GB2086609B - Objective refractor for the eye - Google Patents

Objective refractor for the eye

Info

Publication number
GB2086609B
GB2086609B GB8132816A GB8132816A GB2086609B GB 2086609 B GB2086609 B GB 2086609B GB 8132816 A GB8132816 A GB 8132816A GB 8132816 A GB8132816 A GB 8132816A GB 2086609 B GB2086609 B GB 2086609B
Authority
GB
United Kingdom
Prior art keywords
eye
objective refractor
refractor
objective
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
GB8132816A
Other languages
English (en)
Other versions
GB2086609A (en
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.)
Humphrey Instruments Inc
Original Assignee
Humphrey Instruments Inc
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 Humphrey Instruments Inc filed Critical Humphrey Instruments Inc
Publication of GB2086609A publication Critical patent/GB2086609A/en
Application granted granted Critical
Publication of GB2086609B publication Critical patent/GB2086609B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • 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
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
    • 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
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
    • A61B3/1035—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes for measuring astigmatism
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/10—Bifocal lenses; Multifocal lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Eyeglasses (AREA)
GB8132816A 1980-10-31 1981-10-30 Objective refractor for the eye Expired GB2086609B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20253680A 1980-10-31 1980-10-31

Publications (2)

Publication Number Publication Date
GB2086609A GB2086609A (en) 1982-05-12
GB2086609B true GB2086609B (en) 1985-05-22

Family

ID=22750296

Family Applications (3)

Application Number Title Priority Date Filing Date
GB8132816A Expired GB2086609B (en) 1980-10-31 1981-10-30 Objective refractor for the eye
GB08232428A Expired GB2112543B (en) 1980-10-31 1982-11-12 Objective refractor for the eye
GB08502875A Expired GB2154756B (en) 1980-10-31 1985-02-05 Refractive optical element

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB08232428A Expired GB2112543B (en) 1980-10-31 1982-11-12 Objective refractor for the eye
GB08502875A Expired GB2154756B (en) 1980-10-31 1985-02-05 Refractive optical element

Country Status (6)

Country Link
JP (1) JPS57131423A (ja)
AU (1) AU553164B2 (ja)
CA (1) CA1171706A (ja)
CH (2) CH661198A5 (ja)
DE (1) DE3143162A1 (ja)
GB (3) GB2086609B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985641A (ja) * 1982-11-06 1984-05-17 株式会社トプコン 屈折度測定装置
JPS6185919A (ja) * 1984-10-02 1986-05-01 株式会社トプコン 眼検査装置
DE4335244B4 (de) * 1993-10-15 2006-10-19 Daimlerchrysler Ag Anordnung zur Bildaufnahme
FR2714246B1 (fr) * 1993-12-20 1996-01-12 Blanc Herve Joseph Procédé et système de détermination de la fonction caractéristique bidimensionnelle d'une cellule photosensible.
DE19635942A1 (de) * 1996-09-05 1998-03-12 Vitaly Dr Lissotschenko Optisches Strahlformungssystem
DE10104317C2 (de) * 2001-01-25 2003-04-30 4D Vision Gmbh Linsenanordnung
DE10139355A1 (de) * 2001-08-17 2003-02-27 Lissotschenko Vitalij Anordnung und Vorrichtung zur optischen Strahlhomogenisierung
DE10153397A1 (de) * 2001-11-01 2003-05-15 Plusoptix Ag Vorrichtung und Verfahren zur Messung der Refraktion
DE10335271A1 (de) * 2003-08-01 2005-02-17 Hentze-Lissotschenko Patentverwaltungs Gmbh & Co.Kg Strahlformungsvorrichtung
DE10336957A1 (de) * 2003-08-07 2005-02-24 Hentze-Lissotschenko Patentverwaltungs Gmbh & Co.Kg Vorrichtung zur Formung eines Lichtstrahles
DE102004020250A1 (de) * 2004-04-26 2005-11-10 Hentze-Lissotschenko Patentverwaltungs Gmbh & Co. Kg Vorrichtung und Verfahren zur optischen Strahlhomogenisierung
JP5124864B2 (ja) 2006-06-07 2013-01-23 本田技研工業株式会社 光学装置および移動装置
CN109222886B (zh) * 2018-11-16 2024-04-12 苏州巨目光学科技有限公司 可调屈光度调试眼
CN116058786B (zh) * 2023-03-06 2023-07-07 北京鹰瞳科技发展股份有限公司 眼底屈光地形图的确定方法、装置、电子设备及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1772567C3 (de) * 1968-06-04 1981-07-16 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zur Herstellung von Linsenrastern
GB1327231A (en) * 1970-01-07 1973-08-15 Nat Res Dev Fire detecting apparatus
US3641255A (en) * 1970-04-17 1972-02-08 Rca Corp Noninteracting lens system for a color encoding camera
GB1300300A (en) * 1970-10-15 1972-12-20 Alfred George Torr Improvements in and relating to screens used in photomechanical reproduction
NL7106346A (ja) * 1971-05-08 1972-11-10
GB1377558A (en) * 1972-05-24 1974-12-18 Ferraris C Light producing signal device
JPS6049500B2 (ja) * 1974-03-06 1985-11-02 ハンフリー・インストルメンツ・インコーポレーテツド 乱視効果可変装置
US4070115A (en) * 1976-03-26 1978-01-24 Humphrey Instruments, Inc. Lens meter
JPS5469455A (en) * 1977-11-14 1979-06-04 Tokyo Optical Device for measuring astigmatism axis and refracting power
JPS5470688A (en) * 1977-11-16 1979-06-06 Nippon Chemical Ind Device for measuring eye refracting power
JPS55125844A (en) * 1979-03-20 1980-09-29 Canon Kk Optic refractometer

Also Published As

Publication number Publication date
AU553164B2 (en) 1986-07-03
GB2112543B (en) 1985-05-22
GB2086609A (en) 1982-05-12
CA1171706A (en) 1984-07-31
JPS57131423A (en) 1982-08-14
DE3143162C2 (ja) 1988-04-21
GB2112543A (en) 1983-07-20
JPS6331214B2 (ja) 1988-06-22
CH661198A5 (de) 1987-07-15
CH664888A5 (de) 1988-04-15
GB2154756A (en) 1985-09-11
GB2154756B (en) 1986-05-21
DE3143162A1 (de) 1982-07-29
GB8502875D0 (en) 1985-03-06
AU7681981A (en) 1982-05-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971030