FR1484653A - Perfectionnements à la réalisation des moules pour fabrication de lentilles en résines thermodurcissables - Google Patents
Perfectionnements à la réalisation des moules pour fabrication de lentilles en résines thermodurcissablesInfo
- Publication number
- FR1484653A FR1484653A FR45449A FR45449A FR1484653A FR 1484653 A FR1484653 A FR 1484653A FR 45449 A FR45449 A FR 45449A FR 45449 A FR45449 A FR 45449A FR 1484653 A FR1484653 A FR 1484653A
- Authority
- FR
- France
- Prior art keywords
- molds
- lenses
- manufacture
- production
- thermosetting resins
- 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
- 238000004519 manufacturing process Methods 0.000 title 2
- 229920005989 resin Polymers 0.000 title 1
- 239000011347 resin Substances 0.000 title 1
- 229920001187 thermosetting polymer Polymers 0.000 title 1
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
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
-
- 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
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
-
- 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
- B29D11/00932—Combined cutting and grinding thereof
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/20—Uniting glass pieces by fusing without substantial reshaping
- C03B23/22—Uniting glass lenses, e.g. forming bifocal lenses
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
- C03B27/06—Tempering or quenching glass products using gas for glass products other than flat or bent glass plates, e.g. hollow glassware, lenses
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR45449A FR1484653A (fr) | 1966-01-11 | 1966-01-11 | Perfectionnements à la réalisation des moules pour fabrication de lentilles en résines thermodurcissables |
US604759A US3488174A (en) | 1966-01-11 | 1966-12-27 | Manufacture of moulds of tempered glass intended for the production of optical and ophthalmic lenses of thermo-setting resins |
GB588/67A GB1109586A (en) | 1966-01-11 | 1967-01-04 | Improvements in and relating to moulds for use in the manufacture of thermoplastic resin lenses |
DE19671652091 DE1652091A1 (de) | 1966-01-11 | 1967-01-11 | Verfahren zur Herstellung von Formkoerpern fuer die Erzeugung von Linsen aus heisshaertenden Harzen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR45449A FR1484653A (fr) | 1966-01-11 | 1966-01-11 | Perfectionnements à la réalisation des moules pour fabrication de lentilles en résines thermodurcissables |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1484653A true FR1484653A (fr) | 1967-06-16 |
Family
ID=8598289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR45449A Expired FR1484653A (fr) | 1966-01-11 | 1966-01-11 | Perfectionnements à la réalisation des moules pour fabrication de lentilles en résines thermodurcissables |
Country Status (4)
Country | Link |
---|---|
US (1) | US3488174A (fr) |
DE (1) | DE1652091A1 (fr) |
FR (1) | FR1484653A (fr) |
GB (1) | GB1109586A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3828483A (en) * | 1972-10-10 | 1974-08-13 | Bausch & Lomb | Optical lens generating machine having spherical bearing workpiece holder |
USRE31897E (en) * | 1975-03-31 | 1985-05-28 | Minnesota Mining And Manufacturing Company | Method for the alteration of a lens |
US3962833A (en) * | 1975-03-31 | 1976-06-15 | Minnesota Mining And Manufacturing Company | Method for the alteration of a lens and an adhesive lens blocking pad used therein |
US4059428A (en) * | 1976-02-20 | 1977-11-22 | Corning Glass Works | Method of forming sagging mold from a glass ceramic |
AU2006256165B2 (en) * | 2005-06-07 | 2011-09-15 | Tokuyama Corporation | Method for manufacturing plastic lens having coat layer, and lens supporting table |
JP5388212B2 (ja) * | 2009-03-06 | 2014-01-15 | エルジー・ケム・リミテッド | フロートガラス研磨システム用下部ユニット |
EP2537633B1 (fr) * | 2011-06-24 | 2014-05-07 | Comadur S.A. | Système d'usinage d'un biseau |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL67056C (fr) * | ||||
US2395700A (en) * | 1943-03-23 | 1946-02-26 | Alncin Inc | Method and apparatus for shaping optical objects and the like |
US2441108A (en) * | 1947-02-24 | 1948-05-04 | Eastman Kodak Co | Abrading apparatus |
US3337659A (en) * | 1958-06-12 | 1967-08-22 | Lentilles Ophlalmiques Special | Method of producing mold elements for lenses |
US3150950A (en) * | 1960-10-03 | 1964-09-29 | Pittsburgh Plate Glass Co | Working glass |
US3264079A (en) * | 1962-04-09 | 1966-08-02 | Pittsburgh Plate Glass Co | Method of inspecting tempered glass sheets |
US3297422A (en) * | 1963-04-05 | 1967-01-10 | Unvivis Inc | Method of making molds for multifocal ophthalmic lenses |
US3321870A (en) * | 1964-12-18 | 1967-05-30 | Harold E Bolden | Lens holding chuck |
-
1966
- 1966-01-11 FR FR45449A patent/FR1484653A/fr not_active Expired
- 1966-12-27 US US604759A patent/US3488174A/en not_active Expired - Lifetime
-
1967
- 1967-01-04 GB GB588/67A patent/GB1109586A/en not_active Expired
- 1967-01-11 DE DE19671652091 patent/DE1652091A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1652091A1 (de) | 1970-01-15 |
GB1109586A (en) | 1968-04-10 |
US3488174A (en) | 1970-01-06 |
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