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AU508928B2 - Injection moulding optical lenses - Google Patents
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AU508928B2 - Injection moulding optical lenses - Google Patents

Injection moulding optical lenses

Info

Publication number
AU508928B2
AU508928B2 AU21771/77A AU2177177A AU508928B2 AU 508928 B2 AU508928 B2 AU 508928B2 AU 21771/77 A AU21771/77 A AU 21771/77A AU 2177177 A AU2177177 A AU 2177177A AU 508928 B2 AU508928 B2 AU 508928B2
Authority
AU
Australia
Prior art keywords
injection moulding
optical lenses
moulding optical
lenses
injection
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
AU21771/77A
Other versions
AU2177177A (en
Inventor
H. P Weber
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.)
Techsight Corp
Original Assignee
Techsight Corp
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 Techsight Corp filed Critical Techsight Corp
Priority to AU21771/77A priority Critical patent/AU508928B2/en
Publication of AU2177177A publication Critical patent/AU2177177A/en
Application granted granted Critical
Publication of AU508928B2 publication Critical patent/AU508928B2/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
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/563—Enlarging the mould cavity during injection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
AU21771/77A 1977-01-28 1977-01-28 Injection moulding optical lenses Expired AU508928B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU21771/77A AU508928B2 (en) 1977-01-28 1977-01-28 Injection moulding optical lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU21771/77A AU508928B2 (en) 1977-01-28 1977-01-28 Injection moulding optical lenses

Publications (2)

Publication Number Publication Date
AU2177177A AU2177177A (en) 1978-08-03
AU508928B2 true AU508928B2 (en) 1980-04-17

Family

ID=3710998

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21771/77A Expired AU508928B2 (en) 1977-01-28 1977-01-28 Injection moulding optical lenses

Country Status (1)

Country Link
AU (1) AU508928B2 (en)

Also Published As

Publication number Publication date
AU2177177A (en) 1978-08-03

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