FR1170917A - Precision optical element molding process - Google Patents

Precision optical element molding process

Info

Publication number
FR1170917A
FR1170917A FR1170917DA FR1170917A FR 1170917 A FR1170917 A FR 1170917A FR 1170917D A FR1170917D A FR 1170917DA FR 1170917 A FR1170917 A FR 1170917A
Authority
FR
France
Prior art keywords
optical element
molding process
precision optical
element molding
precision
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
Other languages
French (fr)
Inventor
John Johnson
Roger Lancon
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
Application granted granted Critical
Publication of FR1170917A publication Critical patent/FR1170917A/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
    • B29C43/18—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
    • 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
    • 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
FR1170917D 1957-03-22 1957-03-22 Precision optical element molding process Expired FR1170917A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1170917T 1957-03-22

Publications (1)

Publication Number Publication Date
FR1170917A true FR1170917A (en) 1959-01-20

Family

ID=9657299

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1170917D Expired FR1170917A (en) 1957-03-22 1957-03-22 Precision optical element molding process

Country Status (1)

Country Link
FR (1) FR1170917A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211384A (en) * 1978-02-07 1980-07-08 Essilor International (Cie Generale D'optique) Molding assembly for casting soft contact lenses
WO1996005957A2 (en) * 1994-08-23 1996-02-29 Linotype-Hell Ag Method of producing high-precision support surfaces for materials to be exposed to light

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211384A (en) * 1978-02-07 1980-07-08 Essilor International (Cie Generale D'optique) Molding assembly for casting soft contact lenses
WO1996005957A2 (en) * 1994-08-23 1996-02-29 Linotype-Hell Ag Method of producing high-precision support surfaces for materials to be exposed to light
WO1996005957A3 (en) * 1994-08-23 1996-07-18 Hell Ag Linotype Method of producing high-precision support surfaces for materials to be exposed to light

Similar Documents

Publication Publication Date Title
CH379703A (en) Process for the manufacture of an optical element in calcium fluoride
FR1203757A (en) Epoxy polymerization process
FR1170917A (en) Precision optical element molding process
CH391298A (en) Polymer manufacturing process
FR1230760A (en) Polymer methyl methacrylate manufacturing process
FR1219344A (en) Advanced method of molding optical elements
BE602539A (en) Process for manufacturing arylaminopyrazoles
CH387951A (en) Object manufacturing process
FR1166582A (en) Method and apparatus for molding lenses and other precision optical elements
FR1219220A (en) Process for manufacturing 5'-nucleotide solutions
FR1144231A (en) Process for manufacturing aryl-chlorosilanes
CH350435A (en) Process for manufacturing an optical filter and filter obtained by this process
FR1292769A (en) Manufacturing process of optical elements
FR1132991A (en) Process for manufacturing aliphatic chloroepoxides
FR1179771A (en) Ethylenediamine manufacturing process
CH369901A (en) Optical precision probe
FR1276017A (en) Process for the production of artificial flowers with multiple petals
FR1282813A (en) Film manufacturing process
BE618922A (en) Manufacturing process for grooved optical screens
FR1167336A (en) Optical filters
FR1301143A (en) Process for manufacturing transparent articles in synthetic resin, in particular optical lenses
FR1207890A (en) Packaging manufacturing process
FR1204883A (en) Process for manufacturing pyridylacetic esters
FR1187390A (en) Synthetic fiber manufacturing process
FR1332557A (en) Process for manufacturing alpha-amino-benzylpenicillins