FR2241505A1 - - Google Patents
Info
- Publication number
- FR2241505A1 FR2241505A1 FR7428845A FR7428845A FR2241505A1 FR 2241505 A1 FR2241505 A1 FR 2241505A1 FR 7428845 A FR7428845 A FR 7428845A FR 7428845 A FR7428845 A FR 7428845A FR 2241505 A1 FR2241505 A1 FR 2241505A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/23—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron
- C03C3/247—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron containing fluorine and phosphorus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732342484 DE2342484B2 (de) | 1973-08-23 | 1973-08-23 | Verfahren zum herstellen eines fluorophosphatglases mit einer brechzahl n tief e groesser als 1,57, einem abbe-wert ny tief e kleiner als 70 und einer relativ hohen positiven anomalen teildispersion |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2241505A1 true FR2241505A1 (fr) | 1975-03-21 |
FR2241505B3 FR2241505B3 (fr) | 1977-06-17 |
Family
ID=5890452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7428845A Expired FR2241505B3 (fr) | 1973-08-23 | 1974-08-22 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3954484A (fr) |
JP (1) | JPS5328169B2 (fr) |
DE (1) | DE2342484B2 (fr) |
FR (1) | FR2241505B3 (fr) |
GB (1) | GB1435868A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987002352A1 (fr) * | 1985-10-19 | 1987-04-23 | Ernst Leitz Wetzlar Gmbh | Verre optique phosphate fluore avec dispersion particulaire positive anomale, et son procede de fabrication |
WO1987002351A1 (fr) * | 1985-10-19 | 1987-04-23 | Ernst Leitz Wetzlar Gmbh | Verre phosphate optique avec dispersion particulaire positive anomale, et son procede de fabrication |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2514017C2 (de) * | 1975-03-29 | 1984-03-29 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Verfahren zur Herstellung eines optischen Fluorphosphatglases mit hoher positiver anomaler Teildispersion, relativ hoher Brechzahl und hoher Abbezahl |
JPS52132012A (en) * | 1976-04-30 | 1977-11-05 | Nippon Chemical Ind | Optical glass |
JPS54129016A (en) * | 1978-03-30 | 1979-10-06 | Fuji Photo Film Co Ltd | Fluorophosphate optical glass |
JPS55151601A (en) * | 1979-05-15 | 1980-11-26 | Minolta Camera Co Ltd | Pentagonal prism for camera finder |
US4285730A (en) * | 1979-10-05 | 1981-08-25 | Corning Glass Works | Moldable glasses |
DE3037004A1 (de) * | 1979-10-05 | 1981-04-16 | Corning Glass Works, Corning, N.Y. | Bei niedrigen temperaturen formbare glaeser |
JPS604145B2 (ja) * | 1981-01-20 | 1985-02-01 | 株式会社ニコン | 弗化物燐酸塩光学ガラス |
FR2528032B1 (fr) * | 1982-06-04 | 1986-04-11 | Corning Glass Works | Compositions de verres moulables de type fluorophosphate contenant de l'oxyde de niobium |
DE3634676A1 (de) * | 1985-10-19 | 1987-04-23 | Leitz Ernst Gmbh | Optische fluorphosphatglaeser mit positiver anomaler teildispersion und verbesserten physiko-chemischen eigenschaften sowie verfahren zu ihrer herstellung |
US4849002A (en) * | 1987-10-27 | 1989-07-18 | Kigre, Inc. | Ion-exchangeable germanate method for strengthened germanate glass articles |
JP3196952B2 (ja) * | 1993-06-08 | 2001-08-06 | キヤノン株式会社 | 光学ガラス素子およびその製造方法 |
US6495481B1 (en) * | 2001-05-21 | 2002-12-17 | Nano Technologies | Glasses for laser and fiber amplifier applications and method for making thereof |
JP6825939B2 (ja) * | 2017-03-02 | 2021-02-03 | Hoya株式会社 | 光学ガラスおよび光学素子 |
TWI687385B (zh) * | 2017-03-31 | 2020-03-11 | 日商Hoya股份有限公司 | 光學玻璃及光學元件 |
JP6606568B2 (ja) * | 2017-03-31 | 2019-11-13 | Hoya株式会社 | 光学ガラスおよび光学素子 |
KR102022976B1 (ko) * | 2017-05-19 | 2019-09-20 | 한국광기술원 | 형광 장수명 특성을 갖는 능동소자용 불소인산염계 유리 |
JP6985173B2 (ja) * | 2018-02-14 | 2021-12-22 | 光ガラス株式会社 | 光学ガラス、光学素子、光学系、カメラ用交換レンズ及び光学装置 |
CN113912290A (zh) * | 2018-05-10 | 2022-01-11 | Hoya株式会社 | 光学玻璃和光学元件 |
CN111138082B (zh) * | 2020-01-13 | 2022-06-17 | 苏州众为光电有限公司 | 一种高稳定性玻璃光纤及其制备方法 |
JP7090678B2 (ja) * | 2020-10-28 | 2022-06-24 | Hoya株式会社 | 光学ガラスおよび光学素子 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430539A (en) * | 1946-01-29 | 1947-11-11 | Eastman Kodak Co | Titanium fluophosphate glass |
US2901363A (en) * | 1948-07-27 | 1959-08-25 | American Optical Corp | Glass compositions and method of making same |
US2996391A (en) * | 1953-01-21 | 1961-08-15 | Leitz Ernst Gmbh | Optical glass |
DE1059157B (de) * | 1958-02-05 | 1959-06-11 | Jenaer Glaswerk Schott & Gen | Optisches Glas mit hohem Fluor- und Titangehalt |
US2919201A (en) * | 1958-07-22 | 1959-12-29 | Director Of The Agency Of Ind | Optical glass |
DE1496566B2 (de) * | 1965-12-31 | 1971-06-16 | Ernst Leitz Gmbh, 6330 Wetzlar | Verfahren zum Herstellen eines Flouoro phosphatglases mit relativ hoher Brechzahl, kleiner Dispersion und erheblicher positiver anomaler Teildispersion |
JPS5018006B1 (fr) * | 1966-06-25 | 1975-06-25 | ||
GB1200527A (en) * | 1967-10-28 | 1970-07-29 | Leitz Ernst Gmbh | Glass having anomalous fractional dispersion |
FR2011703A6 (fr) * | 1968-06-27 | 1970-03-06 | Leitz Ernst Gmbh | |
JPS508446B1 (fr) * | 1969-05-24 | 1975-04-04 | ||
DE2231238C3 (de) * | 1972-06-26 | 1975-02-06 | Ernst Leitz Gmbh, 6330 Wetzlar | In relativ großen Mengen erschmelzbares Fluorophosphatglas |
-
1973
- 1973-08-23 DE DE19732342484 patent/DE2342484B2/de not_active Withdrawn
-
1974
- 1974-08-12 JP JP9160874A patent/JPS5328169B2/ja not_active Expired
- 1974-08-22 FR FR7428845A patent/FR2241505B3/fr not_active Expired
- 1974-08-22 GB GB3689574A patent/GB1435868A/en not_active Expired
- 1974-08-22 US US05/499,661 patent/US3954484A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987002352A1 (fr) * | 1985-10-19 | 1987-04-23 | Ernst Leitz Wetzlar Gmbh | Verre optique phosphate fluore avec dispersion particulaire positive anomale, et son procede de fabrication |
WO1987002351A1 (fr) * | 1985-10-19 | 1987-04-23 | Ernst Leitz Wetzlar Gmbh | Verre phosphate optique avec dispersion particulaire positive anomale, et son procede de fabrication |
Also Published As
Publication number | Publication date |
---|---|
JPS5050416A (fr) | 1975-05-06 |
US3954484A (en) | 1976-05-04 |
DE2342484B2 (de) | 1977-12-29 |
DE2342484A1 (de) | 1975-03-20 |
JPS5328169B2 (fr) | 1978-08-12 |
GB1435868A (en) | 1976-05-19 |
FR2241505B3 (fr) | 1977-06-17 |