[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES C#(4>'  
   EFL        42.0337    （有效焦距） 9!PJLI=D  
   BFL       -89.5297      （后焦距=像方焦距？） P E.^!j
  
   FFL        12.0118        （前焦距=物方焦距？） 2c}>}A4  
   FNO         0.0000         （F数） pi+m`O   
AT USED CONJUGATES pnDD9u-4;  
   RED         4.0003          ？？？？ 5&6S["lt  
   FNO         2.0001       5y@JMQSO  
   OBJ DIS     0.0000         （物距） >`u} G1T\  
   TT         63.9400              ？？？？ oc>,5 x  
   IMG DIS     0.6000           （像距） h@l5MH=|%  
   OAL        63.3400            ？？？？ ^c
d+W?  
   PARAXIAL IMAGE m ?LOd9  
    HT         2.4002                    ？？？？ 6f0 WN  
    THI       12.6247                ？？？？ _aq3G9C_  
   ANG         0.0000 :rwF5
 
   ENTRANCE PUPIL ]{Iy<  
    DIA    0.1408E+11         （直径） f5^[`b3H  
    THI    0.1000E+11         ？？？ YG<?|AS/  
   EXIT PUPIL <T<?7SE+  
    DIA       67.6583     a+IU<O-J?  
    THI     -155.5216 :jgwp~l  
< JA5.6<=  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ H 2\KI(  
rs'~' Y  

這是 FIR 指令的說明 /c8F]fkZ=  
RT4ns+J1  
At any conjugate, finite or infinite: Jah~h44&  
EFL – Effective focal length *EvnN:  
BFL – Back focal length S~/zBFo-  
FFL – Front focal length Gr}Lp  
FNO – f/number 7;+:J;xf66  
IMG DIS– Actual image distance (SI-1 to SI) *dL!)+:d  
OAL – Overall length (S1 to SI-1) sJ{NbN~`I  
ANG – Object space last field angle (in degrees) -!k"*P  
8$BZbj%?hx  
PARAXIAL IMAGE =4 36/O`K  
HT – Height on image surface p
{[Ol  
e>=P'  
ENTRANCE PUPIL ?n8gB7(FA  
DIA – Diameter rB~x]
5TH  
THI – Distance from S1 to pupil D}r,t_]Eb  
$RfM}!7?  
EXIT PUPIL S1.w^Ccy  
DIA – Diameter ^?VYE26  
THI – Distance from SI-1 to pupil {Ug?k<h7|  
Kzfa4C  
Add at finite conjugates (if applicable): d:|X|0#\uH  
RED – Reduction ratio !Y8us"  
FNO – f/number at actual conjugate PTXy:>]M  
OBJ DIS – Object distance (SO) qe8dpI;  
TT – Total track distance (SO to SI) l}
A8  
8A~5@  
PARAXIAL IMAGE !'Q/9%g  
THI – Paraxial image distance (from SI-1) w(zlHj  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: 7d&_5Tj:  
EFL – Effective focal length V/w:^@5+p  
BFL – Back focal length ,M@
LtA3g  
....... (2015-04-21 12:52)  )X*?M?~\  

g%()8QxE1  
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 hq9b  
L
V:oNK(