CH664481A5 - Geraet zur untersuchung des menschlichen auges. - Google Patents
Geraet zur untersuchung des menschlichen auges. Download PDFInfo
- Publication number
- CH664481A5 CH664481A5 CH4852/84A CH485284A CH664481A5 CH 664481 A5 CH664481 A5 CH 664481A5 CH 4852/84 A CH4852/84 A CH 4852/84A CH 485284 A CH485284 A CH 485284A CH 664481 A5 CH664481 A5 CH 664481A5
- Authority
- CH
- Switzerland
- Prior art keywords
- eye
- converging lens
- lens arrangement
- opening
- carrier element
- Prior art date
Links
- 230000004304 visual acuity Effects 0.000 claims description 32
- 208000014733 refractive error Diseases 0.000 claims description 31
- 238000012937 correction Methods 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 20
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 description 64
- 210000001508 eye Anatomy 0.000 description 48
- 238000000034 method Methods 0.000 description 14
- 230000008859 change Effects 0.000 description 8
- 238000005286 illumination Methods 0.000 description 8
- 210000001747 pupil Anatomy 0.000 description 6
- 230000001427 coherent effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000002207 retinal effect Effects 0.000 description 4
- 208000002177 Cataract Diseases 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 210000001525 retina Anatomy 0.000 description 3
- 208000006069 Corneal Opacity Diseases 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 208000021921 corneal disease Diseases 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 208000032544 Cicatrix Diseases 0.000 description 1
- 208000028006 Corneal injury Diseases 0.000 description 1
- 208000029091 Refraction disease Diseases 0.000 description 1
- 230000004430 ametropia Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000004456 color vision Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000007646 directional migration Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002571 electroretinography Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 230000004305 hyperopia Effects 0.000 description 1
- 201000006318 hyperopia Diseases 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 208000018769 loss of vision Diseases 0.000 description 1
- 231100000864 loss of vision Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000004243 retinal function Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011477 surgical intervention Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
- 230000004393 visual impairment Effects 0.000 description 1
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
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)
- Microscoopes, Condenser (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/541,305 US4552440A (en) | 1983-10-12 | 1983-10-12 | Apparatus for determination of potential visual acuity utilizing a slit lamp microscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH664481A5 true CH664481A5 (de) | 1988-03-15 |
Family
ID=24159018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4852/84A CH664481A5 (de) | 1983-10-12 | 1984-10-09 | Geraet zur untersuchung des menschlichen auges. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4552440A (enEXAMPLES) |
| JP (1) | JPS60111626A (enEXAMPLES) |
| CH (1) | CH664481A5 (enEXAMPLES) |
| DE (1) | DE3437234C2 (enEXAMPLES) |
| GB (1) | GB2148534B (enEXAMPLES) |
| IT (1) | IT1178571B (enEXAMPLES) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4991290A (en) * | 1988-07-21 | 1991-02-12 | Microelectronics And Computer Technology | Flexible electrical interconnect and method of making |
| DE4413962C2 (de) * | 1993-05-27 | 1995-07-13 | Heine Optotech Kg | Vorrichtung zur Sehschärfeprüfung |
| GB0020728D0 (en) * | 2000-08-23 | 2000-10-11 | Kaye Wilson Lo | Opthalmic device |
| US20070268456A1 (en) * | 2004-08-26 | 2007-11-22 | Kohji Ohbayshi | Tissue Measuring Optical Coherence Tomography-Use Light Source and Tissue Measuring Optical Coherence Tomography System |
| CN102824157A (zh) * | 2012-09-03 | 2012-12-19 | 苏州捷美医疗器械有限公司 | 检影镜 |
| US8931900B2 (en) | 2012-10-18 | 2015-01-13 | Bausch & Lomb Incorporated | Method and apparatus for determining depth of focus of an eye optical system |
| USD741493S1 (en) * | 2015-01-09 | 2015-10-20 | Abbas M Husain | Pediatric color eye chart |
| USD742015S1 (en) * | 2015-01-09 | 2015-10-27 | Abbas M Husain | Color eye chart |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1235170A (en) * | 1915-03-10 | 1917-07-31 | Walther Thorner | Optometer of the scheiner system. |
| US1755705A (en) * | 1928-06-04 | 1930-04-22 | James E Reid | Diagnostic optical instrument |
| US3669529A (en) * | 1970-01-02 | 1972-06-13 | David Guyton | Optical system for varying the power range and scale spacing in a lens measuring instrument |
| US4196980A (en) * | 1974-06-20 | 1980-04-08 | Propper Manufacturing Co., Inc. | Opthalmoscope examination pattern having light transmissive fixation point |
| FR2298310A1 (fr) * | 1975-01-23 | 1976-08-20 | Lelouch Frederic | Appareil de controle sensoriel d'un sujet |
| DE2616139C3 (de) * | 1976-04-13 | 1979-03-22 | Optische Werke G. Rodenstock, 8000 Muenchen | Augenuntersuchungsgerät zur Messung der retinalen Sehschärfe |
| DE2703723C3 (de) * | 1977-01-29 | 1986-05-07 | Fa. Carl Zeiss, 7920 Heidenheim | Optisches System zur Beleuchtung des Augenhintergrundes und zur Abbildung von Testmarken auf demselben |
| DE2716615C3 (de) * | 1977-04-15 | 1980-06-12 | Fa. Carl Zeiss, 7920 Heidenheim | Handaugenspiegel |
| JPS5988136A (ja) * | 1982-10-29 | 1984-05-22 | コヒ−レント・インコ−ポレ−テツド | 視力鋭敏度検査機 |
-
1983
- 1983-10-12 US US06/541,305 patent/US4552440A/en not_active Expired - Lifetime
-
1984
- 1984-10-05 IT IT22999/84A patent/IT1178571B/it active
- 1984-10-09 GB GB08425482A patent/GB2148534B/en not_active Expired
- 1984-10-09 CH CH4852/84A patent/CH664481A5/de not_active IP Right Cessation
- 1984-10-10 DE DE3437234A patent/DE3437234C2/de not_active Expired - Fee Related
- 1984-10-11 JP JP59215058A patent/JPS60111626A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4552440A (en) | 1985-11-12 |
| GB2148534B (en) | 1986-07-09 |
| JPS60111626A (ja) | 1985-06-18 |
| DE3437234A1 (de) | 1985-04-25 |
| IT8422999A1 (it) | 1986-04-05 |
| JPH047215B2 (enEXAMPLES) | 1992-02-10 |
| IT1178571B (it) | 1987-09-09 |
| DE3437234C2 (de) | 1998-04-09 |
| IT8422999A0 (it) | 1984-10-05 |
| GB8425482D0 (en) | 1984-11-14 |
| GB2148534A (en) | 1985-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |