Could you please describe your application: $}b)EMMM
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... egA*x*8
2, is the fiber single mode or multimode? what is the NA, core dia,... Xa>'DO2
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Generally, fiber coupling efficiency of 40%~90% is reasonable. T$0)un
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Again let us know your specific bug. H~JgZ pw
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