The present invention relates to a multi-mode optical fiber having a structure to reduce the numerical aperture at the emission end of the multi-mode optical fiber having a length for which practical use is assumed. The multi-mode optical fiber comprises a core portion, a trench portion, and a cladding portion. The...
source Optical Component patent applications http://www.freshpatents.com/-dt20130404ptan20130084048.php
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source Optical Component patent applications http://www.freshpatents.com/-dt20130404ptan20130084048.php
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