Could you please describe your application: Kj/Lcx;bh
1, is the emitting source single mode or multimode? what are the parameters i.e. divergence, waist, ... =+w/t9I[
2, is the fiber single mode or multimode? what is the NA, core dia,... 0.0r?T
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Generally, fiber coupling efficiency of 40%~90% is reasonable. ZDx1v_xr
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Again let us know your specific bug. 3hfv^H
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