System Efficiency : 0.999138 b3(* /KgK
SV7;B?e%Y
Receiver Efficiency : 0.945327 xR7 ZqTcw
Qg> NJ\*Q
Coupling Efficiency : 0.944512 (-0.2479 dB) sp K8^s h
Sp `l>BL
Maximum Efficiency : 0.995227 {X{R]
s t'T._
The system efficiency is the fraction of the energy in the source h my%X`%j
beam that exits the optical system. This value is determined by $8EEtr,!
the input na, entrance pupil size and position, apodization, 3m1g"
transmission of the optics, and vignetting. r(,U{bU<
kVn RSg}R
The receiver efficiency is the fraction of the transmitted energy V&Y`?Edc
that couples from the exit pupil to the receiving fiber. This n@p]v*
value is determined by aberrations and the na of the receiving fiber. ('J/Ww<
#2Rz=QI
The coupling efficiency is the fraction of energy radiated >w,L= z =
by the source that couples into the receiver. This is the oFk2y ^>u
product of the system and receiver efficiencies. }\ _.Mg^y
?%kgfw@)
The maximum efficiency is the coupling efficiency if there h]7_
N,
were no aberrations. #^FM~5KK
- t-f&`S||
数值孔径不是越大越好呀,当耦合光学系统的模式与你光线的模式完全匹配时,耦合效率最大. *v<f#hB"
耦合效率的计算有一个积分过程,还是比较复杂的.
