Could you please describe your application: Zc1x"j
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... F.$z7ee@
2, is the fiber single mode or multimode? what is the NA, core dia,... 1s=Q~*f~d
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Generally, fiber coupling efficiency of 40%~90% is reasonable. ]Rxo}A
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Again let us know your specific bug. A2M(
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