Could you please describe your application: )qe
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1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... 'q?Y5@s
2, is the fiber single mode or multimode? what is the NA, core dia,... ~d\^ynQ
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Generally, fiber coupling efficiency of 40%~90% is reasonable. d0-4KN2
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Again let us know your specific bug. TD%&9$F
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