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Priority to JP1639277ApriorityCriticalpatent/JPS53102058A/ja
Publication of JPS53102058ApublicationCriticalpatent/JPS53102058A/ja
Publication of JPS5637491B2publicationCriticalpatent/JPS5637491B2/ja
Light Guides In General And Applications Therefor
(AREA)
JP1639277A1977-02-171977-02-17Making method of specimen for measuring diffractive index distribution of optical transmission fibers made of glass
GrantedJPS53102058A
(en)