6S~;,Z  
   ANG         0.0000 ]#nAld1cmy  
   ENTRANCE PUPIL -}%zus5  
    DIA    0.1408E+11         （直径） w

Z^/-
 
    THI    0.1000E+11         ？？？ N|DY)W  
   EXIT PUPIL ;$Y?j8g  
    DIA       67.6583     (H$eXW7  
    THI     -155.5216 vI-KH:r"{  
W6pS.}  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ #r1x0s40D  
rP'oUV_  

這是 FIR 指令的說明 T/H*Bo*=5  
!n7?w@2a'  
At any conjugate, finite or infinite:
nP}/#Wy  
EFL – Effective focal length !54%}x)3  
BFL – Back focal length xe5>)\18-  
FFL – Front focal length HwDb &pP"  
FNO – f/number ,yB-jk?  
IMG DIS– Actual image distance (SI-1 to SI) 2uB.0  
OAL – Overall length (S1 to SI-1) @-hy:th#  
ANG – Object space last field angle (in degrees) LcF0:h'  
(vY10W{  
PARAXIAL IMAGE _%t w#cM  
HT – Height on image surface zI
Q\_>  
kr3ZqMfeI  
ENTRANCE PUPIL $lO\eQGxB  
DIA – Diameter Y$(G)F
s  
THI – Distance from S1 to pupil &P\T{d2"  
9<R:)Df  
EXIT PUPIL 4-m}W;igu  
DIA – Diameter `aCcTs7~]p  
THI – Distance from SI-1 to pupil QPBf++|  
C4b3ZcD2  
Add at finite conjugates (if applicable): Ar|_UV>Zf  
RED – Reduction ratio m^TkFt<BM  
FNO – f/number at actual conjugate }+SnY8A=KZ  
OBJ DIS – Object distance (SO) [P 8e=;  
TT – Total track distance (SO to SI) c0tv!PSw  
vZ*593C8  
PARAXIAL IMAGE F.JE$)B2EX  
THI – Paraxial image distance (from SI-1) c^m}ep\F5L  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: Z9,-FO{#3-  
EFL – Effective focal length ^}fc
]ovV  
BFL – Back focal length -|YG**i/  
....... (2015-04-21 12:52)  ZF^$?;'3  

Q'>pOtJG*J  
多谢多谢~

热心助人，鼓励！

鼓励鼓励！

ht像面高度，oal是s1面到si-1面距离，thi是si-1面到光瞳的距离

一楼好人

厉害厉害 Y(RB@+67  
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