System Efficiency : 0.999138 *h$Z:p-g
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Receiver Efficiency : 0.945327 ZFY t[:
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Coupling Efficiency : 0.944512 (-0.2479 dB) fXEF]C
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Maximum Efficiency : 0.995227 :"|}oKT%mP
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The system efficiency is the fraction of the energy in the source /T!S)FD\/v
beam that exits the optical system. This value is determined by #B_
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the input na, entrance pupil size and position, apodization, -P ^ 6b(
transmission of the optics, and vignetting. +K]) &}Dw
S zsq|T
The receiver efficiency is the fraction of the transmitted energy oyi EOC
that couples from the exit pupil to the receiving fiber. This Re0ma %~LP
value is determined by aberrations and the na of the receiving fiber. udMDE=1~L
M`- .0
The coupling efficiency is the fraction of energy radiated S9U,so?
by the source that couples into the receiver. This is the TG~:Cmc
product of the system and receiver efficiencies. @YHB>rNf(7
c~K^ooS -
The maximum efficiency is the coupling efficiency if there gT 22!
were no aberrations. +'Ec)7m
06|+ _
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. a 2 e-Q({
耦合效率的计算有一个积分过程,还是比较复杂的.
