CA2023875C - Lunettes a verres prismatiques pour personnes souffrant de retinopathie pigmentaire et d'hemiopie et methode de fabrication - Google Patents

Lunettes a verres prismatiques pour personnes souffrant de retinopathie pigmentaire et d'hemiopie et methode de fabrication

Info

Publication number: CA2023875C
Authority: CA; Canada
Prior art keywords: prism; lens member; eye; view; central
Prior art date: 1989-09-20
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

Application number

CA002023875A

Other languages

English (en)

Other versions

CA2023875A1 (fr

Inventor

Michael Onufryk

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.)

INWAVE OPTICS Inc

Original Assignee

Individual

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.)

1989-09-20

Filing date

1990-08-23

Publication date

1995-11-21

1989-09-20 Priority claimed from US07/410,119 external-priority patent/US5155508A/en

1990-08-23 Application filed by Individual filed Critical Individual

1991-03-21 Publication of CA2023875A1 publication Critical patent/CA2023875A1/fr

1995-11-21 Application granted granted Critical

1995-11-21 Publication of CA2023875C publication Critical patent/CA2023875C/fr

2010-08-23 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000011521 glass Substances 0.000 title claims abstract description 108
208000007014 Retinitis pigmentosa Diseases 0.000 title abstract description 24
206010019452 Hemianopia Diseases 0.000 title abstract description 21
208000007460 Hemianopsia Diseases 0.000 title abstract description 21
238000000034 method Methods 0.000 title description 24
210000001525 retina Anatomy 0.000 claims abstract description 49
230000002093 peripheral effect Effects 0.000 claims abstract description 34
238000004519 manufacturing process Methods 0.000 claims description 18
230000000007 visual effect Effects 0.000 claims description 16
208000003164 Diplopia Diseases 0.000 claims description 15
230000003287 optical effect Effects 0.000 abstract description 47
238000012360 testing method Methods 0.000 abstract description 29
238000000429 assembly Methods 0.000 abstract description 9
230000000712 assembly Effects 0.000 abstract description 9
210000001508 eye Anatomy 0.000 description 204
230000004438 eyesight Effects 0.000 description 24
230000005043 peripheral vision Effects 0.000 description 15
230000002123 temporal effect Effects 0.000 description 7
206010045178 Tunnel vision Diseases 0.000 description 6
238000012986 modification Methods 0.000 description 5
230000004048 modification Effects 0.000 description 5
239000004033 plastic Substances 0.000 description 4
238000012937 correction Methods 0.000 description 3
238000006073 displacement reaction Methods 0.000 description 3
230000004424 eye movement Effects 0.000 description 3
210000003128 head Anatomy 0.000 description 3
208000002780 macular degeneration Diseases 0.000 description 3
230000002207 retinal effect Effects 0.000 description 3
238000012956 testing procedure Methods 0.000 description 3
201000004569 Blindness Diseases 0.000 description 2
208000010415 Low Vision Diseases 0.000 description 2
206010025421 Macule Diseases 0.000 description 2
206010038910 Retinitis Diseases 0.000 description 2
241000542420 Sphyrna tudes Species 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
230000005540 biological transmission Effects 0.000 description 2
210000005252 bulbus oculi Anatomy 0.000 description 2
238000004364 calculation method Methods 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
210000004087 cornea Anatomy 0.000 description 2
208000029444 double vision Diseases 0.000 description 2
230000004303 low vision Effects 0.000 description 2
230000008447 perception Effects 0.000 description 2
210000001747 pupil Anatomy 0.000 description 2
230000016776 visual perception Effects 0.000 description 2
208000002177 Cataract Diseases 0.000 description 1
208000028389 Nerve injury Diseases 0.000 description 1
208000001140 Night Blindness Diseases 0.000 description 1
208000004350 Strabismus Diseases 0.000 description 1
206010047531 Visual acuity reduced Diseases 0.000 description 1
230000009471 action Effects 0.000 description 1
206010064930 age-related macular degeneration Diseases 0.000 description 1
238000013459 approach Methods 0.000 description 1
210000004204 blood vessel Anatomy 0.000 description 1
230000005587 bubbling Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
230000006735 deficit Effects 0.000 description 1
238000009795 derivation Methods 0.000 description 1
238000013461 design Methods 0.000 description 1
238000002405 diagnostic procedure Methods 0.000 description 1
208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
208000035475 disorder Diseases 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
210000005069 ears Anatomy 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
208000030533 eye disease Diseases 0.000 description 1
239000012530 fluid Substances 0.000 description 1
231100001261 hazardous Toxicity 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
230000010365 information processing Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
238000000465 moulding Methods 0.000 description 1
230000008764 nerve damage Effects 0.000 description 1
210000001328 optic nerve Anatomy 0.000 description 1
239000002985 plastic film Substances 0.000 description 1
230000008569 process Effects 0.000 description 1
208000014733 refractive error Diseases 0.000 description 1
230000000284 resting effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
238000010998 test method Methods 0.000 description 1

Landscapes

Eye Examination Apparatus (AREA)

CA002023875A 1989-09-20 1990-08-23 Lunettes a verres prismatiques pour personnes souffrant de retinopathie pigmentaire et d'hemiopie et methode de fabrication Expired - Fee Related CA2023875C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/410,119 US5155508A (en)	1982-10-21	1989-09-20	Ophthalmic prismatic image relocating eye glasses for persons having retinitis pigmentosa and hemianopia and method for making same
US410,119		1989-09-20

Publications (2)

Publication Number	Publication Date
CA2023875A1 CA2023875A1 (fr)	1991-03-21
CA2023875C true CA2023875C (fr)	1995-11-21

Family

ID=23623307

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002023875A Expired - Fee Related CA2023875C (fr)	1989-09-20	1990-08-23	Lunettes a verres prismatiques pour personnes souffrant de retinopathie pigmentaire et d'hemiopie et methode de fabrication

Country Status (1)

Country	Link
CA (1)	CA2023875C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN107132672B (zh) *	2017-07-03	2023-03-21	鲁国耀	一种快速组装不移心的光学矫正眼镜组件及其配镜方法
CN115211808B (zh) *	2022-06-02	2025-03-14	泽景(西安)汽车电子有限责任公司	瞳距测量方法、近眼显示系统及计算机可读存储介质
CN116616695B (zh) *	2023-04-07	2024-05-14	瑞尔明康(浙江)医疗科技有限公司	人眼光学特征获取方法、大视场验光装置及验光系统

1990
- 1990-08-23 CA CA002023875A patent/CA2023875C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2023875A1 (fr)	1991-03-21

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Legal Events

Date	Code	Title	Description
1990-11-23	EEER	Examination request
2000-08-23	MKLA	Lapsed