FR1219344A - Advanced method of molding optical elements - Google Patents

Advanced method of molding optical elements

Info

Publication number
FR1219344A
FR1219344A FR782541A FR782541A FR1219344A FR 1219344 A FR1219344 A FR 1219344A FR 782541 A FR782541 A FR 782541A FR 782541 A FR782541 A FR 782541A FR 1219344 A FR1219344 A FR 1219344A
Authority
FR
France
Prior art keywords
optical elements
advanced method
molding optical
molding
advanced
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
Application number
FR782541A
Other languages
French (fr)
Inventor
Serge Lavenna
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to FR782541A priority Critical patent/FR1219344A/en
Application granted granted Critical
Publication of FR1219344A publication Critical patent/FR1219344A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/14—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/70—Completely encapsulating inserts
    • 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
    • B29D11/00865—Applying coatings; tinting; colouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B29K2105/243—Partially cured
FR782541A 1958-12-24 1958-12-24 Advanced method of molding optical elements Expired FR1219344A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR782541A FR1219344A (en) 1958-12-24 1958-12-24 Advanced method of molding optical elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR782541A FR1219344A (en) 1958-12-24 1958-12-24 Advanced method of molding optical elements

Publications (1)

Publication Number Publication Date
FR1219344A true FR1219344A (en) 1960-05-17

Family

ID=8709590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR782541A Expired FR1219344A (en) 1958-12-24 1958-12-24 Advanced method of molding optical elements

Country Status (1)

Country Link
FR (1) FR1219344A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014783A1 (en) * 1978-12-28 1980-09-03 Philips Electronics Uk Limited Method of producing aspherical elements and products obtained thereby
DE3426340A1 (en) * 1983-08-03 1985-03-14 Essilor International (Compagnie Générale d'Optique), Créteil, Val-de-Marne METHOD FOR FORMING OPTICAL LENSES WITH SCRATCH-RESISTANT COATING AND LENSES OBTAINED BY THE PROCESS
EP0206397A1 (en) * 1985-06-10 1986-12-30 Koninklijke Philips Electronics N.V. Replica lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014783A1 (en) * 1978-12-28 1980-09-03 Philips Electronics Uk Limited Method of producing aspherical elements and products obtained thereby
DE3426340A1 (en) * 1983-08-03 1985-03-14 Essilor International (Compagnie Générale d'Optique), Créteil, Val-de-Marne METHOD FOR FORMING OPTICAL LENSES WITH SCRATCH-RESISTANT COATING AND LENSES OBTAINED BY THE PROCESS
EP0206397A1 (en) * 1985-06-10 1986-12-30 Koninklijke Philips Electronics N.V. Replica lens

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