NL7107504A - - Google Patents
Info
- Publication number
- NL7107504A NL7107504A NL7107504A NL7107504A NL7107504A NL 7107504 A NL7107504 A NL 7107504A NL 7107504 A NL7107504 A NL 7107504A NL 7107504 A NL7107504 A NL 7107504A NL 7107504 A NL7107504 A NL 7107504A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
- G02C7/061—Spectacle lenses with progressively varying focal power
-
- 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
- B24B13/06—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes
- B24B13/065—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes using a template
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7107504A NL7107504A (https=) | 1971-06-01 | 1971-06-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7107504A NL7107504A (https=) | 1971-06-01 | 1971-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7107504A true NL7107504A (https=) | 1972-12-05 |
Family
ID=19813288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7107504A NL7107504A (https=) | 1971-06-01 | 1971-06-01 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL7107504A (https=) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3018578A1 (de) * | 1979-05-18 | 1980-11-27 | Younger Mfg | Ophthalmische progressive linse sowie verfahren zu ihrer herstellung |
| FR2499725A1 (fr) * | 1981-02-09 | 1982-08-13 | American Optical Corp | Lentilles ophtalmiques a puissance progressive |
| DE3116524A1 (de) * | 1981-02-09 | 1982-08-19 | American Optical Corp., 01550 Southbridge, Mass. | Brillenglas mit progressiv zunehmender brechkraft |
| US4861153A (en) * | 1986-12-19 | 1989-08-29 | American Optical Corporation | Progressive addition spectacle lens |
| DE4342234A1 (de) * | 1992-12-11 | 1994-06-16 | Essilor Int | Gleitsichtbrillenlinse |
| DE4311215A1 (de) * | 1993-04-05 | 1994-10-06 | Rodenstock Optik G | Brillenglas |
-
1971
- 1971-06-01 NL NL7107504A patent/NL7107504A/xx unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3018578A1 (de) * | 1979-05-18 | 1980-11-27 | Younger Mfg | Ophthalmische progressive linse sowie verfahren zu ihrer herstellung |
| FR2499725A1 (fr) * | 1981-02-09 | 1982-08-13 | American Optical Corp | Lentilles ophtalmiques a puissance progressive |
| DE3116524A1 (de) * | 1981-02-09 | 1982-08-19 | American Optical Corp., 01550 Southbridge, Mass. | Brillenglas mit progressiv zunehmender brechkraft |
| US4861153A (en) * | 1986-12-19 | 1989-08-29 | American Optical Corporation | Progressive addition spectacle lens |
| DE4342234A1 (de) * | 1992-12-11 | 1994-06-16 | Essilor Int | Gleitsichtbrillenlinse |
| DE4342234C2 (de) * | 1992-12-11 | 1998-07-02 | Essilor Int | Gleitsichtbrillenlinse |
| DE4311215A1 (de) * | 1993-04-05 | 1994-10-06 | Rodenstock Optik G | Brillenglas |