Could you please describe your application: N!<l~[rc
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... uj\&-9gEi
2, is the fiber single mode or multimode? what is the NA, core dia,... 8cvSA&l(D
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Generally, fiber coupling efficiency of 40%~90% is reasonable. 0FL'8!e<
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Again let us know your specific bug. ~x4]p|)</
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