BE731521A - - Google Patents
Info
- Publication number
- BE731521A BE731521A BE731521DA BE731521A BE 731521 A BE731521 A BE 731521A BE 731521D A BE731521D A BE 731521DA BE 731521 A BE731521 A BE 731521A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72408268A | 1968-04-25 | 1968-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE731521A true BE731521A (xx) | 1969-10-15 |
Family
ID=24908909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE731521D BE731521A (xx) | 1968-04-25 | 1969-04-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3566544A (xx) |
| JP (1) | JPS4837315B1 (xx) |
| BE (1) | BE731521A (xx) |
| DE (1) | DE1921286A1 (xx) |
| FR (1) | FR1601546A (xx) |
| GB (1) | GB1256943A (xx) |
| NL (1) | NL6906194A (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3968598A (en) * | 1972-01-20 | 1976-07-13 | Canon Kabushiki Kaisha | Workpiece lapping device |
| SU878530A1 (ru) * | 1979-02-09 | 1981-11-07 | Институт космических исследований АН СССР | Способ формообразовани оптических поверхностей |
| US4993190A (en) * | 1987-03-19 | 1991-02-19 | Canon Kabushiki Kaisha | Polishing apparatus |
| US5157878A (en) * | 1987-03-19 | 1992-10-27 | Canon Kabushiki Kaisha | Polishing method with error correction |
| US4956944A (en) * | 1987-03-19 | 1990-09-18 | Canon Kabushiki Kaisha | Polishing apparatus |
| US4974368A (en) * | 1987-03-19 | 1990-12-04 | Canon Kabushiki Kaisha | Polishing apparatus |
| DE4230237C2 (de) * | 1992-09-10 | 2003-08-21 | Zf Sachs Ag | Hydropneumatischer Schwingungsdämpfer mit einem Bodenventil |
| JPH10329012A (ja) | 1997-03-21 | 1998-12-15 | Canon Inc | 研磨装置および研磨方法 |
| CN110216548B (zh) * | 2019-05-27 | 2021-06-01 | 中国兵器科学研究院宁波分院 | 一种用于离子束加工的多品种大口径光学元件复合装置 |
| CN113134784B (zh) * | 2021-04-20 | 2022-03-29 | 厦门大学 | 一种半导体晶圆无线光电化学机械抛光的方法及装置 |
-
1968
- 1968-04-25 US US724082A patent/US3566544A/en not_active Expired - Lifetime
- 1968-12-30 FR FR1601546D patent/FR1601546A/fr not_active Expired
-
1969
- 1969-04-02 GB GB1256943D patent/GB1256943A/en not_active Expired
- 1969-04-15 BE BE731521D patent/BE731521A/xx unknown
- 1969-04-22 NL NL6906194A patent/NL6906194A/xx unknown
- 1969-04-24 JP JP44031380A patent/JPS4837315B1/ja active Pending
- 1969-04-25 DE DE19691921286 patent/DE1921286A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1921286A1 (de) | 1969-11-06 |
| NL6906194A (xx) | 1969-10-28 |
| JPS4837315B1 (xx) | 1973-11-10 |
| FR1601546A (xx) | 1970-08-24 |
| US3566544A (en) | 1971-03-02 |
| GB1256943A (xx) | 1971-12-15 |