JPWO2020050233A5 - - Google Patents
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- JPWO2020050233A5 JPWO2020050233A5 JP2020541217A JP2020541217A JPWO2020050233A5 JP WO2020050233 A5 JPWO2020050233 A5 JP WO2020050233A5 JP 2020541217 A JP2020541217 A JP 2020541217A JP 2020541217 A JP2020541217 A JP 2020541217A JP WO2020050233 A5 JPWO2020050233 A5 JP WO2020050233A5
- Authority
- JP
- Japan
- Prior art keywords
- eye
- refractive power
- optical system
- control means
- measuring device
- 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.)
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Links
- 230000003287 optical effect Effects 0.000 claims 7
- 230000005856 abnormality Effects 0.000 claims 2
- 238000005259 measurement Methods 0.000 claims 2
- 230000011514 reflex Effects 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
Claims (6)
被検眼の眼屈折力を測定する測定光学系と、
装置本体側に設けられた矯正光学系を介して被検眼に視標を呈示する視標呈示光学系と、
前記眼屈折力測定装置を制御する制御手段と、を備え、
前記制御手段は、
屈折矯正器具を装用した装用状態での眼屈折力であるオーバーレフ値を測定するオーバーレフモードと、
前記矯正光学系を制御し、前記オーバーレフ値に基づいて矯正された状態と、前記装用状態に対して前記矯正光学系による追加的な矯正を行わない非矯正状態と、を切り換えることによって、被検者に前記視標の見え方を比較させる比較モードと、
を実行することを特徴とする眼屈折力測定装置。 An eye refractive power measuring device for measuring the eye refractive power of an eye to be examined,
a measurement optical system for measuring the eye refractive power of an eye to be examined;
an optotype presenting optical system for presenting an optotype to an eye to be inspected via a corrective optical system provided on the device main body;
and a control means for controlling the eye refractive power measuring device,
The control means is
an overreflection mode for measuring the overreflection value, which is the refractive power of the eye when wearing a refractive correction device;
By controlling the corrective optical system and switching between a corrected state based on the overreflection value and a non-corrected state in which no additional correction is performed by the corrective optical system with respect to the wearing state, a comparison mode in which the examiner compares the appearance of the target;
An eye refractive power measuring device characterized by executing
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018166448 | 2018-09-05 | ||
| JP2018166448 | 2018-09-05 | ||
| PCT/JP2019/034495 WO2020050233A1 (en) | 2018-09-05 | 2019-09-02 | Ocular refractivity measuring device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2020050233A1 JPWO2020050233A1 (en) | 2021-08-30 |
| JPWO2020050233A5 true JPWO2020050233A5 (en) | 2022-08-05 |
| JP7352198B2 JP7352198B2 (en) | 2023-09-28 |
Family
ID=69721656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020541217A Active JP7352198B2 (en) | 2018-09-05 | 2019-09-02 | Eye refractive power measuring device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7352198B2 (en) |
| WO (1) | WO2020050233A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021123959A1 (en) * | 2019-12-20 | 2021-06-24 | Amo Development, Llc | Optical measurement systems and processes with non-telecentric projection of fixation target to eye |
| WO2023276200A1 (en) * | 2021-06-30 | 2023-01-05 | 日本電気株式会社 | Information processing device, information processing method, and computer-readable medium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9668651B2 (en) * | 2014-05-29 | 2017-06-06 | Kabushiki Kaisha Topcon | Ophthalmologic apparatus |
| JP6753228B2 (en) * | 2016-09-05 | 2020-09-09 | 株式会社ニデック | Lens prescription assistance program |
| WO2019111788A1 (en) * | 2017-12-04 | 2019-06-13 | 株式会社ニデック | Ocular refractive power measurement device |
-
2019
- 2019-09-02 WO PCT/JP2019/034495 patent/WO2020050233A1/en active Application Filing
- 2019-09-02 JP JP2020541217A patent/JP7352198B2/en active Active
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