GB304074A - Improvements in and relating to unifocal eye protecting lens - Google Patents

Improvements in and relating to unifocal eye protecting lens

Info

Publication number
GB304074A
GB304074A GB846028A GB846028A GB304074A GB 304074 A GB304074 A GB 304074A GB 846028 A GB846028 A GB 846028A GB 846028 A GB846028 A GB 846028A GB 304074 A GB304074 A GB 304074A
Authority
GB
United Kingdom
Prior art keywords
unifocal
relating
lens
eye protecting
protecting lens
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
GB846028A
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.)
ALFRED EDWIN JONES
Original Assignee
ALFRED EDWIN JONES
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 ALFRED EDWIN JONES filed Critical ALFRED EDWIN JONES
Priority to GB846028A priority Critical patent/GB304074A/en
Publication of GB304074A publication Critical patent/GB304074A/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
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Rehabilitation Tools (AREA)
  • Eyeglasses (AREA)

Abstract

304,074. Jones, A. E. March 20, 1928, Spectacle lenses.-A unifocal lens is provided with a recess in which is placed a colouned segment. 5b for the protection of the eye of the wearer against dazzle. The coloured segment is preferably disposed above the normal line of vision and may be applied to the outside or inside of the lens.
GB846028A 1928-03-20 1928-03-20 Improvements in and relating to unifocal eye protecting lens Expired GB304074A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB846028A GB304074A (en) 1928-03-20 1928-03-20 Improvements in and relating to unifocal eye protecting lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB846028A GB304074A (en) 1928-03-20 1928-03-20 Improvements in and relating to unifocal eye protecting lens

Publications (1)

Publication Number Publication Date
GB304074A true GB304074A (en) 1929-01-17

Family

ID=9852885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB846028A Expired GB304074A (en) 1928-03-20 1928-03-20 Improvements in and relating to unifocal eye protecting lens

Country Status (1)

Country Link
GB (1) GB304074A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154337A (en) * 1984-02-17 1985-09-04 Zeiss Stiftung Multifocal spectacle lens having a large near-vision part
GB2242541A (en) * 1990-03-30 1991-10-02 Asahi Optical Co Ltd Cemented lens and process for production thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154337A (en) * 1984-02-17 1985-09-04 Zeiss Stiftung Multifocal spectacle lens having a large near-vision part
GB2242541A (en) * 1990-03-30 1991-10-02 Asahi Optical Co Ltd Cemented lens and process for production thereof
US5162825A (en) * 1990-03-30 1992-11-10 Asahi Kogaku Kogyo K.K. Cemented lens and process for production thereof
GB2242541B (en) * 1990-03-30 1994-02-16 Asahi Optical Co Ltd Cemented lens and process for production thereof
USRE36049E (en) * 1990-03-30 1999-01-19 Asahi Kogaku Kogyo Kabushiki Kaisha Cemented lens and process for production thereof

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