[求助]镜头的一阶数据HT, THI, OAL代表什么？ [复制链接]

INFINITE CONJUGATES [=otgVteN"  
   EFL        42.0337    （有效焦距） Kx@Papn|6  
   BFL       -89.5297      （后焦距=像方焦距？） j)vfI>  
   FFL        12.0118        （前焦距=物方焦距？） i_KAD U&mP  
   FNO         0.0000         （F数） 0IP5&[-P  
AT USED CONJUGATES InCJ4D  
   RED         4.0003          ？？？？ <"SOH;w  
   FNO         2.0001       KK|AXoBf  
   OBJ DIS     0.0000         （物距） eX1<zzd  
   TT         63.9400              ？？？？ BPH-g\q  
   IMG DIS     0.6000           （像距） [og_0;  
   OAL        63.3400            ？？？？ F(5(cr 7K  
   PARAXIAL IMAGE u]!ZW&  
    HT         2.4002                    ？？？？
DNu^4#r  
    THI       12.6247                ？？？？ S.Z2gFE&tu  
   ANG         0.0000 Sj`GP p  
   ENTRANCE PUPIL u5LrZt]k  
    DIA    0.1408E+11         （直径）
"'8^OZR  
    THI    0.1000E+11         ？？？ c8"9Lv  
   EXIT PUPIL 7/:C[J4GTN  
    DIA       67.6583     >0kZ-M5  
    THI     -155.5216 ~dpU DF  
.dM|J'`g  
    HT, OAL, THI几个缩写实在不知什么意思，请教诸位，多谢~！！ "PI]k  
V7pe|]%r  

這是 FIR 指令的說明 K< ;I*cAX  
Ns*&;x9  
At any conjugate, finite or infinite: /&`sB|  
EFL – Effective focal length Vp5i i]B4  
BFL – Back focal length !qF U  
FFL – Front focal length YKk*QcAn  
FNO – f/number O8\dMb  
IMG DIS– Actual image distance (SI-1 to SI) 8^8fUN4<=  
OAL – Overall length (S1 to SI-1) YaWZOuxm  
ANG – Object space last field angle (in degrees) Z/p>>SCak  
}\s\fNSQ/  
PARAXIAL IMAGE ";PW#VHC  
HT – Height on image surface >*v P*H:P  
&ml7368@  
ENTRANCE PUPIL l4:5(1  
DIA – Diameter I>(3\z4s  
THI – Distance from S1 to pupil ZYi."^l  
tE~OWjL  
EXIT PUPIL R'#1|eWCa  
DIA – Diameter a(qij&>  
THI – Distance from SI-1 to pupil sFvu@Wm'7W  
PU"C('AP  
Add at finite conjugates (if applicable): R;6$lO8C&  
RED – Reduction ratio Tf|?j=f  
FNO – f/number at actual conjugate h !yu. v  
OBJ DIS – Object distance (SO) 49gm=XPm  
TT – Total track distance (SO to SI) "k0bj>  
$P{|^ou3a#  
PARAXIAL IMAGE `~0^fSww  
THI – Paraxial image distance (from SI-1) 1hz:AUH  

楼上正解

还是看不懂。

zebra:這是 FIR 指令的說明
At any conjugate, finite or infinite: z;VAi=m q  
EFL – Effective focal length <
$V!y dO  
BFL – Back focal length }[$qn|  
....... (2015-04-21 12:52)  }#b[@3/T  

VbwB<nQl  
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 oKlOcws}  
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