Could you please describe your application: nWAx!0G
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... Lg[_9`\
2, is the fiber single mode or multimode? what is the NA, core dia,... -h<Rby
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Generally, fiber coupling efficiency of 40%~90% is reasonable. PI0[
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Again let us know your specific bug. F&om^G'U
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