System Efficiency : 0.999138 SuZ&vqS
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Receiver Efficiency : 0.945327 x8;`i$
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Coupling Efficiency : 0.944512 (-0.2479 dB) "EU{8b
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Maximum Efficiency : 0.995227 )
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The system efficiency is the fraction of the energy in the source IrMl:+t\
beam that exits the optical system. This value is determined by y L;M"L
the input na, entrance pupil size and position, apodization, 56 l@a {
transmission of the optics, and vignetting. v(OBXa9
l!#m&'16"
The receiver efficiency is the fraction of the transmitted energy 1<ro7A4hK
that couples from the exit pupil to the receiving fiber. This PSawMP w
value is determined by aberrations and the na of the receiving fiber. nA?H xo s
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The coupling efficiency is the fraction of energy radiated s4_/&h
by the source that couples into the receiver. This is the 8A{_GH{:
product of the system and receiver efficiencies. cI]WrI2CQa
eMRar<)+#*
The maximum efficiency is the coupling efficiency if there kY]W
Qu
were no aberrations. iYnEwAoN;
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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. ]pEV}@7
耦合效率的计算有一个积分过程,还是比较复杂的.
