OPTICAL FIBER

OPTICAL FIBER

An optical fiber includes: a core; and a clad which is formed so as to surround an outer circumference of the core concentrically with the core, the clad having at least an inner cladding layer adjacent to the outer circumference of the core and an outer cladding layer formed on an outer circumferen...

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Hauptverfasser: MARUYAMA, Ryo, HIRAFUNE, Shunichirou, MATSUO, Shoichiro
Format: Patent
Sprache:eng ; fre ; ger
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OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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creator MARUYAMA, Ryo
HIRAFUNE, Shunichirou
MATSUO, Shoichiro
description An optical fiber includes: a core; and a clad which is formed so as to surround an outer circumference of the core concentrically with the core, the clad having at least an inner cladding layer adjacent to the outer circumference of the core and an outer cladding layer formed on an outer circumference of the inner cladding layer, wherein a refractive index of the outer cladding layer is ”3, and an outer circumference radius of the outer cladding layer is r3, a relationship of ”1max>”3>”2min is satisfied, a relationship of ”3-”2min‰¤0.08% is satisfied, a relationship of r1
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HIRAFUNE, Shunichirou ; MATSUO, Shoichiro</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_EP3173831A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; ger</language><creationdate>2017</creationdate><topic>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</topic><topic>OPTICS</topic><topic>PHYSICS</topic><toplevel>online_resources</toplevel><creatorcontrib>MARUYAMA, Ryo</creatorcontrib><creatorcontrib>HIRAFUNE, Shunichirou</creatorcontrib><creatorcontrib>MATSUO, Shoichiro</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>MARUYAMA, Ryo</au><au>HIRAFUNE, Shunichirou</au><au>MATSUO, Shoichiro</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>OPTICAL FIBER</title><date>2017-05-31</date><risdate>2017</risdate><abstract>An optical fiber includes: a core; and a clad which is formed so as to surround an outer circumference of the core concentrically with the core, the clad having at least an inner cladding layer adjacent to the outer circumference of the core and an outer cladding layer formed on an outer circumference of the inner cladding layer, wherein a refractive index of the outer cladding layer is ”3, and an outer circumference radius of the outer cladding layer is r3, a relationship of ”1max&gt;”3&gt;”2min is satisfied, a relationship of ”3-”2min‰¤0.08% is satisfied, a relationship of r1&lt;r2&lt;r3 is satisfied, a relationship of 0.35‰¤r1/r2‰¤0.55 is satisfied, a cable cut-off wavelength is less than or equal to 1260 nm, and an MFD at a wavelength of 1310 nm is 8.6 µm to 9.2 µm.</abstract><oa>free_for_read</oa></addata></record>
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subjects OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
title OPTICAL FIBER
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