這是 FIR 指令的說明 $lqV(s
QWoE o
At any conjugate, finite or infinite: <L -L}\-I"
EFL – Effective focal length r,}Zc W+
BFL – Back focal length EW`3h9v~
FFL – Front focal length (xTHin$
FNO – f/number ,LW0{(&z
IMG DIS– Actual image distance (SI-1 to SI) "$)2|
OAL – Overall length (S1 to SI-1) &jJgAZ !
ANG – Object space last field angle (in degrees) R[V%59#{Z
,wV2ZEW}e
PARAXIAL IMAGE "*0
szz'
HT – Height on image surface 1@y?O WC
*M*k-Z':.*
ENTRANCE PUPIL (ZnA#%
DIA – Diameter I /tzo(r
THI – Distance from S1 to pupil itP_Vxo/H
-K0tK~%q
EXIT PUPIL Jx}5`{\
DIA – Diameter [bp"U*!9P
THI – Distance from SI-1 to pupil }vi%pfrB
~` BOz P
Add at finite conjugates (if applicable): fZZ!kea[
RED – Reduction ratio aX|`G]PhdI
FNO – f/number at actual conjugate KpE#Ye &
OBJ DIS – Object distance (SO) LOA
90.D
TT – Total track distance (SO to SI) ReRRFkO"2
L?P8/]DGp
PARAXIAL IMAGE 3EFk] X
THI – Paraxial image distance (from SI-1) 1>2397
