AT338451B - Phototropes glas, geeignet als nahteilmaterial zur verschmelzung mit phototropen fernteilglasern fur mehrfokalbrillenglaser - Google Patents
Phototropes glas, geeignet als nahteilmaterial zur verschmelzung mit phototropen fernteilglasern fur mehrfokalbrillenglaserInfo
- Publication number
- AT338451B AT338451B AT191173A AT191173A AT338451B AT 338451 B AT338451 B AT 338451B AT 191173 A AT191173 A AT 191173A AT 191173 A AT191173 A AT 191173A AT 338451 B AT338451 B AT 338451B
- Authority
- AT
- Austria
- Prior art keywords
- phototropic
- lenses
- fusing
- suture material
- glass
- Prior art date
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
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/23—Photochromic filters
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Glass Compositions (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722223629 DE2223629C3 (de) | 1972-05-15 | Phototropes Glas, geeignet als Nahteilmaterial zur Verschmelzung mit phototropen Fernteilgläsern auf der Basis eines optischen Glases des Systems SiO tief 2 -B tief 2 0 tief 3 -Al tief 2 0 tief 3 -La tief 2 0 tief 3 -PbO-(ZnO) |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA191173A ATA191173A (de) | 1976-12-15 |
AT338451B true AT338451B (de) | 1977-08-25 |
Family
ID=5844917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT191173A AT338451B (de) | 1972-05-15 | 1973-03-05 | Phototropes glas, geeignet als nahteilmaterial zur verschmelzung mit phototropen fernteilglasern fur mehrfokalbrillenglaser |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS549605B2 (de) |
AT (1) | AT338451B (de) |
CA (1) | CA1023187A (de) |
FR (1) | FR2184805B1 (de) |
GB (1) | GB1419644A (de) |
IT (1) | IT985902B (de) |
Families Citing this family (6)
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 |
DE3117000C2 (de) * | 1981-04-29 | 1986-05-28 | Schott Glaswerke, 6500 Mainz | Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 40 und einer Dichte ≦ 3,2 g/cm↑3↑ |
DE3917614C1 (de) * | 1989-05-31 | 1990-06-07 | Schott Glaswerke, 6500 Mainz, De | |
JP2711618B2 (ja) * | 1992-06-30 | 1998-02-10 | ティーディーケイ株式会社 | 誘電体組成物、多層配線基板および積層セラミックコンデンサ |
US8361917B2 (en) | 2010-08-05 | 2013-01-29 | Schott Corporation | Rare earth aluminoborosilicate glass composition |
JPWO2021095622A1 (de) * | 2019-11-14 | 2021-05-20 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1924493C3 (de) * | 1968-05-17 | 1975-12-18 | Nippon Sheet Glass Co. Ltd., Osaka (Japan) | Schnell reagierendes phototropes Glas hoher Stabilität auf Borat- oder Borosilikatbasis sowie Verfahren zu seiner Herstellung |
FR2104862A1 (en) * | 1970-08-19 | 1972-04-21 | Corning Glass Works | Heat-darkenable photochromic glass - with lanthanum borate glass-phase contg silver halides and copper oxide |
-
1973
- 1973-03-05 AT AT191173A patent/AT338451B/de not_active IP Right Cessation
- 1973-04-04 JP JP3793373A patent/JPS549605B2/ja not_active Expired
- 1973-05-14 IT IT6836973A patent/IT985902B/it active
- 1973-05-14 FR FR7317342A patent/FR2184805B1/fr not_active Expired
- 1973-05-15 CA CA171,363A patent/CA1023187A/en not_active Expired
- 1973-05-15 GB GB2305973A patent/GB1419644A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2223629B2 (de) | 1975-12-04 |
GB1419644A (en) | 1975-12-31 |
FR2184805B1 (de) | 1978-07-07 |
JPS549605B2 (de) | 1979-04-26 |
FR2184805A1 (de) | 1973-12-28 |
CA1023187A (en) | 1977-12-27 |
IT985902B (it) | 1974-12-30 |
DE2223629A1 (de) | 1973-12-06 |
ATA191173A (de) | 1976-12-15 |
JPS4926314A (de) | 1974-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |