BE383540A - - Google Patents
Info
- Publication number
- BE383540A BE383540A BE383540DA BE383540A BE 383540 A BE383540 A BE 383540A BE 383540D A BE383540D A BE 383540DA BE 383540 A BE383540 A BE 383540A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1930D0029530 DE552316C (de) | 1930-10-29 | 1930-10-29 | Schleifen und Polieren vorzugsweise sphaerischer Flaechen bei Polflaechenberuehrung mittels umlaufender, auf sich schneidenden Achsen sitzender Werkstueck- und Werkzeugtraeger |
| GB26982/31A GB391470A (en) | 1930-10-29 | 1931-09-28 | Grinding and polishing lenses and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE383540A true BE383540A (en:Method) | 1931-11-30 |
Family
ID=10252260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE383540D BE383540A (en:Method) | 1930-10-29 | 1931-10-19 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2005718A (en:Method) |
| BE (1) | BE383540A (en:Method) |
| DE (1) | DE552316C (en:Method) |
| FR (1) | FR727494A (en:Method) |
| GB (1) | GB391470A (en:Method) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2463698A (en) * | 1943-05-31 | 1949-03-08 | Micromatic Hone Corp | Device for generating segmental spherical surfaces |
| US2419543A (en) * | 1944-09-04 | 1947-04-29 | American Optical Corp | Means and methods of abrading |
| US2475275A (en) * | 1945-01-19 | 1949-07-05 | Birchall Henry James | Lens of variable focal power having surfaces of involute form |
| US2478698A (en) * | 1945-09-26 | 1949-08-09 | Rca Corp | Light slit projection system with field flattening lens |
| US2660006A (en) * | 1950-02-25 | 1953-11-24 | Gen Motors Corp | Grinding machine |
| US2643492A (en) * | 1950-12-05 | 1953-06-30 | Burroughs Optomat Inc | Grinding machine and method |
| US2919523A (en) * | 1951-09-04 | 1960-01-05 | Bozena Marie Phillips | Ophthalmic lenses and process and apparatus for producing the same |
| DE1084164B (de) * | 1951-11-17 | 1960-06-23 | Pierre Angenieux | Vorrichtung zum Polieren sphaerischer Flaechen |
| NL248521A (en:Method) * | 1959-02-18 | |||
| US3599377A (en) * | 1968-07-22 | 1971-08-17 | Bausch & Lomb | Lens alignment using gas bearings |
| JPS5321159B2 (en:Method) * | 1972-07-17 | 1978-06-30 | ||
| DE3125915A1 (de) * | 1981-07-01 | 1983-01-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum herstellen einer vorratskathode und vorrichtung zur durchfuehrung des verfahrens |
| CA2368422A1 (en) | 1999-04-01 | 2000-10-12 | General Instrument Corporation | Non-linear distortion generator for both second and third order distortion |
| US20040052536A1 (en) | 2002-09-17 | 2004-03-18 | General Instrument Corporation | Second order predistortion circuit |
| DE102009004787A1 (de) * | 2009-01-13 | 2010-07-15 | Schneider Gmbh & Co. Kg | Vorrichtung und Verfahren zum Polieren von Linsen |
| CN114178934A (zh) * | 2021-12-07 | 2022-03-15 | 扬州市宝余光电有限公司 | 基于镜片厚度加工的铣磨装置及其使用方法 |
| CN115256123B (zh) * | 2022-09-27 | 2023-03-24 | 中安洪信(江苏)健康科技有限公司 | 一种显微镜镜片的抛光装置 |
-
1930
- 1930-10-29 DE DE1930D0029530 patent/DE552316C/de not_active Expired
-
1931
- 1931-09-28 GB GB26982/31A patent/GB391470A/en not_active Expired
- 1931-10-16 FR FR727494D patent/FR727494A/fr not_active Expired
- 1931-10-19 BE BE383540D patent/BE383540A/xx unknown
- 1931-10-26 US US571188A patent/US2005718A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2005718A (en) | 1935-06-25 |
| GB391470A (en) | 1933-04-28 |
| FR727494A (fr) | 1932-06-18 |
| DE552316C (de) | 1932-06-13 |