Could you please describe your application: e6j1Fa9
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... /Rq\Mgb
2, is the fiber single mode or multimode? what is the NA, core dia,... } jJKE
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Generally, fiber coupling efficiency of 40%~90% is reasonable. %}9tU>?F#
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Again let us know your specific bug. 1$vG Q
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