這是 FIR 指令的說明 vMB61 |O
9-/q-,
At any conjugate, finite or infinite: [B#XA}w
EFL – Effective focal length Q(]m1\a
BFL – Back focal length k9f|R*LM
FFL – Front focal length h@Ea5x
FNO – f/number jwT` Z
IMG DIS– Actual image distance (SI-1 to SI) j(Lz& *4
OAL – Overall length (S1 to SI-1) 6{buel(|e
ANG – Object space last field angle (in degrees) H oABo:
m~5 unB9
PARAXIAL IMAGE Ba@~:
HT – Height on image surface Vf&U`K
hNM8H
ENTRANCE PUPIL hqvhnqQk
DIA – Diameter 0#9H;j<Op
THI – Distance from S1 to pupil u"=]cBRWL6
?E"192,z@
EXIT PUPIL 1hY| XZ%qd
DIA – Diameter iR nj N
THI – Distance from SI-1 to pupil Ku l<Q<
D{6y^@/
Add at finite conjugates (if applicable): X|T|iB,vT
RED – Reduction ratio
5[Vr {^)
FNO – f/number at actual conjugate (s,&