Could you please describe your application: maINp"#
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... $ 8WJ$73
2, is the fiber single mode or multimode? what is the NA, core dia,... :d`8:gv?
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Generally, fiber coupling efficiency of 40%~90% is reasonable. +f]\>{o4
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Again let us know your specific bug. i#1~<U
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