這是 FIR 指令的說明 +qsdA#2
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At any conjugate, finite or infinite: *%Gy-5hM
EFL – Effective focal length kf "cd 1
BFL – Back focal length >@ H:+0h-
FFL – Front focal length Mqw&% dz'_
FNO – f/number '^Sa|WXq
IMG DIS– Actual image distance (SI-1 to SI) y"@~5e477$
OAL – Overall length (S1 to SI-1) Q.\+
XR_|
ANG – Object space last field angle (in degrees) D*D83z OzN
m}
Yf6:cr
PARAXIAL IMAGE IHxX:a/iv
HT – Height on image surface P.;B
V",
fVf.u'.8
ENTRANCE PUPIL p' /$)klt
DIA – Diameter |":^ 3
THI – Distance from S1 to pupil -pqShDar|
>-) i_ C2
EXIT PUPIL >b {%j8u M
DIA – Diameter uu#ALB
Jm
THI – Distance from SI-1 to pupil 1/le%}mK
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Add at finite conjugates (if applicable): /t t
RED – Reduction ratio :O//A6 v
FNO – f/number at actual conjugate W4>8
OBJ DIS – Object distance (SO) h+Dg"j<[
TT – Total track distance (SO to SI) AFMAgf{bD
x]a>Q),
PARAXIAL IMAGE ? FM HK\
THI – Paraxial image distance (from SI-1) yRvq3>mU
