FR2076772A5 - - Google Patents
Info
- Publication number
- FR2076772A5 FR2076772A5 FR7002892A FR7002892A FR2076772A5 FR 2076772 A5 FR2076772 A5 FR 2076772A5 FR 7002892 A FR7002892 A FR 7002892A FR 7002892 A FR7002892 A FR 7002892A FR 2076772 A5 FR2076772 A5 FR 2076772A5
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- B24B13/0018—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor for plane optical surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7002892A FR2076772A5 (enrdf_load_stackoverflow) | 1970-01-28 | 1970-01-28 | |
CH16871A CH535633A (fr) | 1970-01-28 | 1971-01-07 | Procédé de fabrication d'une pièce optique allégée, dispositif pour la mise en oeuvre du procédé, et pièce optique allégée obtenue selon le procédé |
SE7100220A SE383784B (sv) | 1970-01-28 | 1971-01-11 | Forfarande for framstellning av en optisk del med liten vikt av ett monolitiskt emne |
CA102,890*7A CA945763A (en) | 1970-01-28 | 1971-01-15 | Pieces optiques allegees et de tres haute precision |
US00110124A US3753322A (en) | 1970-01-28 | 1971-01-27 | Methods for the manufacture of lightweight optical parts |
DE2103919A DE2103919C3 (de) | 1970-01-28 | 1971-01-28 | Verfahren zum Herstellen eines optischen Leichtbauteiles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7002892A FR2076772A5 (enrdf_load_stackoverflow) | 1970-01-28 | 1970-01-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2076772A5 true FR2076772A5 (enrdf_load_stackoverflow) | 1971-10-15 |
Family
ID=9049693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7002892A Expired FR2076772A5 (enrdf_load_stackoverflow) | 1970-01-28 | 1970-01-28 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH535633A (enrdf_load_stackoverflow) |
FR (1) | FR2076772A5 (enrdf_load_stackoverflow) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1139662A (fr) * | 1955-04-27 | 1957-07-03 | Wenczler & Heidenhain Patentve | Fabrication de réticules et réseaux réticulaires au moyen d'ultrasons |
FR1268097A (fr) * | 1960-09-21 | 1961-07-28 | Heraeus Schott Quarzschmelze | Miroir de grande précision à grande constance de surface, en particulier miroir de grande dimension |
DE1259118B (de) * | 1965-09-23 | 1968-01-18 | Heraeus Schott Quarzschmelze | Optisches Fenster hoher Lichtdurchlaessigkeit fuer Behaelter, Druckbehaelter und Simulationskammern |
-
1970
- 1970-01-28 FR FR7002892A patent/FR2076772A5/fr not_active Expired
-
1971
- 1971-01-07 CH CH16871A patent/CH535633A/fr not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1139662A (fr) * | 1955-04-27 | 1957-07-03 | Wenczler & Heidenhain Patentve | Fabrication de réticules et réseaux réticulaires au moyen d'ultrasons |
FR1268097A (fr) * | 1960-09-21 | 1961-07-28 | Heraeus Schott Quarzschmelze | Miroir de grande précision à grande constance de surface, en particulier miroir de grande dimension |
DE1259118B (de) * | 1965-09-23 | 1968-01-18 | Heraeus Schott Quarzschmelze | Optisches Fenster hoher Lichtdurchlaessigkeit fuer Behaelter, Druckbehaelter und Simulationskammern |
Also Published As
Publication number | Publication date |
---|---|
CH535633A (fr) | 1973-04-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licences | ||
CL | Concession to grant licences | ||
CL | Concession to grant licences | ||
ST | Notification of lapse |