[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES B`w8d[cL7  
   EFL        42.0337    （有效焦距） t. HwX9  
   BFL       -89.5297      （后焦距=像方焦距？） iVo-z#  
   FFL        12.0118        （前焦距=物方焦距？） X5(oL  
   FNO         0.0000         （F数） b>9?gmR{  
AT USED CONJUGATES UGvUU<N|N  
   RED         4.0003          ？？？？ =>JA; ft  
   FNO         2.0001       p}JGx^X~  
   OBJ DIS     0.0000         （物距） b!`6s  
   TT         63.9400              ？？？？ \=$G94%  
   IMG DIS     0.6000           （像距） VA`VDUG,  
   OAL        63.3400            ？？？？ "yl6WG#J  
   PARAXIAL IMAGE CtUAbR  
    HT         2.4002                    ？？？？ ].Ra=^q  
    THI       12.6247                ？？？？ 1(Z+n,Hh  
   ANG         0.0000 @LY[kt6o  
   ENTRANCE PUPIL C' WX$!$d  
    DIA    0.1408E+11         （直径） zn0%%x+!g  
    THI    0.1000E+11         ？？？ ?0-3J )kW  
   EXIT PUPIL ,|]k4F  
    DIA       67.6583     EpTc{  
    THI     -155.5216 :GFK |  
FE:}D;$  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ "D:?l`\o  
IsVR4t]  

這是 FIR 指令的說明 p9!jM\(  
'R#MH  
At any conjugate, finite or infinite: uH7!)LE#  
EFL – Effective focal length 1c*:" k  
BFL – Back focal length Fh&USn"  
FFL – Front focal length #iRd2Qj%  
FNO – f/number FuAs$;  
IMG DIS– Actual image distance (SI-1 to SI) sp_19u  
OAL – Overall length (S1 to SI-1) b/tcD r  
ANG – Object space last field angle (in degrees) j'Gezx^.<e  
+(`.pa z@  
PARAXIAL IMAGE AbQnx%$u  
HT – Height on image surface 1suP7o A;  
9lkl-b6xG  
ENTRANCE PUPIL B7S)L#l_\  
DIA – Diameter zFY$^Oz"_  
THI – Distance from S1 to pupil i&<@}:,  
07\]8^/G  
EXIT PUPIL =tX"aCW~  
DIA – Diameter QVmJ_WT  
THI – Distance from SI-1 to pupil CUft  
@Hr1.f  
Add at finite conjugates (if applicable): X@/wsW(kM\  
RED – Reduction ratio M"Z/E>ne  
FNO – f/number at actual conjugate tItI^]
w2s  
OBJ DIS – Object distance (SO) +S1h~@c:B  
TT – Total track distance (SO to SI) V<U9Pj^?^  
MRHRa  
PARAXIAL IMAGE Z4{N
|h?  
THI – Paraxial image distance (from SI-1) n:}'f- :T  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: (9!kKMQW'  
EFL – Effective focal length s *<T5Z  
BFL – Back focal length 58/\  
....... (2015-04-21 12:52)  A Zv| |8p  

_P{v=`]Eu  
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 Zb7:qe<UN  
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