[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES ]^~}/@  
   EFL        42.0337    （有效焦距） {q0
+PzgP  
   BFL       -89.5297      （后焦距=像方焦距？） r<+C,h;aww  
   FFL        12.0118        （前焦距=物方焦距？） X,|8Wpi=  
   FNO         0.0000         （F数） lnZ{Ryo(  
AT USED CONJUGATES lhN@,q  
   RED         4.0003          ？？？？ YvU%OO-+,  
   FNO         2.0001       ~
wb1sn3  
   OBJ DIS     0.0000         （物距） =:WZV8@%  
   TT         63.9400              ？？？？ !!1?2ine  
   IMG DIS     0.6000           （像距） m@2E ~m  
   OAL        63.3400            ？？？？ "Lbsq\W>  
   PARAXIAL IMAGE dEoIVy_9R  
    HT         2.4002                    ？？？？ ]<f)Rf">:`  
    THI       12.6247                ？？？？ 5CkG^9  
   ANG         0.0000 .{1$;K @  
   ENTRANCE PUPIL ]ZY2\'  
    DIA    0.1408E+11         （直径） 2zBk#c+
  
    THI    0.1000E+11         ？？？ Js,!G  
   EXIT PUPIL NfgXOLthM  
    DIA       67.6583     r6m^~Wq!}  
    THI     -155.5216 F(G..XJQ  
&uNec(c  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ T`bYidA  

*4cuWkQ,  

這是 FIR 指令的說明 Nm*(?1  
)pWgt5:7~  
At any conjugate, finite or infinite: !7N:cx'Qy  
EFL – Effective focal length E'QAsU8pP  
BFL – Back focal length Y6jyU1>  
FFL – Front focal length s6`E.Eevm  
FNO – f/number .hT>a<  
IMG DIS– Actual image distance (SI-1 to SI) \]ib%,:YU  
OAL – Overall length (S1 to SI-1) 4>gfLK\R:  
ANG – Object space last field angle (in degrees) I5Vn#_q+b  
^)AECn  
PARAXIAL IMAGE [?]N GTr#  
HT – Height on image surface ;wv[';
J  
?
x%s j  
ENTRANCE PUPIL |9E:S  
DIA – Diameter 'oa.-g5  
THI – Distance from S1 to pupil }LUvh  
Kr
}RFJ"d  
EXIT PUPIL r&u1-%%9[  
DIA – Diameter |Xso}Y{  
THI – Distance from SI-1 to pupil m eF7[>!U  
C;BO6$*_e  
Add at finite conjugates (if applicable): 5aQ)qUgAW  
RED – Reduction ratio $S6(V}yh  
FNO – f/number at actual conjugate LRJX>+@  
OBJ DIS – Object distance (SO) `Skvqo(5:  
TT – Total track distance (SO to SI) pzF_g-B  
(}A$4?  
PARAXIAL IMAGE f1'ByV'2  
THI – Paraxial image distance (from SI-1) K9<8FSn  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: o4: e1  
EFL – Effective focal length /%&5Iq\:vA  
BFL – Back focal length #2|biTJ  
....... (2015-04-21 12:52)  9T;>gm  

o0AT&<K  
多谢多谢~

热心助人，鼓励！

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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 CvZ\Z472.j  
o(DG 3qk