AU5493473A - Light-polarizing element and method - Google Patents

Light-polarizing element and method

Info

Publication number
AU5493473A
AU5493473A AU54934/73A AU5493473A AU5493473A AU 5493473 A AU5493473 A AU 5493473A AU 54934/73 A AU54934/73 A AU 54934/73A AU 5493473 A AU5493473 A AU 5493473A AU 5493473 A AU5493473 A AU 5493473A
Authority
AU
Australia
Prior art keywords
light
polarizing element
polarizing
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
AU54934/73A
Other versions
AU478042B2 (en
Inventor
Sumner Cohen Fredric
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.)
Polaroid Corp
Original Assignee
Polaroid 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
Publication of AU478042B2 publication Critical patent/AU478042B2/en
Priority claimed from US00312909A external-priority patent/US3846013A/en
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of AU5493473A publication Critical patent/AU5493473A/en
Anticipated expiration legal-status Critical
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
    • B29D11/0048—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
    • 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
    • B29D11/0073—Optical laminates
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes
    • G02C7/049—Contact lenses having special fitting or structural features achieved by special materials or material structures
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/12—Polarisers
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/76—Office equipment or accessories
    • B29L2031/7602—Maps
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/16—Laminated or compound lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Health & Medical Sciences (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
AU54934/73A 1972-05-02 1973-04-27 Light-polarizing element and method Expired AU478042B2 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US24955072A 1972-05-02 1972-05-02
US24954972A 1972-05-02 1972-05-02
USUS249,550 1972-05-02
USUS249,549 1972-05-02
US26625072A 1972-06-26 1972-06-26
USUS266,250 1972-06-26
USUS312,909 1972-12-07
US00312909A US3846013A (en) 1972-05-02 1972-12-07 Light-polarizing element

Publications (2)

Publication Number Publication Date
AU478042B2 AU478042B2 (en)
AU5493473A true AU5493473A (en) 1974-10-31

Family

ID=

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997022894A1 (en) * 1995-12-18 1997-06-26 Sola International Holdings Ltd. Laminate wafers
AU734970B2 (en) * 1995-12-18 2001-06-28 Carl Zeiss Vision Australia Holdings Ltd Laminate wafers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997022894A1 (en) * 1995-12-18 1997-06-26 Sola International Holdings Ltd. Laminate wafers
AU734970B2 (en) * 1995-12-18 2001-06-28 Carl Zeiss Vision Australia Holdings Ltd Laminate wafers
US6256152B1 (en) 1995-12-18 2001-07-03 Sola International Holdings Ltd. Laminate wafers

Also Published As

Publication number Publication date
JPS53121640A (en) 1978-10-24
IT983041B (en) 1974-10-31
FR2183108A1 (en) 1973-12-14
GB1435329A (en) 1976-05-12
NL180569B (en) 1986-10-16
JPS5513009B2 (en) 1980-04-05
NL7306093A (en) 1973-11-06
DE2321886C2 (en) 1984-09-13
NL180569C (en) 1987-03-16
JPS4949646A (en) 1974-05-14
JPS6226289B2 (en) 1987-06-08
CA986760A (en) 1976-04-06
DE2321886A1 (en) 1973-11-15
FR2183108B1 (en) 1977-04-29

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