PROCEDE DE FABRICATION DE SONDE A FIBRE OPTIQUE ET PROCEDE DE FINITION DE MICRO–MATERIEL

N° de brevet: EP1513162 (A1)
Date de publication: 2005-03-09
Inventeur(s): MITSUI TADASHI [JP];OIKAWA HIDETOSHI [JP];
Demandeur(s): NAT INST FOR MATERIALS SCIENCE [JP];
Classification: B82B3/00;G01N13/14;G12B21/06;G02B6/02;G12B21/02;
N° de demande: EP20030761762 20030611 
Numéro(s) de priorité: WO2003JP07412 20030611;JP20020170466 20020611 
In a method for manufacturing an optical fiber probe in which an optical fiber is formed as an optical fiber probe by etching a tip section and sharpening a core region of the optical fiber, the optical fiber is a polarization maintaining optical fiber comprising the core region, a stress-applying region, and a clad region, and the optical fiber probe is formed by mechanical-grinding of the edge of the optical fiber into a sharpened shape so that the core region is located at the tip of a sharpened portion, and by dipping the formed edge of the optical fiber in an etchant for further sharpening the core region. Accordingly, a new optical fiber probe both with a high transmission efficiency and with a large polarization degree is obtained. <IMAGE>

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