JP7418538B2 - プリズムコンタクトレンズ - Google Patents
プリズムコンタクトレンズ Download PDFInfo
- Publication number
- JP7418538B2 JP7418538B2 JP2022193979A JP2022193979A JP7418538B2 JP 7418538 B2 JP7418538 B2 JP 7418538B2 JP 2022193979 A JP2022193979 A JP 2022193979A JP 2022193979 A JP2022193979 A JP 2022193979A JP 7418538 B2 JP7418538 B2 JP 7418538B2
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- prism
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- contact lens
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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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00028—Bifocal lenses; Multifocal lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
- G02C7/043—Translating type
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
- G02C7/044—Annular configuration, e.g. pupil tuned
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
- G02C7/045—Sectorial configuration
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/14—Mirrors; Prisms
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Eyeglasses (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Elements Other Than Lenses (AREA)
- Computer Security & Cryptography (AREA)
Description
x(CCfp)<x(CCf1) (1)、又は、
x(CCrp)>x(CCr1) (2)
x(CCfp)<0 (3)
x(CCrp)>0 (4)。
- 第1のプリズム及び第1の屈折力を有する第1のプリズムゾーン110と、第1のプリズムから第2のプリズムに変化する累進プリズムを有する、第1のプリズムゾーン110に隣接する累進プリズムゾーン130とを有するプリズムコンタクトレンズ100のネガ形状を有する射出成形金型を準備するステップ(202)と、
- ソフトコンタクトレンズ材料を溶融コンタクトレンズ材料に加熱するステップ(204)と、
- 溶融コンタクトレンズ材料を射出成形金型に注入して成形プリズムコンタクトレンズ100を形成するステップ(206)と、
- 射出成形金型を冷却することによって成形プリズムコンタクトレンズ100を冷却するステップ(208)と、
- 射出成形金型から冷却された成形プリズムコンタクトレンズ100を取り出すステップ(210)と、
を含むことができる。
- シャフト上にソフトコンタクトレンズ材料のディスクを取り付けるステップ(222)と、
- シャフトを回転させるステップ(224)と、
- 回転取り付けされたソフトコンタクトレンズ材料のディスクを、コンピュータ制御旋盤などのコンピュータ制御ツールを用いて、第1のプリズム及び第1の屈折力を有する第1のプリズムゾーン110と、第1のプリズムから第2のプリズムに変化する累進プリズムを有する、第1のプリズムゾーン110に隣接する累進プリズムゾーン130とを含むプリズムコンタクトレンズ100に成形するステップ(226)と、
- 回転ディスクを停止させ、切断されたプリズムコンタクトレンズを取り出すステップ(228)と、
を含むことができる。
110:第1のプリズムゾーン
130:累進プリズムゾーン
Claims (7)
- 第1のプリズム及び第1の屈折力を有する、中心円形領域の第1のプリズムゾーンと、
前記第1のプリズムから第2のプリズムに緩やかに変化する累進プリズムを有する、前記中心円形領域の周囲のリングの累進プリズムゾーンと、
前記累進プリズムゾーンに隣接し、前記第2のプリズム及び前記第1の屈折力を有する、前記累進プリズムゾーンの周囲のリングの第2のプリズムゾーンと、
を含むことを特徴とするプリズム単焦点コンタクトレンズ。 - 前記累進プリズムの屈折方向は、半径方向に、半径の増加と共に、x軸に沿って、y軸に沿って、並びに前記x軸及び前記y軸との間に角度を成す傾斜した子午線に沿って、のうちの少なくとも1つにおいて累進的に変化する、
請求項1に記載のプリズム単焦点コンタクトレンズ。 - 前記第1のプリズムの光拡散力は、ほぼゼロであり、
前記第2のプリズムの光拡散力は、非ゼロである、
請求項1に記載のプリズム単焦点コンタクトレンズ。 - 前記プリズム単焦点コンタクトレンズは、該プリズム単焦点コンタクトレンズが眼に着用されたとき該プリズム単焦点コンタクトレンズのx軸及びy軸を方向づける配向システムを有し、
前記第1のプリズムと前記第2のプリズムの少なくとも1つの屈折方向は、前記配向システムによって方向づけられるとき、前記x軸に沿って向けられる、
請求項1に記載のプリズム単焦点コンタクトレンズ。 - 前記配向システムは、周辺テーパエッジ、前記プリズム単焦点コンタクトレンズの下側領域のバラスト、及び方向マークのうちの少なくとも1つを含む、
請求項4に記載のプリズム単焦点コンタクトレンズ。 - 前記第1のプリズムのプリズム屈折方向、前記累進プリズムのプリズム屈折方向、及び前記第2のプリズムのプリズム屈折方向のうちの少なくとも1つは、前記x軸に対して傾斜する、
請求項4に記載のプリズム単焦点コンタクトレンズ。 - 前記第1のプリズムゾーン及び前記累進プリズムゾーンの少なくとも一方はトーリックである、
請求項1に記載のプリズム単焦点コンタクトレンズ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022193979A JP7418538B2 (ja) | 2017-01-06 | 2022-12-05 | プリズムコンタクトレンズ |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/399,746 US20180196281A1 (en) | 2017-01-06 | 2017-01-06 | Prismatic contact lens |
JP2019558347A JP2020510244A (ja) | 2017-01-06 | 2018-03-04 | プリズムコンタクトレンズ |
PCT/US2018/020820 WO2018129566A2 (en) | 2017-01-06 | 2018-03-04 | Prismatic contact lens |
JP2022193979A JP7418538B2 (ja) | 2017-01-06 | 2022-12-05 | プリズムコンタクトレンズ |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019558347A Division JP2020510244A (ja) | 2017-01-06 | 2018-03-04 | プリズムコンタクトレンズ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2023033276A JP2023033276A (ja) | 2023-03-10 |
JP2023033276A5 JP2023033276A5 (ja) | 2023-08-16 |
JP7418538B2 true JP7418538B2 (ja) | 2024-01-19 |
Family
ID=62783117
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019558347A Pending JP2020510244A (ja) | 2017-01-06 | 2018-03-04 | プリズムコンタクトレンズ |
JP2022193979A Active JP7418538B2 (ja) | 2017-01-06 | 2022-12-05 | プリズムコンタクトレンズ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019558347A Pending JP2020510244A (ja) | 2017-01-06 | 2018-03-04 | プリズムコンタクトレンズ |
Country Status (9)
Country | Link |
---|---|
US (2) | US20180196281A1 (ja) |
EP (1) | EP3566095A4 (ja) |
JP (2) | JP2020510244A (ja) |
CN (1) | CN110446966B (ja) |
AU (1) | AU2018206488B2 (ja) |
CA (1) | CA3047801A1 (ja) |
GB (1) | GB2572729B (ja) |
MX (1) | MX2019007865A (ja) |
WO (1) | WO2018129566A2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10274751B2 (en) * | 2016-07-05 | 2019-04-30 | Bausch & Lomb Incorporated | Prism ballasted contact lens |
CN114137742B (zh) * | 2020-09-04 | 2023-08-08 | 陈迪生 | 一种棱镜镜片 |
Citations (6)
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EP0566170A1 (en) | 1992-03-04 | 1993-10-20 | José Jorge Pavlotzky, Trading under the name Lavec Contactlenzen-Lab. | Method for manufacturing a bifocal contact lens and means to be used in this method |
JP2006513460A (ja) | 2003-02-03 | 2006-04-20 | エシロル アンテルナショナル(コンパーニュ ジェネラル ドプテーク) | プリズム及び屈折力の累進加入度数を有する眼科用レンズ |
WO2006129707A1 (ja) | 2005-06-03 | 2006-12-07 | Hoya Healthcare Corporation | 眼用レンズ |
US20150049301A1 (en) | 2013-08-15 | 2015-02-19 | eyeBrain Medical, Inc. | Methods and lenses for alleviating asthenopia |
JP2015513415A (ja) | 2012-02-21 | 2015-05-14 | クイーンズランド ユニバーシティ オブ テクノロジー | 近視の進行の抑制、および近視あるいは近視に関連する疾患あるいは状態の治療あるいは予防のうちの少なくとも一方を行うこと |
JP2016126148A (ja) | 2014-12-26 | 2016-07-11 | ホヤ レンズ タイランド リミテッドHOYA Lens Thailand Ltd | 両眼用の一対の眼鏡レンズ、その製造方法、供給システム、および供給プログラム |
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-
2017
- 2017-01-06 US US15/399,746 patent/US20180196281A1/en not_active Abandoned
-
2018
- 2018-03-04 MX MX2019007865A patent/MX2019007865A/es unknown
- 2018-03-04 JP JP2019558347A patent/JP2020510244A/ja active Pending
- 2018-03-04 WO PCT/US2018/020820 patent/WO2018129566A2/en unknown
- 2018-03-04 EP EP18736586.1A patent/EP3566095A4/en active Pending
- 2018-03-04 AU AU2018206488A patent/AU2018206488B2/en active Active
- 2018-03-04 CN CN201880005980.0A patent/CN110446966B/zh active Active
- 2018-03-04 GB GB1911001.4A patent/GB2572729B/en active Active
- 2018-03-04 CA CA3047801A patent/CA3047801A1/en active Pending
-
2021
- 2021-08-03 US US17/393,402 patent/US20220030406A1/en active Pending
-
2022
- 2022-12-05 JP JP2022193979A patent/JP7418538B2/ja active Active
Patent Citations (6)
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JP2006513460A (ja) | 2003-02-03 | 2006-04-20 | エシロル アンテルナショナル(コンパーニュ ジェネラル ドプテーク) | プリズム及び屈折力の累進加入度数を有する眼科用レンズ |
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US20150049301A1 (en) | 2013-08-15 | 2015-02-19 | eyeBrain Medical, Inc. | Methods and lenses for alleviating asthenopia |
JP2016126148A (ja) | 2014-12-26 | 2016-07-11 | ホヤ レンズ タイランド リミテッドHOYA Lens Thailand Ltd | 両眼用の一対の眼鏡レンズ、その製造方法、供給システム、および供給プログラム |
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EP3566095A4 (en) | 2020-09-09 |
CN110446966A (zh) | 2019-11-12 |
GB201911001D0 (en) | 2019-09-18 |
CA3047801A1 (en) | 2018-07-12 |
GB2572729A (en) | 2019-10-09 |
JP2023033276A (ja) | 2023-03-10 |
EP3566095A2 (en) | 2019-11-13 |
WO2018129566A2 (en) | 2018-07-12 |
US20220030406A1 (en) | 2022-01-27 |
GB2572729B (en) | 2022-01-12 |
CN110446966B (zh) | 2022-11-04 |
MX2019007865A (es) | 2019-10-04 |
JP2020510244A (ja) | 2020-04-02 |
AU2018206488B2 (en) | 2022-11-24 |
AU2018206488A1 (en) | 2019-07-04 |
WO2018129566A3 (en) | 2018-08-23 |
US20180196281A1 (en) | 2018-07-12 |
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