Could you please describe your application: K*D]\/; ^
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... NWX%0PGZ
2, is the fiber single mode or multimode? what is the NA, core dia,... r]vBr^kq
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Generally, fiber coupling efficiency of 40%~90% is reasonable. MZ[g|o!)v
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Again let us know your specific bug. 8i~'~/x
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