BE694801A - - Google Patents
Info
- Publication number
- BE694801A BE694801A BE694801DA BE694801A BE 694801 A BE694801 A BE 694801A BE 694801D A BE694801D A BE 694801DA BE 694801 A BE694801 A BE 694801A
- 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
- B24B13/005—Blocking means, chucks or the like; Alignment devices
- B24B13/0052—Lens block moulding devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (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 |
|---|---|---|---|
| US53130266A | 1966-03-02 | 1966-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE694801A true BE694801A (cg-RX-API-DMAC10.html) | 1967-08-28 |
Family
ID=24117082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE694801D BE694801A (cg-RX-API-DMAC10.html) | 1966-03-02 | 1967-02-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3491489A (cg-RX-API-DMAC10.html) |
| BE (1) | BE694801A (cg-RX-API-DMAC10.html) |
| CH (1) | CH457174A (cg-RX-API-DMAC10.html) |
| DE (1) | DE1652217A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1165391A (cg-RX-API-DMAC10.html) |
| NL (1) | NL6702711A (cg-RX-API-DMAC10.html) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3778937A (en) * | 1970-02-27 | 1973-12-18 | C Neefe | Method for making aspheric surfaces |
| US3641717A (en) * | 1970-02-27 | 1972-02-15 | Charles W Neefe | Method for making aspheric convex surfaces |
| US4267672A (en) * | 1979-06-04 | 1981-05-19 | Cole National Corporation | Lens processing method |
| US4358913A (en) * | 1979-06-04 | 1982-11-16 | Cole National Corporation | Lens block |
| US5210695A (en) * | 1990-10-26 | 1993-05-11 | Gerber Optical, Inc. | Single block mounting system for surfacing and edging of a lens blank and method therefor |
| US5269102A (en) * | 1991-06-19 | 1993-12-14 | Gerber Optical, Inc. | Disposable lap blank |
| US5648025A (en) * | 1995-12-13 | 1997-07-15 | Coburn Optical Industries, Inc. | Method for making light cured ophthalmic lens blocks |
| DE10304388B4 (de) * | 2003-02-03 | 2020-10-29 | Schneider Gmbh & Co. Kg | Zerspanbares Blockstück |
| EP4072776B1 (en) | 2019-12-12 | 2023-12-27 | Benz Research And Development Corporation | Mandrel for holding a lens blank and method of making a lens using the same |
| CN112975654A (zh) * | 2021-02-19 | 2021-06-18 | 王军 | 一种光学内窥镜用滑度研磨装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1911153A (en) * | 1929-12-28 | 1933-05-23 | American Optical Corp | Process of blocking ophthalmic lenses |
| US3192676A (en) * | 1960-01-27 | 1965-07-06 | Textron Inc | Lens blocks |
| US3226887A (en) * | 1962-03-07 | 1966-01-04 | Univis Inc | Method and apparatus for processing of ophthalmic lens |
-
1966
- 1966-03-02 US US531302A patent/US3491489A/en not_active Expired - Lifetime
-
1967
- 1967-01-10 GB GB0364/67A patent/GB1165391A/en not_active Expired
- 1967-02-22 NL NL6702711A patent/NL6702711A/xx unknown
- 1967-02-22 DE DE19671652217 patent/DE1652217A1/de active Pending
- 1967-02-28 BE BE694801D patent/BE694801A/xx unknown
- 1967-03-01 CH CH300467A patent/CH457174A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH457174A (de) | 1968-05-31 |
| GB1165391A (en) | 1969-09-24 |
| DE1652217A1 (de) | 1971-03-11 |
| NL6702711A (cg-RX-API-DMAC10.html) | 1967-09-04 |
| US3491489A (en) | 1970-01-27 |