KR19990063644A - 누진 다초점 렌즈 - Google Patents
누진 다초점 렌즈 Download PDFInfo
- Publication number
- KR19990063644A KR19990063644A KR1019980702095A KR19980702095A KR19990063644A KR 19990063644 A KR19990063644 A KR 19990063644A KR 1019980702095 A KR1019980702095 A KR 1019980702095A KR 19980702095 A KR19980702095 A KR 19980702095A KR 19990063644 A KR19990063644 A KR 19990063644A
- Authority
- KR
- South Korea
- Prior art keywords
- lens
- diopter
- progressive multifocal
- measurement position
- distribution
- Prior art date
Links
- 230000000750 progressive effect Effects 0.000 title claims abstract description 110
- 238000005259 measurement Methods 0.000 claims abstract description 59
- 201000006318 hyperopia Diseases 0.000 claims abstract description 21
- 230000004305 hyperopia Effects 0.000 claims abstract description 21
- 208000001491 myopia Diseases 0.000 claims abstract description 14
- 230000004379 myopia Effects 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims description 32
- 230000008859 change Effects 0.000 claims description 23
- 230000000007 visual effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 238000005304 joining Methods 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 description 131
- 201000009310 astigmatism Diseases 0.000 description 84
- 230000005540 biological transmission Effects 0.000 description 53
- 238000013461 design Methods 0.000 description 41
- 238000010586 diagram Methods 0.000 description 34
- 210000001508 eye Anatomy 0.000 description 28
- 239000011521 glass Substances 0.000 description 9
- 230000004438 eyesight Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
- 239000011265 semifinished product Substances 0.000 description 5
- 210000005252 bulbus oculi Anatomy 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 3
- 210000003128 head Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- SYFOAKAXGNMQAX-UHFFFAOYSA-N bis(prop-2-enyl) carbonate;2-(2-hydroxyethoxy)ethanol Chemical compound OCCOCCO.C=CCOC(=O)OCC=C SYFOAKAXGNMQAX-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003205 diastolic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 201000010041 presbyopia Diseases 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
- G02C7/061—Spectacle lenses with progressively varying focal power
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
- G02C7/061—Spectacle lenses with progressively varying focal power
- G02C7/063—Shape of the progressive surface
- G02C7/065—Properties on the principal line
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
Abstract
Description
Claims (5)
- 원용 도수 측정 위치 F 및 근용 도수 측정 위치 N을 포함하는 누진 다초점 렌즈로서의 기본 요소가 통상의 안경용 렌즈 착용 목적을 만족시키기 위해 미리 결정된 규칙성에 기초하여 설계된 1군의 누진 다초점 렌즈에 속하는 누진 다초점 렌즈에 있어서,상기 원용 도수 측정 위치 F에 있어서의 표면 굴절력(단위:디옵터)을 베이스 커브(Bi)로 사용하고,원용 도수 측정 위치 F 및 근용 도수 측정 위치 N 사이의 표면 굴절력차를 가입도 Di(단위:디옵터)로 사용하고,상기 근용 도수 측정 위치 N의 아래쪽을 통과하는 수평방향의 단면 곡선에 따른 표면 평균 부가 굴절력의 값이 Di/2이상의 영역의 폭을 W(Di, Bi)로 할 때,상기 1군의 누진 다초점 렌즈로부터 가입도가 모두 Da이고, 또한 베이스 커브가 각각 B1 및 B2인 임의의 2개의 다초점 렌즈를 선택할 때 B1>B2인 경우에는, W(Da, B1)> W(Da, B2)인 관계를 만족하는 것을 특징으로 하는 누진 다초점 렌즈.
- 제 1항에 있어서, 상기 원용 도수 측정 위치 F 및 근용 도수 측정 위치 N의 적어도 두 점 모두를 통과하는 단일 곡선을 주 주시선으로 할 때,상기 주시선상의 임의의 점 P의, 원용 도수 측정 위치 F를 기준으로 한 수평 방향의 코쪽으로의 편위량 H는
H=K⋅Dp/Di - 제 1항 또는 제 2항에 있어서, 상기 주 주시선상의 임의의 점 P와 교차하는 수평 방향의 단면 곡선에 따른 광학적 상황의 변화는 상기 주 주시선이 원용 도수 측정 위치 F를 기준으로하여 수평방향으로 기울어지지 않는 부분에서는 임의의 점 P를 포함하고, 단면 곡선에 수직이며, 거울상 대칭의 면으로 제공되며, 상기 주 주시선이 원용 도수 측정 위치 F를 기준으로 하여 코쪽으로 기울어져 있는 부분에서는 임의의 점 P로부터 코쪽에 연장되는 수평적 단면 곡선에 따른 광학적 상황의 변화가 귀쪽으로 연장되는 광학적 상황의 변화보다 더 큰 것을 특징으로 하는 누진 다초점 렌즈.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서, 상기 가입도 (Di)가 0.75디옵터로부터 3.00디옵터의 범위의 값을 갖고, 상기 근용 도수 측정 위치 N을 통과하는 수평 방향의 단면 곡선에 따른 비점수차의 값이 X디옵터이하의 영역의 폭을 W(Di, X)mm로 하고,동일한 베이스 커브 Bi를 갖고, 상기 가입도 (Di)가 각각 Da디옵터 및 Db디옵터로 나타내는 임의의 2개의 누진 다초점 렌즈 A, B를 상기 1군의 누진 다초점 렌즈로부터 선택하였을 때,상기 가입도(Di)가 Da>Db인 경우에는,W(Da, X)> W(Db, X ·Db / Da)(단, X=1.00디옵터)의 관계를 만족하는 것을 특징으로 하는 누진 다초점 렌즈.
- 제 1항 내지 제 4항 중 어느 한 항에 있어서, 상기 주 주시선상의 임의의 점 P는 원용 도수 측정 위치 F 및 근용 도수 측정 위치 N을 제외하고, 두 개의 다른 주 곡률을 갖는 것을 특징으로 하는 누진 다초점 렌즈.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24471295A JP3196880B2 (ja) | 1995-09-22 | 1995-09-22 | 累進多焦点レンズ |
JP7-244712 | 1995-09-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990063644A true KR19990063644A (ko) | 1999-07-26 |
KR100393901B1 KR100393901B1 (ko) | 2003-11-01 |
Family
ID=17122801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0702095A KR100393901B1 (ko) | 1995-09-22 | 1996-09-19 | 누진다초점렌즈 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5708492A (ko) |
EP (1) | EP0872755A4 (ko) |
JP (1) | JP3196880B2 (ko) |
KR (1) | KR100393901B1 (ko) |
CN (1) | CN1103934C (ko) |
AU (1) | AU723308B2 (ko) |
HK (1) | HK1015890A1 (ko) |
WO (1) | WO1997011401A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100947521B1 (ko) * | 2002-05-31 | 2010-03-12 | 크로스보우즈 옵티컬 리미티드 | 누진 다초점 굴절력 렌즈 |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69535835D1 (de) * | 1994-10-21 | 2008-10-23 | Carl Zeiss Vision Au Holding | Verbesserter augen-korrekturlinsen-rohling |
EP1835328B1 (en) * | 1996-04-04 | 2012-10-17 | Carl Zeiss Vision Australia Holdings Ltd. | Progressive lens elements and methods for designing and using same |
JP3605281B2 (ja) * | 1998-03-18 | 2004-12-22 | ペンタックス株式会社 | 累進多焦点レンズ |
JP3881449B2 (ja) | 1998-04-17 | 2007-02-14 | ペンタックス株式会社 | 累進多焦点レンズの加工方法 |
US6222621B1 (en) * | 1998-10-12 | 2001-04-24 | Hoyo Corporation | Spectacle lens evaluation method and evaluation device |
US6186626B1 (en) * | 1998-10-16 | 2001-02-13 | Essilor International | Pair of multifocal progressive spectacle lenses |
CN1189775C (zh) * | 1999-02-12 | 2005-02-16 | Hoya株式会社 | 眼镜镜片的制造方法 |
CN1147755C (zh) * | 1999-04-13 | 2004-04-28 | 保谷株式会社 | 渐进折射率镜片群及其设计方法 |
WO2001025837A1 (en) | 1999-10-01 | 2001-04-12 | Sola International Holdings Ltd | Progressive lens |
WO2001046744A2 (en) * | 1999-12-22 | 2001-06-28 | Essilor International | Pair of multifocal progressive spectacle lenses |
DE10020914B4 (de) * | 2000-04-28 | 2020-07-02 | Carl Zeiss Vision Gmbh | Verfahren zur Berechnung einer Mehrzahl Brillenlinsen einer Brillenlinsenfamilie sowie Verfahren der Fertigung einer Brillenlinse einer Brillenlinsenfamilie |
JP4618656B2 (ja) | 2000-05-10 | 2011-01-26 | 株式会社ニコン・エシロール | 累進多焦点レンズシリーズ |
DE10059023A1 (de) * | 2000-11-28 | 2002-06-06 | Rodenstock Optik G | Progressives Brillenglas für große und mittlere Objektentfernungen |
ES2518927T3 (es) * | 2002-06-17 | 2014-11-05 | Essilor International (Compagnie Generale D'optique) | Modelado de una superficie de una lente oftálmica |
JP4243335B2 (ja) * | 2002-10-17 | 2009-03-25 | セイコーオプティカルプロダクツ株式会社 | 累進屈折力レンズ |
FR2850763B1 (fr) * | 2003-02-03 | 2005-07-01 | Essilor Int | Lentille aphtalmique a addition progressive de puissance et de prisme |
EP1691232B1 (en) | 2003-11-27 | 2009-08-12 | Hoya Corporation | Both-sided progressive spectacle lens |
JP2008089618A (ja) * | 2005-03-22 | 2008-04-17 | Nikon-Essilor Co Ltd | 眼鏡レンズ |
AU2007295957B2 (en) * | 2006-09-15 | 2012-06-14 | Carl Zeiss Vision Australia Holdings Limited | Ophthalmic lens element |
US7775659B2 (en) * | 2007-04-13 | 2010-08-17 | Nesty Gary W | Sunglass lens |
WO2009072528A1 (ja) | 2007-12-04 | 2009-06-11 | Hoya Corporation | 一対の累進屈折力レンズ及びその設計方法 |
FR2924824B1 (fr) * | 2007-12-05 | 2010-03-26 | Essilor Int | Lentille progressive de lunettes ophtalmiques ayant une zone supplementaire de vision intermediaire |
DE102008015189A1 (de) * | 2008-03-20 | 2009-10-01 | Rodenstock Gmbh | Umskalierung des Sollastigmatismus für andere Additionen |
JP5017545B2 (ja) * | 2008-03-31 | 2012-09-05 | 東海光学株式会社 | 累進屈折力レンズおよびその製造方法 |
EP2202560A1 (en) * | 2008-12-23 | 2010-06-30 | Essilor International (Compagnie Générale D'Optique) | A method for providing a spectacle ophthalmic lens by calculating or selecting a design |
JP5187227B2 (ja) * | 2009-02-23 | 2013-04-24 | セイコーエプソン株式会社 | 眼鏡レンズの設計方法 |
JP5838419B2 (ja) * | 2011-08-17 | 2016-01-06 | 東海光学株式会社 | 累進屈折力レンズの製造方法 |
US10048512B2 (en) * | 2016-10-08 | 2018-08-14 | eyeBrain, Medical, Inc. | Low-convergence spectacles |
CN107908016A (zh) * | 2017-11-09 | 2018-04-13 | 上海坚旗科技有限公司 | 渐进多焦点镜片和渐进多焦点镜片组及视功能训练变焦装置 |
CN112930495B (zh) * | 2018-09-28 | 2023-09-29 | 豪雅镜片泰国有限公司 | 渐进屈光力镜片的设计系统、渐进屈光力镜片的设计方法和渐进屈光力镜片组 |
EP3859432A4 (en) | 2018-09-28 | 2022-08-03 | Hoya Lens Thailand Ltd. | Progressive power lens and design method therefor |
EP3859434A4 (en) | 2018-09-28 | 2022-07-27 | Hoya Lens Thailand Ltd. | PROGRESSIVE POWER LENS AND METHOD OF DESIGNING THEREOF |
WO2020225449A1 (en) * | 2019-05-09 | 2020-11-12 | Essilor International | An ophthalmic progressive addition lens adapted for a wearer |
CN113341590B (zh) * | 2021-06-18 | 2022-08-23 | 温州医科大学 | 区域化自由曲面消像散渐变镜及设计方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS493595A (ko) * | 1972-04-21 | 1974-01-12 | ||
DE2814916C3 (de) * | 1978-04-06 | 1982-01-07 | Optische Werke G. Rodenstock, 8000 München | Brillenglas mit einem zwischen Fernteil und Nahteil liegenden Progressionsbereich |
JPS5958415A (ja) * | 1982-09-29 | 1984-04-04 | Seiko Epson Corp | 累進多焦点レンズ |
ES2080164T3 (es) * | 1989-07-17 | 1996-02-01 | Rodenstock Optik G | Lente progresiva para gafas con efecto positivo de la parte para lejos. |
JPH0520729A (ja) * | 1991-07-09 | 1993-01-29 | Nec Corp | ビデオテープレコーダ |
FR2683642B1 (fr) * | 1991-11-12 | 1994-01-14 | Essilor Internal Cie Gle Optique | Lentille ophtalmique multifocale progressive. |
DE4210008A1 (de) * | 1992-03-27 | 1993-09-30 | Zeiss Carl Fa | Brillenlinse |
JP3381314B2 (ja) * | 1993-06-29 | 2003-02-24 | 株式会社ニコン | 累進焦点レンズ |
ATE224552T1 (de) * | 1994-03-30 | 2002-10-15 | Rodenstock Optik G | Serie progressiver brillengläser |
FR2726374B1 (fr) * | 1994-10-28 | 1996-12-27 | Essilor Int | Lentille ophtalmique multifocale progressive |
-
1995
- 1995-09-22 JP JP24471295A patent/JP3196880B2/ja not_active Expired - Fee Related
-
1996
- 1996-09-19 US US08/716,072 patent/US5708492A/en not_active Expired - Lifetime
- 1996-09-19 KR KR10-1998-0702095A patent/KR100393901B1/ko not_active IP Right Cessation
- 1996-09-19 AU AU70005/96A patent/AU723308B2/en not_active Ceased
- 1996-09-19 CN CN96197938A patent/CN1103934C/zh not_active Expired - Lifetime
- 1996-09-19 WO PCT/JP1996/002689 patent/WO1997011401A1/ja active IP Right Grant
- 1996-09-19 EP EP96931246A patent/EP0872755A4/en not_active Withdrawn
-
1999
- 1999-02-15 HK HK99100655A patent/HK1015890A1/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100947521B1 (ko) * | 2002-05-31 | 2010-03-12 | 크로스보우즈 옵티컬 리미티드 | 누진 다초점 굴절력 렌즈 |
Also Published As
Publication number | Publication date |
---|---|
EP0872755A4 (en) | 2006-01-18 |
EP0872755A1 (en) | 1998-10-21 |
CN1103934C (zh) | 2003-03-26 |
JP3196880B2 (ja) | 2001-08-06 |
US5708492A (en) | 1998-01-13 |
JPH0990291A (ja) | 1997-04-04 |
KR100393901B1 (ko) | 2003-11-01 |
HK1015890A1 (en) | 1999-10-22 |
WO1997011401A1 (fr) | 1997-03-27 |
AU7000596A (en) | 1997-04-09 |
CN1200814A (zh) | 1998-12-02 |
AU723308B2 (en) | 2000-08-24 |
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