Could you please describe your application: P/Sv^d5=e
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... 9}2I'7]
2, is the fiber single mode or multimode? what is the NA, core dia,... I[<C)IG
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Generally, fiber coupling efficiency of 40%~90% is reasonable. A"z')
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Again let us know your specific bug. '1r:z, o|
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