NL155725B - Automatische refracto-optometer. - Google Patents
Automatische refracto-optometer.Info
- Publication number
- NL155725B NL155725B NL7413647.A NL7413647A NL155725B NL 155725 B NL155725 B NL 155725B NL 7413647 A NL7413647 A NL 7413647A NL 155725 B NL155725 B NL 155725B
- Authority
- NL
- Netherlands
- Prior art keywords
- refracto
- optometer
- automatic
- refracto optometer
- automatic refracto
- Prior art date
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
- A61B3/10—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
- A61B3/14—Arrangements specially adapted for eye photography
- A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
- A61B3/156—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for blocking
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13234073A JPS5313113B2 (xx) | 1973-11-26 | 1973-11-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7413647A NL7413647A (nl) | 1975-05-28 |
NL155725B true NL155725B (nl) | 1978-02-15 |
Family
ID=15079036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7413647.A NL155725B (nl) | 1973-11-26 | 1974-10-17 | Automatische refracto-optometer. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4021102A (xx) |
JP (1) | JPS5313113B2 (xx) |
AU (1) | AU474137B2 (xx) |
CA (1) | CA1006022A (xx) |
DE (1) | DE2449910C2 (xx) |
FR (1) | FR2252077B1 (xx) |
GB (1) | GB1464729A (xx) |
IT (1) | IT1025879B (xx) |
NL (1) | NL155725B (xx) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5652882Y2 (xx) * | 1975-09-17 | 1981-12-10 | ||
JPS5367987A (en) * | 1976-11-30 | 1978-06-16 | Hoya Lens Co Ltd | Automatic refractometer |
JPS53111697A (en) * | 1977-03-11 | 1978-09-29 | Asahi Optical Co Ltd | Optical system of objective automatic ophthalmoscope |
US4293198A (en) * | 1977-09-21 | 1981-10-06 | Canon Kabushiki Kaisha | Eye refractometer |
JPS5469455A (en) * | 1977-11-14 | 1979-06-04 | Tokyo Optical | Device for measuring astigmatism axis and refracting power |
DE2807515C2 (de) * | 1978-02-22 | 1983-12-08 | Oculus-Optikgeräte GmbH, 6331 Dutenhofen | Synoptophor |
JPS5521951A (en) * | 1978-08-04 | 1980-02-16 | Tokyo Optical | Digital system eye refractometer |
JPS5542624A (en) * | 1978-09-20 | 1980-03-26 | Canon Kk | Automatic eye refraction measuring system |
JPS5566347A (en) * | 1978-11-13 | 1980-05-19 | Tokyo Optical | Infrared ray refractometer |
DE3001244A1 (de) * | 1979-01-16 | 1980-07-24 | Canon Kk | Fokussierungssystem fuer eine augengrundkamera |
JPS5596140A (en) * | 1979-01-19 | 1980-07-22 | Canon Kk | Eyeground inspection device |
JPS55122529A (en) * | 1979-03-16 | 1980-09-20 | Canon Kk | Optic refractometer |
JPS55125844A (en) * | 1979-03-20 | 1980-09-29 | Canon Kk | Optic refractometer |
JPS55155631A (en) * | 1979-05-21 | 1980-12-04 | Tokyo Optical | Projector for target in infrared eye refractometer |
JPS56813U (xx) * | 1979-06-18 | 1981-01-07 | ||
JPS565635A (en) * | 1979-06-26 | 1981-01-21 | Canon Kk | Eye refractive power measuring apparatus |
JPS565636A (en) * | 1979-06-27 | 1981-01-21 | Canon Kk | Automatic eye refraction meter |
US4257689A (en) * | 1979-07-16 | 1981-03-24 | Yancey Don R | Pulse pattern visual acuity device |
DE3031822A1 (de) * | 1979-08-24 | 1981-03-12 | Canon K.K., Tokyo | Augenuntersuchungsgeraet. |
JPS5663331A (en) * | 1979-10-26 | 1981-05-29 | Canon Kk | Inspecting device for eye |
JPS5666234A (en) * | 1979-11-02 | 1981-06-04 | Canon Kk | Measuring apparatus |
JPS56161032A (en) * | 1980-05-16 | 1981-12-11 | Canon Kk | Automatic eye refraction meter |
FR2497087A1 (fr) * | 1980-12-30 | 1982-07-02 | Essilor Int | Keratometre automatique |
JPS5849133A (ja) * | 1981-09-17 | 1983-03-23 | キヤノン株式会社 | 眼底カメラ |
DE3147524C2 (de) * | 1981-12-01 | 1983-10-20 | Heine Optotechnik Gmbh & Co Kg, 8036 Herrsching | Handophthalmoskop |
US5500698A (en) * | 1984-11-09 | 1996-03-19 | Sims; Clinton N. | Optical instruments such as retinoscopes which may incorporate multiple lens assemblies and methods of calibrating such instruments |
US5430508A (en) * | 1984-11-09 | 1995-07-04 | Sims; Clinton N. | Refraction techniques using modified streak retinoscope assembly |
US4840479A (en) * | 1984-11-09 | 1989-06-20 | Sims Clinton N | Crossed cylinder lenses refractor with three-lens variable crossed cylinder assembly and method of use |
US5285224A (en) * | 1984-11-09 | 1994-02-08 | Sims Clinton N | Methods and apparatus for determining refractive error |
US4943162A (en) * | 1984-11-09 | 1990-07-24 | Sims Clinton N | Astigmatic self-refractor and method of use |
US5120124A (en) * | 1984-11-09 | 1992-06-09 | Sims Clinton N | Devices for determining the crossed cylinder powers and axes for multiple lens sets |
US4820040A (en) * | 1984-11-09 | 1989-04-11 | Sims Clinton N | Crossed cylinder lenses refractor and method of use |
US4692024A (en) * | 1985-05-10 | 1987-09-08 | Electro-Tec Corporation | Automatic refractometer |
US5206672A (en) * | 1990-09-05 | 1993-04-27 | Nestle S.A. | Surgical optometer |
US5585873A (en) * | 1991-10-11 | 1996-12-17 | Alcon Laboratories, Inc. | Automated hand-held keratometer |
US5331394A (en) * | 1992-04-10 | 1994-07-19 | Metaphase Corporation | Automated lensometer |
US5684561A (en) * | 1992-05-26 | 1997-11-04 | Daphne Eye Technologies | Device and method for evaluation of refraction of the eye |
US5523809A (en) * | 1992-08-25 | 1996-06-04 | Canon Kabushiki Kaisha | Eye refraction measuring apparatus including optical path separating member light beam separating member, and/or light diameter changing means |
US5617157A (en) * | 1994-06-15 | 1997-04-01 | Metaphase Ophthalmic Corp. | Computer controlled subjective refractor |
JP3309615B2 (ja) * | 1994-12-21 | 2002-07-29 | キヤノン株式会社 | 画像観察装置及びこれを用いた両眼画像観察装置 |
US6547395B1 (en) | 1998-02-06 | 2003-04-15 | Wavefront Sciences, Inc. | Methods of measuring moving objects and reducing exposure during wavefront measurements |
US7455407B2 (en) * | 2000-02-11 | 2008-11-25 | Amo Wavefront Sciences, Llc | System and method of measuring and mapping three dimensional structures |
US6550917B1 (en) * | 2000-02-11 | 2003-04-22 | Wavefront Sciences, Inc. | Dynamic range extension techniques for a wavefront sensor including use in ophthalmic measurement |
DE60228940D1 (de) | 2001-03-15 | 2008-10-30 | Amo Wavefront Sciences Llc | Hren zur abbildung eines optischen systems |
US20030053027A1 (en) * | 2001-04-16 | 2003-03-20 | Sarver Edwin J. | Subjective refraction by meridional power matching |
US20030210378A1 (en) * | 2002-01-17 | 2003-11-13 | Riza Nabeel Agha | Optoelectronic eye examination system |
DE202010008225U1 (de) | 2009-08-07 | 2010-10-21 | Leica Microsystems (Schweiz) Ag | Optisches Instrument mit Dioptrienkorrektur |
CN106419829B (zh) * | 2016-08-30 | 2018-07-31 | 宁波法里奥光学科技发展有限公司 | 一种全自动验光仪的光学系统及其自动检测定位方法 |
CN110779693B (zh) * | 2019-11-11 | 2021-02-19 | 四川大学 | 双棱镜材质折射率的测量方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB430836A (en) * | 1934-01-29 | 1935-06-26 | Richard Edmund Reason | Improvements in apparatus for the determination of the refraction of the eye |
GB437764A (en) * | 1934-06-23 | 1935-11-05 | Richard Edmund Reason | Improvements in sight-testing apparatus |
US3136839A (en) * | 1958-09-16 | 1964-06-09 | Safir Aran | Apparatus for objectively testing an optical system |
DE1572863A1 (de) * | 1967-07-29 | 1970-06-04 | Dr Peter Toschek | Verfahren und Vorrichtung zur Feststellung und Messung von Refraktionsanomalien des menschlichen Auges |
US3536383A (en) * | 1967-10-09 | 1970-10-27 | Stanford Research Inst | Automatic optometer for measuring the refractive power of the eye |
US3602580A (en) * | 1970-01-05 | 1971-08-31 | Zuritsky Joseph S | Method and optical system for refracting eyes |
US3824005A (en) * | 1973-03-28 | 1974-07-16 | Zuritsky J | Apparatus for refracting eyes |
-
1973
- 1973-11-26 JP JP13234073A patent/JPS5313113B2/ja not_active Expired
-
1974
- 1974-09-27 US US05/510,127 patent/US4021102A/en not_active Expired - Lifetime
- 1974-10-01 CA CA210,448A patent/CA1006022A/en not_active Expired
- 1974-10-17 NL NL7413647.A patent/NL155725B/xx not_active IP Right Cessation
- 1974-10-21 DE DE2449910A patent/DE2449910C2/de not_active Expired
- 1974-10-30 AU AU74850/74A patent/AU474137B2/en not_active Expired
- 1974-11-07 GB GB4826174A patent/GB1464729A/en not_active Expired
- 1974-11-21 IT IT29678/74A patent/IT1025879B/it active
- 1974-11-26 FR FR7438655A patent/FR2252077B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2252077B1 (xx) | 1977-10-28 |
GB1464729A (en) | 1977-02-16 |
DE2449910C2 (de) | 1982-03-25 |
IT1025879B (it) | 1978-08-30 |
DE2449910A1 (de) | 1975-05-28 |
JPS5084092A (xx) | 1975-07-07 |
FR2252077A1 (xx) | 1975-06-20 |
AU474137B2 (en) | 1976-07-15 |
CA1006022A (en) | 1977-03-01 |
AU7485074A (en) | 1976-05-06 |
JPS5313113B2 (xx) | 1978-05-08 |
NL7413647A (nl) | 1975-05-28 |
US4021102A (en) | 1977-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: HOYA LENS |