ES430697A1 - Un metodo de fabricar una lente de contacto. - Google Patents
Un metodo de fabricar una lente de contacto.Info
- Publication number
- ES430697A1 ES430697A1 ES430697A ES430697A ES430697A1 ES 430697 A1 ES430697 A1 ES 430697A1 ES 430697 A ES430697 A ES 430697A ES 430697 A ES430697 A ES 430697A ES 430697 A1 ES430697 A1 ES 430697A1
- Authority
- ES
- Spain
- Prior art keywords
- contact lenses
- circumferential edge
- lens
- edge surface
- curved lens
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Eyeglasses (AREA)
- Turning (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4677573A GB1488001A (en) | 1973-10-06 | 1973-10-06 | Contact lenses |
Publications (1)
Publication Number | Publication Date |
---|---|
ES430697A1 true ES430697A1 (es) | 1977-04-16 |
Family
ID=10442545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES430697A Expired ES430697A1 (es) | 1973-10-06 | 1974-10-04 | Un metodo de fabricar una lente de contacto. |
Country Status (9)
Country | Link |
---|---|
JP (2) | JPS5641361B2 (fr) |
BE (1) | BE820771A (fr) |
CA (1) | CA1028881A (fr) |
DE (1) | DE2447490C2 (fr) |
ES (1) | ES430697A1 (fr) |
FR (1) | FR2246369B1 (fr) |
GB (1) | GB1488001A (fr) |
IT (1) | IT1022556B (fr) |
NL (1) | NL178852C (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6321552U (fr) * | 1977-08-02 | 1988-02-12 | ||
FR2509483A1 (fr) * | 1981-04-15 | 1983-01-14 | Essilor Int | Lentille de contact |
WO1983003993A1 (fr) * | 1982-05-14 | 1983-11-24 | Coopervision (U.K.) Limited | Fabrication de verres de contact |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3112581A (en) * | 1961-02-03 | 1963-12-03 | Hoffman Jacob | Contact lens finishing machine |
DE1495381B2 (de) * | 1963-09-07 | 1971-06-24 | Czeskoslovenska akademie ved , Prag | Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen |
FR2195930A5 (fr) * | 1972-08-10 | 1974-03-08 | Bausch & Lomb |
-
1973
- 1973-10-06 JP JP11398674A patent/JPS5641361B2/ja not_active Expired
- 1973-10-06 GB GB4677573A patent/GB1488001A/en not_active Expired
-
1974
- 1974-10-02 IT IT2799474A patent/IT1022556B/it active
- 1974-10-03 CA CA210,694A patent/CA1028881A/fr not_active Expired
- 1974-10-04 NL NL7413141A patent/NL178852C/xx not_active IP Right Cessation
- 1974-10-04 DE DE19742447490 patent/DE2447490C2/de not_active Expired
- 1974-10-04 ES ES430697A patent/ES430697A1/es not_active Expired
- 1974-10-04 FR FR7433545A patent/FR2246369B1/fr not_active Expired
- 1974-10-07 BE BE149272A patent/BE820771A/fr not_active IP Right Cessation
-
1980
- 1980-01-21 JP JP464980A patent/JPS56157945A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5078339A (fr) | 1975-06-26 |
NL178852C (nl) | 1986-06-02 |
NL7413141A (nl) | 1975-04-08 |
BE820771A (fr) | 1975-02-03 |
JPS5641361B2 (fr) | 1981-09-28 |
DE2447490C2 (de) | 1985-11-07 |
FR2246369A1 (fr) | 1975-05-02 |
IT1022556B (it) | 1978-04-20 |
GB1488001A (en) | 1977-10-05 |
NL178852B (nl) | 1986-01-02 |
DE2447490A1 (de) | 1975-04-17 |
JPS56157945A (en) | 1981-12-05 |
FR2246369B1 (fr) | 1978-07-07 |
CA1028881A (fr) | 1978-04-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES303931A1 (es) | Un metodo para fabricar lentes de contacto de hidrogel. | |
CA981907A (en) | Machines for edge-trimming and bevelling spectacle lenses | |
ES404452A1 (es) | Aparato para estampar una depresion de lumbrera de valvula conformada en un nucleo de valvula cilindrico. | |
AU5096073A (en) | Vacuum chuck for ophthalimc lens finishing machinery | |
SE7407233L (fr) | ||
ES439081A1 (es) | Procedimiento y dispositivo para el mecanizado fino con arranque de virutas de la superficie exterior de piezas cilindrico-circulares. | |
ES207422U (es) | Un util de corte con filo principal y otro secundario. | |
ES430697A1 (es) | Un metodo de fabricar una lente de contacto. | |
ES434684A1 (es) | Un metodo de centrar opticamente al menos una lente y un sistema de lentes correspondiente. | |
ES284721A1 (es) | Procedimiento de fabricación de hojas de material plástico repujadas | |
ES181114U (es) | Grifo de gas perfeccionado. | |
JPS51129988A (en) | Lathe for machining crank shaft | |
ES430057A1 (es) | Perfeccionamientos introducidos en un patron de pesado para mecanizacion por abrasion total a forma de un modelo prede- terminado en carbon o material similar. | |
SU568521A1 (ru) | Способ обработки параллельных поверхностей | |
ES414556A1 (es) | Perfecionamientos en las matrices de grabar. | |
IT1020950B (it) | Macchina profilatrice a copiare particolarmente per la rifilatura e la bisellatura di lenti oftalmi che | |
ES411180A1 (es) | Procedimiento para la disminucion de la ulterior separacionde formaldehido a partir de placas de virutas aglomeradas o similares. | |
JPS57190744A (en) | Grooving method for shaft | |
JPS5237282A (en) | Method and apparatus for machining cam surfaces | |
JPS5281699A (en) | Electrospark machining system | |
JPS527254A (en) | Reader | |
SU929421A1 (ru) | Шпиндельный узел шлифовального станка, снабженного прибором правки | |
GB1445585A (en) | Camera for sterophotography | |
SU548384A1 (ru) | Способ обработки внутренних контуров | |
ES385973A1 (es) | Un metodo para fabricar un troquel de estampado en forma derodillo. |