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1. (WO2012050119) GLASS FOR FIBER IN LIGHT GUIDE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2012/050119    International Application No.:    PCT/JP2011/073405
Publication Date: 19.04.2012 International Filing Date: 12.10.2011
IPC:
C03C 13/04 (2006.01)
Applicants: OLYMPUS MEDICAL SYSTEMS CORP. [JP/JP]; 43-2, Hatagaya 2-chome, Shibuya-ku, Tokyo 1510072 (JP) (For All Designated States Except US).
NEDERLANDSE ORGANISATIE VOOR TOEGEPAST - NATUURWETENSCHAPPELIJK ONDERZOEK TNO [NL/NL]; Schoemakerstraat 97 NL-2628 VK Delft (NL) (For All Designated States Except US).
KINOSHITA Hiroaki [JP/JP]; (JP) (For US Only).
FABER Jan Anne; (For US Only).
RONGEN Mathi; (For US Only).
GOTO Atsushi; (For US Only).
TANABE Makoto; (For US Only).
KATAHIRA Yuko; (For US Only)
Inventors: KINOSHITA Hiroaki; (JP).
FABER Jan Anne; .
RONGEN Mathi; .
GOTO Atsushi; .
TANABE Makoto; .
KATAHIRA Yuko;
Agent: ITOH Susumu; Musashi Bldg., 4-4, Nishishinjuku 7-chome, Shinjuku-ku, Tokyo 1600023 (JP)
Priority Data:
2010-229985 12.10.2010 JP
Title (EN) GLASS FOR FIBER IN LIGHT GUIDE
(FR) VERRE POUR UNE FIBRE DANS UN GUIDE DE LUMIÈRE
(JA) ライトガイドファイバ用ガラス
Abstract: front page image
(EN)A glass (GA1) for a fiber in a light guide is used in the core of a fiber (10) of a light guide, has a refractive index (nd) of 1.56-1.74, and has the following composition: (A) SiO2 = 20-55wt%; (B1) B2O3 = 0-4.0wt%; (B2) does not include P2O5 or GeO2; (C) (BaO+SrO+La2O3+Lu2O3+Ta2O3+Gd2O3+WO3) = 25-72wt%; (D) ZnO = 0-30wt%; (E) does not include Al2O3; (F) does not include ZrO2; (G) does not include PbO or As2O3; (H) (Na2O+K2O) = 0-15wt%; (I) Sb2O3 = 0-0.050wt%; (J) (Na2SO4+K2SO4) = 0.26-1.63wt%.
(FR)Un verre (GA1) pour une fibre dans un guide de lumière est utilisé dans l'âme d'une fibre (10) d'un guide de lumière, a un indice de réfraction (nd) de 1,56-1,74, et a la composition suivante : (A) SiO2 = 20-55 % en poids; (B1) B2O3 = 0-4,0 % en poids; (B2) ne comprend pas P2O5 ou GeO2; (C) (BaO+SrO+La2O3+Lu2O3+Ta2O3+Gd2O3+WO3) = 25-72 % en poids; (D) ZnO = 0-30 % en poids; (E) ne comprend pas Al2O3; (F) ne comprend pas ZrO2; (G) ne comprend pas PbO ou As2O3; (H) (Na2O+K2O) = 0-15 % en poids; (I) Sb2O3 = 0-0,050 % en poids; (J) (Na2SO4+K2SO4) = 0,26-1,63 % en poids.
(JA)ライトガイドファイバ用ガラスGA1は、ライトガイドのファイバ10のコアに用いられ、屈折率ndが1.56~1.74であり、(A)SiO:20~55wt%、(B1)B:0~4.0wt%、(B2)P、およびGeOを含まず、(C)(BaO+SrO+La+Lu+Ta+Gd+WO):25~72wt%、(D)ZnO:0~30wt%、(E)Alを含まず、(F)ZrOを含まず、(G)PbO、および、Asを含まず、(H)(NaO+KO):0~15wt%、(I)Sb:0~0.050wt%、(J)(NaSO+KSO):0.26~1.63wt%、の組成を有する。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)