JP3664938B2 - 視力検査装置 - Google Patents
視力検査装置 Download PDFInfo
- Publication number
- JP3664938B2 JP3664938B2 JP2000096087A JP2000096087A JP3664938B2 JP 3664938 B2 JP3664938 B2 JP 3664938B2 JP 2000096087 A JP2000096087 A JP 2000096087A JP 2000096087 A JP2000096087 A JP 2000096087A JP 3664938 B2 JP3664938 B2 JP 3664938B2
- Authority
- JP
- Japan
- Prior art keywords
- visual acuity
- target
- visual
- acuity value
- value
- 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 - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims description 9
- 230000004438 eyesight Effects 0.000 title claims description 4
- 230000004304 visual acuity Effects 0.000 claims description 198
- 230000000007 visual effect Effects 0.000 claims description 41
- 230000004044 response Effects 0.000 claims description 9
- 230000000052 comparative effect Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 description 13
- 230000003287 optical effect Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000004364 calculation method Methods 0.000 description 9
- 238000011156 evaluation Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 208000010415 Low Vision Diseases 0.000 description 1
- 206010047531 Visual acuity reduced Diseases 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004303 low vision Effects 0.000 description 1
- 230000004315 low visual acuity Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Images
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- Eye Examination Apparatus (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000096087A JP3664938B2 (ja) | 2000-03-31 | 2000-03-31 | 視力検査装置 |
| US09/817,083 US6425665B2 (en) | 2000-03-31 | 2001-03-27 | Visual acuity examination apparatus |
| DE60108914T DE60108914T2 (de) | 2000-03-31 | 2001-03-29 | Vorrichtung zur Untersuchung des Sehvermögens |
| EP01108025A EP1138251B1 (en) | 2000-03-31 | 2001-03-29 | Visual acuity examination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000096087A JP3664938B2 (ja) | 2000-03-31 | 2000-03-31 | 視力検査装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001275968A JP2001275968A (ja) | 2001-10-09 |
| JP2001275968A5 JP2001275968A5 (enExample) | 2005-04-07 |
| JP3664938B2 true JP3664938B2 (ja) | 2005-06-29 |
Family
ID=18610898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000096087A Expired - Fee Related JP3664938B2 (ja) | 2000-03-31 | 2000-03-31 | 視力検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3664938B2 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6021404B2 (ja) * | 2012-04-20 | 2016-11-09 | 国立大学法人旭川医科大学 | 視力評価装置、視力評価方法、およびプログラム |
| JP6488078B2 (ja) * | 2014-05-26 | 2019-03-20 | 株式会社トプコン | 検眼装置 |
| JP7635664B2 (ja) * | 2021-07-20 | 2025-02-26 | 株式会社ニデック | 視標呈示装置及び視標呈示プログラム |
| JP7635665B2 (ja) * | 2021-07-20 | 2025-02-26 | 株式会社ニデック | 視標呈示装置及び視標呈示プログラム |
| US12490897B1 (en) | 2024-07-31 | 2025-12-09 | Zenni Optical, Inc. | Astigmatism-driven media content compensation |
-
2000
- 2000-03-31 JP JP2000096087A patent/JP3664938B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001275968A (ja) | 2001-10-09 |
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