Could you please describe your application: A(j9T,!
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... -}_X'h&"
2, is the fiber single mode or multimode? what is the NA, core dia,... "xr=:[n[
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Generally, fiber coupling efficiency of 40%~90% is reasonable. F' NX
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Again let us know your specific bug. -a^%9 U
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