AU606402B2 - Mould to produce a blank for spectacle lenses and blanks produced with it - Google Patents

Mould to produce a blank for spectacle lenses and blanks produced with it

Info

Publication number
AU606402B2
AU606402B2 AU14322/88A AU1432288A AU606402B2 AU 606402 B2 AU606402 B2 AU 606402B2 AU 14322/88 A AU14322/88 A AU 14322/88A AU 1432288 A AU1432288 A AU 1432288A AU 606402 B2 AU606402 B2 AU 606402B2
Authority
AU
Australia
Prior art keywords
blank
mould
produce
spectacle lenses
blanks produced
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.)
Ceased
Application number
AU14322/88A
Other versions
AU1432288A (en
Inventor
Gerd Furter
Alois Pfau
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss SMT GmbH
Carl Zeiss AG
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 Carl Zeiss SMT GmbH, Carl Zeiss AG filed Critical Carl Zeiss SMT GmbH
Publication of AU1432288A publication Critical patent/AU1432288A/en
Application granted granted Critical
Publication of AU606402B2 publication Critical patent/AU606402B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • B29D11/0048—Moulds for lenses
    • B29D11/00528—Consisting of two mould halves joined by an annular gasket
    • 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
    • B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
    • 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
AU14322/88A 1987-04-10 1988-04-05 Mould to produce a blank for spectacle lenses and blanks produced with it Ceased AU606402B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8705203U DE8705203U1 (en) 1987-04-10 1987-04-10
DE8705203 1987-04-10

Publications (2)

Publication Number Publication Date
AU1432288A AU1432288A (en) 1988-10-13
AU606402B2 true AU606402B2 (en) 1991-02-07

Family

ID=6806830

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14322/88A Ceased AU606402B2 (en) 1987-04-10 1988-04-05 Mould to produce a blank for spectacle lenses and blanks produced with it

Country Status (5)

Country Link
JP (1) JPH0523542Y2 (en)
AU (1) AU606402B2 (en)
DE (1) DE8705203U1 (en)
FR (1) FR2613709B3 (en)
IT (1) IT214122Z2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0271338A1 (en) * 1986-12-10 1988-06-15 Corning Glass Works Multi-part mold assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0271338A1 (en) * 1986-12-10 1988-06-15 Corning Glass Works Multi-part mold assembly

Also Published As

Publication number Publication date
DE8705203U1 (en) 1987-07-23
FR2613709A1 (en) 1988-10-14
IT214122Z2 (en) 1990-04-02
JPH0523542Y2 (en) 1993-06-16
AU1432288A (en) 1988-10-13
JPS63170433U (en) 1988-11-07
FR2613709B3 (en) 1989-10-13
IT8835633V0 (en) 1988-04-08

Similar Documents

Publication Publication Date Title
AU605428B2 (en) A lens having a large refractive index and a process for producing the same
AU3540589A (en) High refractive index lens and method for its production
GB8809558D0 (en) Process for producing ophthalmic lens
AU7044396A (en) Method for the production of plastic lenses
AU587192B2 (en) Toric contact lens with the centre of gravity displaced towards its edge, a mould for production thereof and a method for manufacturing of moulds
AU3904389A (en) Multifocal diffractive lens
AU3225789A (en) Multi-focal diffractive ophthalmic lenses
EP0484090A3 (en) Mold assembly for making an ocular lens blank
AU3464789A (en) Multiple contour diffractive lens
AU3007989A (en) Highly-refractive plastic lens and process for making the lens
AU2998489A (en) Plastic lenses having a high-refracting index and process for the preparation thereof
AU3457389A (en) Method of shaping blanks of thermoformable material
AU1870488A (en) Multifocal ophthalmic lens
EP0325673A3 (en) Mold for and method of making contact and intraocular lenses
AU3214789A (en) Process for producing intraocular lens for correcting cyanopia
AU575904B2 (en) Making opthalmic lens
AU1212892A (en) Method for forming edges on lenses
AU7408191A (en) A process for the production of kappa-caseino- glycomacropeptide
GB2167341B (en) A method of production of optical blanks
AU6709481A (en) Method of producing an article and article produced in a mould which defines the contour of the article
GB2172593B (en) Process for the production of a lightweight mirror blank
AU1481188A (en) Process for producing aziridines
GB8709127D0 (en) Sensing lens blank
AU8321287A (en) Multi-focal lens equipped with small progressive-focal lens
AU2063188A (en) Method of making hydrogel contact lenses having aspheric front surfaces