FR675812A - Auxiliary spectacle frame - Google Patents

Auxiliary spectacle frame

Info

Publication number
FR675812A
FR675812A FR675812DA FR675812A FR 675812 A FR675812 A FR 675812A FR 675812D A FR675812D A FR 675812DA FR 675812 A FR675812 A FR 675812A
Authority
FR
France
Prior art keywords
spectacle frame
auxiliary spectacle
auxiliary
frame
spectacle
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
Other languages
French (fr)
Inventor
Robert Klein
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 filed Critical
Application granted granted Critical
Publication of FR675812A publication Critical patent/FR675812A/en
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
    • G02C7/08—Auxiliary lenses; Arrangements for varying focal length
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C9/00—Attaching auxiliary optical parts
    • G02C9/04—Attaching auxiliary optical parts by fitting over or clamping on

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
FR675812D 1929-05-27 1929-05-27 Auxiliary spectacle frame Expired FR675812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR675812T 1929-05-27

Publications (1)

Publication Number Publication Date
FR675812A true FR675812A (en) 1930-02-14

Family

ID=9019544

Family Applications (1)

Application Number Title Priority Date Filing Date
FR675812D Expired FR675812A (en) 1929-05-27 1929-05-27 Auxiliary spectacle frame

Country Status (1)

Country Link
FR (1) FR675812A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770167A (en) * 1951-08-20 1956-11-13 Georges Lissac Clip-on sunglasses
US5080475A (en) * 1990-08-22 1992-01-14 Ferron Robert W Auxiliary lens frame for eyeglasses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770167A (en) * 1951-08-20 1956-11-13 Georges Lissac Clip-on sunglasses
US5080475A (en) * 1990-08-22 1992-01-14 Ferron Robert W Auxiliary lens frame for eyeglasses

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