CA1028088A - Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester - Google Patents

Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester

Info

Publication number
CA1028088A
CA1028088A CA176,061A CA176061A CA1028088A CA 1028088 A CA1028088 A CA 1028088A CA 176061 A CA176061 A CA 176061A CA 1028088 A CA1028088 A CA 1028088A
Authority
CA
Canada
Prior art keywords
striae
copolymer
diethylene glycol
plastic lens
glycol bis
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
CA176,061A
Other languages
French (fr)
Other versions
CA176061S (en
Inventor
Charles E. Ring
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.)
Buckbee Mears Co
Original Assignee
Buckbee Mears Co
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 Buckbee Mears Co filed Critical Buckbee Mears Co
Application granted granted Critical
Publication of CA1028088A publication Critical patent/CA1028088A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
CA176,061A 1972-10-10 1973-07-10 Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester Expired CA1028088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29619472A 1972-10-10 1972-10-10

Publications (1)

Publication Number Publication Date
CA1028088A true CA1028088A (en) 1978-03-14

Family

ID=23141002

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,061A Expired CA1028088A (en) 1972-10-10 1973-07-10 Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester

Country Status (3)

Country Link
JP (1) JPS4973442A (en)
CA (1) CA1028088A (en)
DE (1) DE2346497A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107949584A (en) * 2015-09-16 2018-04-20 三井化学株式会社 Polymerizable composition for optical material, the optical material and plastic lens obtained by said composition

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490326A1 (en) * 1980-09-12 1982-03-19 Champeau Andre HYBRID FOCUSING TRANSMISSIVE OPTICAL SYSTEM
JPS5823306U (en) * 1981-08-05 1983-02-14 富士写真光機株式会社 Endoscope optical system
US4576766A (en) * 1983-09-07 1986-03-18 The Plessey Company Plc Photochromic compounds and their use in photoreactive lenses
DE3333502A1 (en) * 1983-09-16 1985-04-18 Röhm GmbH, 6100 Darmstadt THERMOPLASTIC PLASTIC MOLDS CONTAINING UV ABSORBER
JP3661600B2 (en) * 2000-07-27 2005-06-15 住友化学株式会社 Methyl methacrylate resin composition and molded article thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107949584A (en) * 2015-09-16 2018-04-20 三井化学株式会社 Polymerizable composition for optical material, the optical material and plastic lens obtained by said composition
US20180341043A1 (en) * 2015-09-16 2018-11-29 Mitsui Chemicals, Inc. Polymerizable composition for optical material, optical material obtained from the composition, and plastic lens
US10921489B2 (en) * 2015-09-16 2021-02-16 Mitsui Chemicals, Inc. Polymerizable composition for optical material, optical material obtained from the composition, and plastic lens

Also Published As

Publication number Publication date
JPS4973442A (en) 1974-07-16
DE2346497A1 (en) 1974-04-25

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