Could you please describe your application: 5bKn6O)K
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... *,DBRJ_*7
2, is the fiber single mode or multimode? what is the NA, core dia,... $eBE pN
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Generally, fiber coupling efficiency of 40%~90% is reasonable. 3bPvL/\Lb
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Again let us know your specific bug. %G s!oD
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