[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES `yXJaTbo  
   EFL        42.0337    （有效焦距） VW%eB  
   BFL       -89.5297      （后焦距=像方焦距？） /bBFPrW  
   FFL        12.0118        （前焦距=物方焦距？） ^j)0&}fB  
   FNO         0.0000         （F数） aEJds}eE6)  
AT USED CONJUGATES sDF5  
   RED         4.0003          ？？？？ T=-$ok`G  
   FNO         2.0001       2(%C  
   OBJ DIS     0.0000         （物距） :TTZ@
q  
   TT         63.9400              ？？？？ !92zC._  
   IMG DIS     0.6000           （像距） Ic,V,#my  
   OAL        63.3400            ？？？？ 6Y 4I $[  
   PARAXIAL IMAGE &nXa/XIZ_  
    HT         2.4002                    ？？？？ u,f$c
R  
    THI       12.6247                ？？？？ A]WR-0Z7  
   ANG         0.0000 u&7c2|Q  
   ENTRANCE PUPIL _go1gf7  
    DIA    0.1408E+11         （直径） {Bd 0  
    THI    0.1000E+11         ？？？ PRpW*#"EI  
   EXIT PUPIL hOTqbd}  
    DIA       67.6583     {rE]y C^  
    THI     -155.5216 E5EA
k6  
fg8"fbG`:  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ O&(@Ka  
~,: FZ1wh  

這是 FIR 指令的說明 pndAXO:v  
Ki_8
g  
At any conjugate, finite or infinite: Bf-KCqC".  
EFL – Effective focal length ZY Ci&l  
BFL – Back focal length 'A}@XGE:p  
FFL – Front focal length p\&Lbuzv  
FNO – f/number ,%uK^U.zk  
IMG DIS– Actual image distance (SI-1 to SI) ]=EYju@  
OAL – Overall length (S1 to SI-1) (uk-c~T!u  
ANG – Object space last field angle (in degrees) ow!NH,'Hy  
x_K8Gr#Z0  
PARAXIAL IMAGE "N\tR[P!  
HT – Height on image surface 
|@Mx?(  
ivb?B,Lz0  
ENTRANCE PUPIL TTSyDl  
DIA – Diameter / ~\ I  
THI – Distance from S1 to pupil 0K*|B.O  
Munal=wL  
EXIT PUPIL F=qG+T  
DIA – Diameter zZ11J0UI  
THI – Distance from SI-1 to pupil 8qi6>}A  
e71dNL'$  
Add at finite conjugates (if applicable): dQkp &.  
RED – Reduction ratio XX:?7:j}[8  
FNO – f/number at actual conjugate &0='z  
OBJ DIS – Object distance (SO) HT: p'Yyi  
TT – Total track distance (SO to SI) Ld?-Ik~fF>  
\ O#6H5F  
PARAXIAL IMAGE f#mcWL1}  
THI – Paraxial image distance (from SI-1) MMYV8;c  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: yJ\K\\]  
EFL – Effective focal length 3C+!Y
#F  
BFL – Back focal length _I"T(2Au  
....... (2015-04-21 12:52)  9]{(~=D7  

IQ${2Dpg[  
多谢多谢~

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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 $PNS`@B  
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