FR2241506A1 - - Google Patents
Info
- Publication number
- FR2241506A1 FR2241506A1 FR7412114A FR7412114A FR2241506A1 FR 2241506 A1 FR2241506 A1 FR 2241506A1 FR 7412114 A FR7412114 A FR 7412114A FR 7412114 A FR7412114 A FR 7412114A FR 2241506 A1 FR2241506 A1 FR 2241506A1
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
-
- 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
- C03C4/00—Compositions for glass with special properties
- C03C4/04—Compositions for glass with special properties for photosensitive glass
- C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732341929 DE2341929C3 (de) | 1973-08-20 | 1973-08-20 | Phototropes, chemisch härtbares Fernteil-Glas auf Silicoborat-Basis, geeignet zur Verschmelzung mit phototropen Nahteilgläsern für Bifokalbrillengläser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2241506A1 true FR2241506A1 (enExample) | 1975-03-21 |
| FR2241506B1 FR2241506B1 (enExample) | 1977-10-28 |
Family
ID=5890170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7412114A Expired FR2241506B1 (enExample) | 1973-08-20 | 1974-04-05 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5413245B2 (enExample) |
| AT (1) | AT337922B (enExample) |
| CA (1) | CA1021981A (enExample) |
| DD (1) | DD107658A5 (enExample) |
| DE (1) | DE2341929C3 (enExample) |
| FR (1) | FR2241506B1 (enExample) |
| GB (1) | GB1460984A (enExample) |
| IT (1) | IT1000653B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2346296A1 (fr) * | 1976-03-31 | 1977-10-28 | Corning Glass Works | Procede pour la fabrication de lentilles ophtalmiques photochromiques multifocales |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61266326A (ja) * | 1985-05-20 | 1986-11-26 | Yoshihiro Abe | 感光性ガラス並びに乳濁ガラス組成物 |
| US4841119A (en) * | 1986-12-19 | 1989-06-20 | N.V. Bekaert S.A. | Welding wire |
| CN110093602B (zh) * | 2019-05-21 | 2020-10-13 | 哈尔滨工业大学 | 一种利用毛细润湿作用制备银纳米线阵列的方法 |
| CN111662008B (zh) * | 2020-06-30 | 2022-04-15 | 成都光明光电股份有限公司 | 玻璃组合物及其制造方法 |
| CN115304283B (zh) * | 2022-01-24 | 2023-05-16 | 苏州东辉光学有限公司 | 一种C-Lens玻璃、毛坯制备方法、拉丝机 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2112376B1 (enExample) * | 1970-11-02 | 1976-04-30 | Jenaer Glaswerk Schott & Gen |
-
1973
- 1973-08-20 DE DE19732341929 patent/DE2341929C3/de not_active Expired
- 1973-10-09 CA CA182,885A patent/CA1021981A/en not_active Expired
- 1973-10-30 AT AT915373A patent/AT337922B/de not_active IP Right Cessation
- 1973-11-05 DD DD17446973A patent/DD107658A5/xx unknown
- 1973-11-20 IT IT7040973A patent/IT1000653B/it active
- 1973-12-01 JP JP13644373A patent/JPS5413245B2/ja not_active Expired
-
1974
- 1974-04-05 FR FR7412114A patent/FR2241506B1/fr not_active Expired
- 1974-07-30 GB GB3363374A patent/GB1460984A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2346296A1 (fr) * | 1976-03-31 | 1977-10-28 | Corning Glass Works | Procede pour la fabrication de lentilles ophtalmiques photochromiques multifocales |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2341929C3 (de) | 1978-07-20 |
| ATA915373A (de) | 1976-11-15 |
| GB1460984A (en) | 1977-01-06 |
| DE2341929B2 (de) | 1977-12-01 |
| DE2341929A1 (de) | 1975-04-24 |
| FR2241506B1 (enExample) | 1977-10-28 |
| JPS5045813A (enExample) | 1975-04-24 |
| AT337922B (de) | 1977-07-25 |
| IT1000653B (it) | 1976-04-10 |
| CA1021981A (en) | 1977-12-06 |
| DD107658A5 (enExample) | 1974-08-12 |
| JPS5413245B2 (enExample) | 1979-05-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |