Could you please describe your application: : ~"^st_[!
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... }QU9+<Z[r
2, is the fiber single mode or multimode? what is the NA, core dia,... @>,3l;\Zh
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Generally, fiber coupling efficiency of 40%~90% is reasonable. +Pd&YfU9
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Again let us know your specific bug. .Qg!_C
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