[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES x Yr-,$/  
   EFL        42.0337    （有效焦距） [@[!esC  
   BFL       -89.5297      （后焦距=像方焦距？） L1*P<Cb  
   FFL        12.0118        （前焦距=物方焦距？） 6\4ny0  
   FNO         0.0000         （F数） WMBntB   
AT USED CONJUGATES { 'Hi_b3  
   RED         4.0003          ？？？？ dC@aQi6{6  
   FNO         2.0001       Ojp)OeF\  
   OBJ DIS     0.0000         （物距） +4ax~fuU  
   TT         63.9400              ？？？？ }[Uh4k8P  
   IMG DIS     0.6000           （像距） qEKTSet?  
   OAL        63.3400            ？？？？ 5bFE;Y;  
   PARAXIAL IMAGE 49}yw
3-  
    HT         2.4002                    ？？？？ 2}]6~i  
    THI       12.6247                ？？？？ BQ[1,\>  
   ANG         0.0000 'nI2RX  
   ENTRANCE PUPIL 2
;%DE<Z  
    DIA    0.1408E+11         （直径） gs 8w
/  
    THI    0.1000E+11         ？？？ ]CH@T9d5V  
   EXIT PUPIL 7P9n. [  
    DIA       67.6583     Ken|!rL  
    THI     -155.5216 T^NY|Y/  
d9|dHJf  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ XEV-D9n  
C.s{&  

這是 FIR 指令的說明 v83uGEq(  
#NNj#  
At any conjugate, finite or infinite: xPb;_~  
EFL – Effective focal length #`:s:bwM:  
BFL – Back focal length fOJk+? c  
FFL – Front focal length 2*n2!7jZ*  
FNO – f/number C!XI0d  
IMG DIS– Actual image distance (SI-1 to SI)  ?1r@r  
OAL – Overall length (S1 to SI-1) \^;Gv%E  
ANG – Object space last field angle (in degrees) B P
"PUl:  
]l+Bg;F#V  
PARAXIAL IMAGE nSsVONHfa  
HT – Height on image surface 0{v?  
Di9yd  
ENTRANCE PUPIL Zqd&EOm  
DIA – Diameter "Na9Xea  
THI – Distance from S1 to pupil hiaj!&+Q  
D[7K2G+  
EXIT PUPIL VbM5]UT/  
DIA – Diameter V-A^9AAPm  
THI – Distance from SI-1 to pupil yNc>s/  
tzi+A;>c(v  
Add at finite conjugates (if applicable): &[*_ -  
RED – Reduction ratio
dVVeH\o  
FNO – f/number at actual conjugate 7oF`Os+U  
OBJ DIS – Object distance (SO) nX5*pTfjL3  
TT – Total track distance (SO to SI) ,M7sOp6}  
#1hT#YN  
PARAXIAL IMAGE 10}oaL S  
THI – Paraxial image distance (from SI-1) j6Jz  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: AzV5Re8M  
EFL – Effective focal length n;=A'g|Q  
BFL – Back focal length -m@s 9k  
....... (2015-04-21 12:52)  iY($O/G[+  

yp4G"\hN9  
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 i8_x1=A  
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