BE679105A - - Google Patents
Info
- Publication number
- BE679105A BE679105A BE679105DA BE679105A BE 679105 A BE679105 A BE 679105A BE 679105D A BE679105D A BE 679105DA BE 679105 A BE679105 A BE 679105A
- Authority
- BE
- Belgium
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
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00076—Production of contact lenses enabling passage of fluids, e.g. oxygen, tears, between the area under the lens and the lens exterior
-
- 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
- B29D11/02—Artificial eyes from organic plastic material
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
- G02B1/041—Lenses
- G02B1/043—Contact lenses
-
- 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
- G02C7/04—Contact lenses for the eyes
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS225665 | 1965-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE679105A true BE679105A (ru) | 1966-09-16 |
Family
ID=5359151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE679105D BE679105A (ru) | 1965-04-06 | 1966-04-06 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE679105A (ru) |
| CH (1) | CH436691A (ru) |
| ES (1) | ES325126A1 (ru) |
| FR (1) | FR1474668A (ru) |
| NL (1) | NL6603756A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4068933A (en) * | 1975-03-18 | 1978-01-17 | Maurice Seiderman | Fenestrated hydrogels for contact lens use and method for making same |
-
1966
- 1966-03-22 NL NL6603756A patent/NL6603756A/xx unknown
- 1966-03-23 CH CH416266A patent/CH436691A/de unknown
- 1966-04-05 ES ES0325126A patent/ES325126A1/es not_active Expired
- 1966-04-06 BE BE679105D patent/BE679105A/xx unknown
- 1966-04-06 FR FR56710A patent/FR1474668A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1474668A (fr) | 1967-03-24 |
| NL6603756A (ru) | 1966-10-07 |
| CH436691A (de) | 1967-05-31 |
| ES325126A1 (es) | 1967-01-01 |