CH658732A5 - Verfahren zur herstellung einer multifokalen kontaktlinse. - Google Patents
Verfahren zur herstellung einer multifokalen kontaktlinse. Download PDFInfo
- Publication number
- CH658732A5 CH658732A5 CH322282A CH322282A CH658732A5 CH 658732 A5 CH658732 A5 CH 658732A5 CH 322282 A CH322282 A CH 322282A CH 322282 A CH322282 A CH 322282A CH 658732 A5 CH658732 A5 CH 658732A5
- Authority
- CH
- Switzerland
- Prior art keywords
- contact lens
- refractive power
- lens
- polishing
- protective coating
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 claims description 23
- 208000001491 myopia Diseases 0.000 claims description 15
- 239000011253 protective coating Substances 0.000 claims description 12
- 238000005498 polishing Methods 0.000 claims description 10
- 238000007517 polishing process Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims 3
- 238000005520 cutting process Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 9
- 238000012937 correction Methods 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/0025—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor for contact lenses
-
- 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
- B29D11/00028—Bifocal lenses; Multifocal lenses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2238682A JPS58143949A (ja) | 1982-02-15 | 1982-02-15 | 多重焦点コンタクトレンズの製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH658732A5 true CH658732A5 (de) | 1986-11-28 |
Family
ID=12081213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH322282A CH658732A5 (de) | 1982-02-15 | 1982-05-26 | Verfahren zur herstellung einer multifokalen kontaktlinse. |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS58143949A (enrdf_load_stackoverflow) |
| KR (1) | KR850001081B1 (enrdf_load_stackoverflow) |
| AU (1) | AU537795B2 (enrdf_load_stackoverflow) |
| BR (1) | BR8203072A (enrdf_load_stackoverflow) |
| CH (1) | CH658732A5 (enrdf_load_stackoverflow) |
| DE (1) | DE3219585A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2114926B (enrdf_load_stackoverflow) |
| PH (1) | PH20839A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580882A (en) * | 1983-04-21 | 1986-04-08 | Benjamin Nuchman | Continuously variable contact lens |
| JPS6395415A (ja) * | 1986-10-09 | 1988-04-26 | Nobuko Takimoto | 老眼用コンタクトレンズ |
| US9028063B2 (en) * | 2011-08-26 | 2015-05-12 | Johnson & Johnson Vision Care, Inc. | Translating presbyopic contact lens pair |
| CN117103041A (zh) * | 2023-08-31 | 2023-11-24 | 天津津航技术物理研究所 | 一种小口径腔长控制镜的镜面加工方法 |
-
1982
- 1982-02-15 JP JP2238682A patent/JPS58143949A/ja active Granted
- 1982-05-24 AU AU84105/82A patent/AU537795B2/en not_active Ceased
- 1982-05-24 PH PH27337A patent/PH20839A/en unknown
- 1982-05-25 DE DE19823219585 patent/DE3219585A1/de not_active Ceased
- 1982-05-26 CH CH322282A patent/CH658732A5/de not_active IP Right Cessation
- 1982-05-26 GB GB08215353A patent/GB2114926B/en not_active Expired
- 1982-05-26 BR BR8203072A patent/BR8203072A/pt unknown
- 1982-05-27 KR KR820002341A patent/KR850001081B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58143949A (ja) | 1983-08-26 |
| GB2114926B (en) | 1985-10-30 |
| KR830009903A (ko) | 1983-12-24 |
| GB2114926A (en) | 1983-09-01 |
| PH20839A (en) | 1987-05-08 |
| KR850001081B1 (ko) | 1985-07-27 |
| JPS6147657B2 (enrdf_load_stackoverflow) | 1986-10-20 |
| AU537795B2 (en) | 1984-07-12 |
| DE3219585A1 (de) | 1983-08-25 |
| BR8203072A (pt) | 1983-12-13 |
| AU8410582A (en) | 1983-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |