DE3582681D1 - Verfahren zum formen des umfangrandes von kontaktlinsen. - Google Patents
Verfahren zum formen des umfangrandes von kontaktlinsen.Info
- Publication number
- DE3582681D1 DE3582681D1 DE8585903558T DE3582681T DE3582681D1 DE 3582681 D1 DE3582681 D1 DE 3582681D1 DE 8585903558 T DE8585903558 T DE 8585903558T DE 3582681 T DE3582681 T DE 3582681T DE 3582681 D1 DE3582681 D1 DE 3582681D1
- Authority
- DE
- Germany
- Prior art keywords
- shaping
- contact lenses
- continuous frame
- continuous
- frame
- Prior art date
- 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.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00932—Combined cutting and grinding thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/30—Organic material
- B23K2103/42—Plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1985/001217 WO1987000120A1 (en) | 1985-06-27 | 1985-06-27 | Method for forming a peripheral edge on contact lenses |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3582681D1 true DE3582681D1 (de) | 1991-05-29 |
Family
ID=22188746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585903558T Expired - Lifetime DE3582681D1 (de) | 1985-06-27 | 1985-06-27 | Verfahren zum formen des umfangrandes von kontaktlinsen. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0226581B1 (de) |
JP (1) | JPS62503156A (de) |
DE (1) | DE3582681D1 (de) |
WO (1) | WO1987000120A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IE883230L (en) * | 1988-10-25 | 1990-04-25 | Provost Fellows Ans Scholars O | Laser profiling of lenses |
ES2041587B1 (es) * | 1992-02-04 | 1996-10-01 | Univ Catalunya Politecnica | Procedimiento de pulido de vidrios opticos mediante tratamiento termico superficial con laser. |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3810874A (en) * | 1969-03-10 | 1974-05-14 | Minnesota Mining & Mfg | Polymers prepared from poly(perfluoro-alkylene oxide) compounds |
US3940207A (en) * | 1971-06-11 | 1976-02-24 | E. I. Du Pont De Nemours And Company | Soft, tough low refractive index contact lenses |
DE2536573C3 (de) * | 1975-08-16 | 1980-07-24 | Messer Griesheim Gmbh, 6000 Frankfurt | Verfahren zum Schneiden von Werkstücken mittels aus dem Schneidkopf eines CO2 -Lasers austretender Laser- und Gasstrahlen |
US4136250A (en) * | 1977-07-20 | 1979-01-23 | Ciba-Geigy Corporation | Polysiloxane hydrogels |
US4307046A (en) * | 1979-07-16 | 1981-12-22 | Neefe Charles W | Method of laser machining contact lenses |
SE425464B (sv) * | 1980-11-06 | 1982-10-04 | Optik Innovation Ab Oiab | Forfarande vid framstellning av en lins eller en form for gjutning av en lins |
US4440918A (en) * | 1982-01-18 | 1984-04-03 | Minnesota Mining And Manufacturing Company | Contact lens containing a fluorinated telechelic polyether |
US4623776A (en) * | 1985-01-03 | 1986-11-18 | Dow Corning Corporation | Ring of light laser optics system |
-
1985
- 1985-06-27 DE DE8585903558T patent/DE3582681D1/de not_active Expired - Lifetime
- 1985-06-27 WO PCT/US1985/001217 patent/WO1987000120A1/en active IP Right Grant
- 1985-06-27 EP EP85903558A patent/EP0226581B1/de not_active Expired - Lifetime
- 1985-06-27 JP JP60503061A patent/JPS62503156A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0226581A1 (de) | 1987-07-01 |
EP0226581B1 (de) | 1991-04-24 |
JPS62503156A (ja) | 1987-12-17 |
WO1987000120A1 (en) | 1987-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |