CH367622A - Verfahren zur Herstellung von Formkörpern, insbesondere für optische Geräte - Google Patents
Verfahren zur Herstellung von Formkörpern, insbesondere für optische GeräteInfo
- Publication number
- CH367622A CH367622A CH7129459A CH7129459A CH367622A CH 367622 A CH367622 A CH 367622A CH 7129459 A CH7129459 A CH 7129459A CH 7129459 A CH7129459 A CH 7129459A CH 367622 A CH367622 A CH 367622A
- Authority
- CH
- Switzerland
- Prior art keywords
- moldings
- production
- optical devices
- optical
- devices
- Prior art date
Links
Classifications
-
- 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
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
- B29C41/042—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry
- B29C41/045—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry the axis being placed vertically, e.g. spin casting
-
- 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
-
- 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
- B29D11/0073—Optical laminates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
- B29L2011/0041—Contact lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/76—Office equipment or accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT883213X | 1958-04-10 | ||
AT1227497X | 1958-04-10 | ||
AT257558A AT232712B (de) | 1958-04-10 | 1958-04-10 | Verfahren zur Herstellung eines Formkörpers oder dessen Negatives mit einer glatten und möglichst genau gewölbten Oberfläche für optische Geräte od. dgl. |
AT1273798X | 1958-04-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH367622A true CH367622A (de) | 1963-02-28 |
Family
ID=27421793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH7129459A CH367622A (de) | 1958-04-10 | 1959-03-26 | Verfahren zur Herstellung von Formkörpern, insbesondere für optische Geräte |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH367622A (de) |
FR (1) | FR1227497A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0350029A2 (de) * | 1988-07-08 | 1990-01-10 | Ceskoslovenska Akademie Ved | Anwendung und Herstellung von bikonvexen Polymerlinsen |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5061442A (en) * | 1990-10-09 | 1991-10-29 | Eastman Kodak Company | Method of forming a thin sheet of an amalgam |
AU2003274597A1 (en) * | 2002-12-03 | 2004-06-23 | Koninklijke Philips Electronics N.V. | Manufacturing of lens elements |
-
1959
- 1959-03-26 CH CH7129459A patent/CH367622A/de unknown
- 1959-04-08 FR FR791495A patent/FR1227497A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0350029A2 (de) * | 1988-07-08 | 1990-01-10 | Ceskoslovenska Akademie Ved | Anwendung und Herstellung von bikonvexen Polymerlinsen |
EP0350029A3 (de) * | 1988-07-08 | 1991-04-24 | Ceskoslovenska Akademie Ved | Anwendung und Herstellung von bikonvexen Polymerlinsen |
Also Published As
Publication number | Publication date |
---|---|
FR1227497A (fr) | 1960-08-22 |
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