GB323284A - Improvements in spectacles, eye-glasses, lorgnettes and the like - Google Patents

Improvements in spectacles, eye-glasses, lorgnettes and the like

Info

Publication number
GB323284A
GB323284A GB2911728A GB2911728A GB323284A GB 323284 A GB323284 A GB 323284A GB 2911728 A GB2911728 A GB 2911728A GB 2911728 A GB2911728 A GB 2911728A GB 323284 A GB323284 A GB 323284A
Authority
GB
United Kingdom
Prior art keywords
spectacles
mirror
lorgnettes
glasses
eye
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
GB2911728A
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.)
GAETANO ROI
Original Assignee
GAETANO ROI
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 GAETANO ROI filed Critical GAETANO ROI
Priority to GB2911728A priority Critical patent/GB323284A/en
Publication of GB323284A publication Critical patent/GB323284A/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
    • G02C7/14—Mirrors; Prisms

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)

Abstract

323,284. Roi, G. July 3, 1929. Spectacles and eyeglasses of the kind in which each of the lenses comprises a transparent portion for normal use and a mirror portion at the outer edge to enable the wearer to see behind, have the mirror portions 12 extending over the whole surface at the outer edge and inward for a distance approximating one quarter of the horizontal diameter of the lens. The mirror is covered by a thin glass or other plate.
GB2911728A 1929-07-03 1929-07-03 Improvements in spectacles, eye-glasses, lorgnettes and the like Expired GB323284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2911728A GB323284A (en) 1929-07-03 1929-07-03 Improvements in spectacles, eye-glasses, lorgnettes and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2911728A GB323284A (en) 1929-07-03 1929-07-03 Improvements in spectacles, eye-glasses, lorgnettes and the like

Publications (1)

Publication Number Publication Date
GB323284A true GB323284A (en) 1930-01-02

Family

ID=10286423

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2911728A Expired GB323284A (en) 1929-07-03 1929-07-03 Improvements in spectacles, eye-glasses, lorgnettes and the like

Country Status (1)

Country Link
GB (1) GB323284A (en)

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