GB210656A - Improvements in spectacle trial frames - Google Patents

Improvements in spectacle trial frames

Info

Publication number
GB210656A
GB210656A GB854723A GB854723A GB210656A GB 210656 A GB210656 A GB 210656A GB 854723 A GB854723 A GB 854723A GB 854723 A GB854723 A GB 854723A GB 210656 A GB210656 A GB 210656A
Authority
GB
United Kingdom
Prior art keywords
spectacle
trial
trial frames
frames
frame
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
GB854723A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB854723A priority Critical patent/GB210656A/en
Publication of GB210656A publication Critical patent/GB210656A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
    • A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
    • A61B3/04—Trial frames; Sets of lenses for use therewith
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00—Assembling; Repairing; Cleaning
    • G02C13/003—Measuring during assembly or fitting of spectacles

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)

Abstract

210,656. Moseley, A. March 26, 1923. Sight-testing apparatus. - In trial frames having friction wheels supporting and rotating the cylindrical lenses the bracket A supporting the wheel C is made of strip or wire and joined to the frame independently, so that the axis indications of the cylindrical trial lens may be readily made coincident with the degree marks on the frame. Specifications 1254/04 and 24314/13 are referred to.
GB854723A 1923-03-26 1923-03-26 Improvements in spectacle trial frames Expired GB210656A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB854723A GB210656A (en) 1923-03-26 1923-03-26 Improvements in spectacle trial frames

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB854723A GB210656A (en) 1923-03-26 1923-03-26 Improvements in spectacle trial frames

Publications (1)

Publication Number Publication Date
GB210656A true GB210656A (en) 1924-02-07

Family

ID=9854547

Family Applications (1)

Application Number Title Priority Date Filing Date
GB854723A Expired GB210656A (en) 1923-03-26 1923-03-26 Improvements in spectacle trial frames

Country Status (1)

Country Link
GB (1) GB210656A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014202045A3 (en) * 2013-06-21 2015-12-10 KNUTH, Anke Test spectacles, test attachment, test set and method for fitting individually adapted varifocal lenses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014202045A3 (en) * 2013-06-21 2015-12-10 KNUTH, Anke Test spectacles, test attachment, test set and method for fitting individually adapted varifocal lenses

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