Could you please describe your application: $;";i:H`
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... >YdLB@
2, is the fiber single mode or multimode? what is the NA, core dia,... 6!6R3Za$
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Generally, fiber coupling efficiency of 40%~90% is reasonable. '8^cl:X
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Again let us know your specific bug. Bi/E{k,
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