Could you please describe your application: u cpU$+
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... g0B] ;Y>(
2, is the fiber single mode or multimode? what is the NA, core dia,... 46>rvy.r
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Generally, fiber coupling efficiency of 40%~90% is reasonable. COh#/-`\1
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Again let us know your specific bug. 4z<c8
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