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ES2645759A1 - Liquid crystal microlens and liquid crystal microlens matrix (Machine-translation by Google Translate, not legally binding) - Google Patents

Liquid crystal microlens and liquid crystal microlens matrix (Machine-translation by Google Translate, not legally binding) Download PDF

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Publication number
ES2645759A1
ES2645759A1 ES201630757A ES201630757A ES2645759A1 ES 2645759 A1 ES2645759 A1 ES 2645759A1 ES 201630757 A ES201630757 A ES 201630757A ES 201630757 A ES201630757 A ES 201630757A ES 2645759 A1 ES2645759 A1 ES 2645759A1
Authority
ES
Spain
Prior art keywords
liquid crystal
crystal microlens
substrate
electrodes
translation
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.)
Granted
Application number
ES201630757A
Other languages
Spanish (es)
Other versions
ES2645759B2 (en
Inventor
José Francisco ALGORRI GENARO
Virginia URRUCHI DEL POZO
José Manuel Sánchez Pena
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.)
Universidad Carlos III de Madrid
Original Assignee
Universidad Carlos III de Madrid
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.)
Filing date
Publication date
Application filed by Universidad Carlos III de Madrid filed Critical Universidad Carlos III de Madrid
Priority to ES201630757A priority Critical patent/ES2645759B2/en
Priority to PCT/ES2017/070403 priority patent/WO2017212095A1/en
Publication of ES2645759A1 publication Critical patent/ES2645759A1/en
Application granted granted Critical
Publication of ES2645759B2 publication Critical patent/ES2645759B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/33—Acousto-optical deflection devices

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)

Abstract

La invención describe microlente (1) de cristal líquido, que comprende: un sustrato (2s) superior y un sustrato (2i) inferior; una capa (3s) superior de alineamiento y una capa (3i) inferior de alineamiento; y una capa (4) de cristal líquido entre la capa (3s) superior de alineamiento y la capa (3i) inferior de alineamiento, donde: el sustrato (2s) superior comprende electrodos (51, 52) de control y el sustrato (2i) inferior comprende electrodos (53, 54) de control, formando dichos electrodos (51, 52, 53, 54) una figura plana, y donde cada electrodo (51, 52, 53, 54) es excitado por una señal eléctrica alterna, estando desfasadas 180º las señales eléctricas de los electrodos (51, 52, 53, 54) de un mismo sustrato (2s, 2i), y estando desfasadas 90º las señales eléctricas de los electrodos (51, 52) del sustrato (2s) superior con relación a las señales eléctricas de los electrodos (53, 54) del sustrato (2i) inferior.The invention describes liquid crystal microlens (1), comprising: an upper substrate (2s) and a lower substrate (2i); an upper alignment layer (3s) and a lower alignment layer (3i); and a liquid crystal layer (4) between the upper alignment layer (3s) and the lower alignment layer (3i), where: the upper substrate (2s) comprises control electrodes (51, 52) and the substrate (2i) ) lower comprises control electrodes (53, 54), said electrodes (51, 52, 53, 54) forming a flat figure, and where each electrode (51, 52, 53, 54) is excited by an alternating electrical signal, being the electrical signals of the electrodes (51, 52, 53, 54) of the same substrate (2s, 2i) being 180º out of phase, and the electrical signals of the electrodes (51, 52) of the upper substrate (2s) being 90º out of phase with respect to to the electrical signals from the electrodes (53, 54) of the lower substrate (2i).

Description

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Claims (1)

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ES201630757A 2016-06-06 2016-06-06 Liquid crystal microlens and liquid crystal microlens matrix Active ES2645759B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES201630757A ES2645759B2 (en) 2016-06-06 2016-06-06 Liquid crystal microlens and liquid crystal microlens matrix
PCT/ES2017/070403 WO2017212095A1 (en) 2016-06-06 2017-06-05 Liquid-crystal micro lens and liquid-crystal micro lens array

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201630757A ES2645759B2 (en) 2016-06-06 2016-06-06 Liquid crystal microlens and liquid crystal microlens matrix

Publications (2)

Publication Number Publication Date
ES2645759A1 true ES2645759A1 (en) 2017-12-07
ES2645759B2 ES2645759B2 (en) 2018-11-26

Family

ID=60484518

Family Applications (1)

Application Number Title Priority Date Filing Date
ES201630757A Active ES2645759B2 (en) 2016-06-06 2016-06-06 Liquid crystal microlens and liquid crystal microlens matrix

Country Status (2)

Country Link
ES (1) ES2645759B2 (en)
WO (1) WO2017212095A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113917722A (en) * 2021-10-29 2022-01-11 华中科技大学 Visible light near-infrared close-range depth of field extended imaging system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2801023B2 (en) * 2019-06-26 2022-12-02 Univ Madrid Carlos Iii Liquid Crystal Tunable Lens

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995939A (en) * 1974-02-06 1976-12-07 Commissariat A L'energie Atomique Method for controlling an optical characteristic of a material and an analog imager for carrying out said method
US4119367A (en) * 1975-03-06 1978-10-10 Edward Peter Raynes Liquid crystal displays
JPS59129836A (en) * 1983-01-14 1984-07-26 Canon Inc Driving method of optical modulator
EP1316842A1 (en) * 2001-11-28 2003-06-04 Citizen Electronics Co., Ltd. Liquid crystal microlens array
CN203012311U (en) * 2012-11-12 2013-06-19 华中科技大学 Liquid crystal micro lens with swingable electric scanning focus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995939A (en) * 1974-02-06 1976-12-07 Commissariat A L'energie Atomique Method for controlling an optical characteristic of a material and an analog imager for carrying out said method
US4119367A (en) * 1975-03-06 1978-10-10 Edward Peter Raynes Liquid crystal displays
JPS59129836A (en) * 1983-01-14 1984-07-26 Canon Inc Driving method of optical modulator
EP1316842A1 (en) * 2001-11-28 2003-06-04 Citizen Electronics Co., Ltd. Liquid crystal microlens array
CN203012311U (en) * 2012-11-12 2013-06-19 华中科技大学 Liquid crystal micro lens with swingable electric scanning focus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113917722A (en) * 2021-10-29 2022-01-11 华中科技大学 Visible light near-infrared close-range depth of field extended imaging system

Also Published As

Publication number Publication date
WO2017212095A1 (en) 2017-12-14
ES2645759B2 (en) 2018-11-26

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