這是 FIR 指令的說明 -4zV
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At any conjugate, finite or infinite: Z*Gf`d:
EFL – Effective focal length C,GZ
BFL – Back focal length n.z,-H17
FFL – Front focal length PB?2{Cj
FNO – f/number Gh@~~\
IMG DIS– Actual image distance (SI-1 to SI) NzTF2ve(
OAL – Overall length (S1 to SI-1) Ip:54
ANG – Object space last field angle (in degrees) V; CPn
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PARAXIAL IMAGE )*S:C
HT – Height on image surface Am_>x8z
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ENTRANCE PUPIL l;L_A@B<
DIA – Diameter k~ByICE
THI – Distance from S1 to pupil 0H]{,mVs
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EXIT PUPIL Wpi35JrC
DIA – Diameter |_>^vW1f
THI – Distance from SI-1 to pupil U+@U/s%8
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Add at finite conjugates (if applicable): "WUS?Q
RED – Reduction ratio zsJermF,O
FNO – f/number at actual conjugate _B&Lyg!J
OBJ DIS – Object distance (SO) $LFL4Q
TT – Total track distance (SO to SI) /XEW]/4
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PARAXIAL IMAGE q!?*M?Oz
THI – Paraxial image distance (from SI-1) b*M?\ aA