FR2191145B1 - - Google Patents

Info

Publication number
FR2191145B1
FR2191145B1 FR7320291A FR7320291A FR2191145B1 FR 2191145 B1 FR2191145 B1 FR 2191145B1 FR 7320291 A FR7320291 A FR 7320291A FR 7320291 A FR7320291 A FR 7320291A FR 2191145 B1 FR2191145 B1 FR 2191145B1
Authority
FR
France
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
FR7320291A
Other languages
French (fr)
Other versions
FR2191145A1 (OSRAM
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.)
Optische Werke G Rodenstock
Original Assignee
Optische Werke G Rodenstock
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 Optische Werke G Rodenstock filed Critical Optische Werke G Rodenstock
Publication of FR2191145A1 publication Critical patent/FR2191145A1/fr
Application granted granted Critical
Publication of FR2191145B1 publication Critical patent/FR2191145B1/fr
Expired 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
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic filters
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/102—Photochromic filters

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
FR7320291A 1972-06-30 1973-06-05 Expired FR2191145B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722232105 DE2232105A1 (de) 1972-06-30 1972-06-30 Phototropes mehrstaerkenbrillenglas

Publications (2)

Publication Number Publication Date
FR2191145A1 FR2191145A1 (OSRAM) 1974-02-01
FR2191145B1 true FR2191145B1 (OSRAM) 1976-11-12

Family

ID=5849295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7320291A Expired FR2191145B1 (OSRAM) 1972-06-30 1973-06-05

Country Status (2)

Country Link
DE (1) DE2232105A1 (OSRAM)
FR (1) FR2191145B1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4302359A1 (de) * 1993-01-28 1994-08-18 Hellmut Dr Worch Sehhilfe

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7018042U (de) * 1970-05-14 1970-12-17 Soehnges Optik Contactlinse aus phototropem material.

Also Published As

Publication number Publication date
DE2232105A1 (de) 1974-01-17
FR2191145A1 (OSRAM) 1974-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse