這是 FIR 指令的說明 ;=?f0z<
A&:i$`m,
At any conjugate, finite or infinite: j$z<wR7j0
EFL – Effective focal length O0Vtvbj
BFL – Back focal length uuA
q\YZy/
FFL – Front focal length Y,%d_yR[
FNO – f/number fZ*LxL
IMG DIS– Actual image distance (SI-1 to SI) [z^db0PU
OAL – Overall length (S1 to SI-1) ;F;"Uw
ANG – Object space last field angle (in degrees) :+m8~n$/
=QiVcw,G#
PARAXIAL IMAGE C25r3bj
HT – Height on image surface GkT:7`|C
.-Xp]>f,
ENTRANCE PUPIL ba-J-G@YW
DIA – Diameter dcGs0b
THI – Distance from S1 to pupil yl=_ /'*
F {g^4
EXIT PUPIL W_##8[r(?
DIA – Diameter 1gTW*vLM\
THI – Distance from SI-1 to pupil .|pyloL.
Y<vsMf_U
Add at finite conjugates (if applicable): aq|R?
RED – Reduction ratio hpqM
f z1
FNO – f/number at actual conjugate m\}8N
u
OBJ DIS – Object distance (SO) :RH0.5)
TT – Total track distance (SO to SI) ]ZB^Hi_
H)Zb _>iV
PARAXIAL IMAGE xgX"5Czvv`
THI – Paraxial image distance (from SI-1) J*lKXFq7