FR2365818A1 - Lunettes a densite variable - Google Patents

Lunettes a densite variable

Info

Publication number
FR2365818A1
FR2365818A1 FR7629068A FR7629068A FR2365818A1 FR 2365818 A1 FR2365818 A1 FR 2365818A1 FR 7629068 A FR7629068 A FR 7629068A FR 7629068 A FR7629068 A FR 7629068A FR 2365818 A1 FR2365818 A1 FR 2365818A1
Authority
FR
France
Prior art keywords
elements
pair
frame
pivoted
spectacles
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.)
Granted
Application number
FR7629068A
Other languages
English (en)
French (fr)
Other versions
FR2365818B1 (US20100268047A1-20101021-C00003.png
Inventor
Vaito K Eloranta
Benjamin C Ruggles
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
Application filed by Polaroid Corp filed Critical Polaroid Corp
Priority to FR7629068A priority Critical patent/FR2365818A1/fr
Publication of FR2365818A1 publication Critical patent/FR2365818A1/fr
Application granted granted Critical
Publication of FR2365818B1 publication Critical patent/FR2365818B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
FR7629068A 1976-09-28 1976-09-28 Lunettes a densite variable Granted FR2365818A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7629068A FR2365818A1 (fr) 1976-09-28 1976-09-28 Lunettes a densite variable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7629068A FR2365818A1 (fr) 1976-09-28 1976-09-28 Lunettes a densite variable

Publications (2)

Publication Number Publication Date
FR2365818A1 true FR2365818A1 (fr) 1978-04-21
FR2365818B1 FR2365818B1 (US20100268047A1-20101021-C00003.png) 1980-05-30

Family

ID=9178143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7629068A Granted FR2365818A1 (fr) 1976-09-28 1976-09-28 Lunettes a densite variable

Country Status (1)

Country Link
FR (1) FR2365818A1 (US20100268047A1-20101021-C00003.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123019A (fr) * 1955-03-02 1956-09-17 Perfectionnements apportés aux articles de lunetterie
US3542459A (en) * 1969-06-11 1970-11-24 Evert P Lindstrom Safety attachment means for spectacle lenses

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123019A (fr) * 1955-03-02 1956-09-17 Perfectionnements apportés aux articles de lunetterie
US3542459A (en) * 1969-06-11 1970-11-24 Evert P Lindstrom Safety attachment means for spectacle lenses

Also Published As

Publication number Publication date
FR2365818B1 (US20100268047A1-20101021-C00003.png) 1980-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse