Could you please describe your application: K GVAP
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... }qqE2;{ND
2, is the fiber single mode or multimode? what is the NA, core dia,... 'aq9]D_k
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Generally, fiber coupling efficiency of 40%~90% is reasonable. ]VYv>o`2
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Again let us know your specific bug. F"#8`Ps>
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