FR1024794A - Manufacturing process of optical elements - Google Patents
Manufacturing process of optical elementsInfo
- Publication number
- FR1024794A FR1024794A FR1024794DA FR1024794A FR 1024794 A FR1024794 A FR 1024794A FR 1024794D A FR1024794D A FR 1024794DA FR 1024794 A FR1024794 A FR 1024794A
- Authority
- FR
- France
- Prior art keywords
- manufacturing process
- optical elements
- optical
- elements
- manufacturing
- Prior art date
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00019—Production of simple or compound lenses with non-spherical faces, e.g. toric faces
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1024794X | 1949-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1024794A true FR1024794A (en) | 1953-04-07 |
Family
ID=19867232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1024794D Expired FR1024794A (en) | 1949-09-23 | 1950-09-21 | Manufacturing process of optical elements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1024794A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0150537A2 (en) * | 1984-01-18 | 1985-08-07 | Koninklijke Philips Electronics N.V. | Method of manufacturing an optical element |
-
1950
- 1950-09-21 FR FR1024794D patent/FR1024794A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0150537A2 (en) * | 1984-01-18 | 1985-08-07 | Koninklijke Philips Electronics N.V. | Method of manufacturing an optical element |
EP0150537A3 (en) * | 1984-01-18 | 1985-08-14 | N.V. Philips' Gloeilampenfabrieken | Method of manufacturing an optical element, device for the method, and optical element manufactured by means of the method |
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