FR1166582A - Method and apparatus for molding lenses and other precision optical elements - Google Patents

Method and apparatus for molding lenses and other precision optical elements

Info

Publication number
FR1166582A
FR1166582A FR1166582DA FR1166582A FR 1166582 A FR1166582 A FR 1166582A FR 1166582D A FR1166582D A FR 1166582DA FR 1166582 A FR1166582 A FR 1166582A
Authority
FR
France
Prior art keywords
optical elements
precision optical
molding lenses
lenses
molding
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Combined Optical Industries Ltd
Original Assignee
Combined Optical Industries Ltd
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 by Combined Optical Industries Ltd filed Critical Combined Optical Industries Ltd
Application granted granted Critical
Publication of FR1166582A publication Critical patent/FR1166582A/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
    • 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
    • B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges
FR1166582D 1955-12-30 1956-12-29 Method and apparatus for molding lenses and other precision optical elements Expired FR1166582A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1166582X 1955-12-30

Publications (1)

Publication Number Publication Date
FR1166582A true FR1166582A (en) 1958-11-13

Family

ID=10879155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1166582D Expired FR1166582A (en) 1955-12-30 1956-12-29 Method and apparatus for molding lenses and other precision optical elements

Country Status (1)

Country Link
FR (1) FR1166582A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425314A1 (en) * 1978-05-12 1979-12-07 Italiana Lenti PROCESS FOR MANUFACTURING LENSES IN POLYMERISABLE SYNTHETIC RESINS
US4993936A (en) * 1989-04-17 1991-02-19 Siepser Steven B Apparatus for compressing, deforming and dehydrating expansile, hydrogel intraocular lens
FR2795361A1 (en) 1999-06-22 2000-12-29 Essilor Int Ophthalmic lens is moulded and hardened between two moulds and then removed; one mould has desired shape of lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425314A1 (en) * 1978-05-12 1979-12-07 Italiana Lenti PROCESS FOR MANUFACTURING LENSES IN POLYMERISABLE SYNTHETIC RESINS
US4993936A (en) * 1989-04-17 1991-02-19 Siepser Steven B Apparatus for compressing, deforming and dehydrating expansile, hydrogel intraocular lens
FR2795361A1 (en) 1999-06-22 2000-12-29 Essilor Int Ophthalmic lens is moulded and hardened between two moulds and then removed; one mould has desired shape of lens

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