Processing

Please wait...

Settings

Settings

Goto Application

1. WO2013140870 - LIQUID-CRYSTAL LENS

Publication Number WO/2013/140870
Publication Date 26.09.2013
International Application No. PCT/JP2013/052478
International Filing Date 04.02.2013
IPC
G02F 1/13 2006.01
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
01for the control of the intensity, phase, polarisation or colour
13based on liquid crystals, e.g. single liquid crystal display cells
G02B 3/14 2006.01
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
3Simple or compound lenses
12Fluid-filled or evacuated lenses
14of variable focal length
CPC
G02F 1/133526
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
01for the control of the intensity, phase, polarisation or colour 
13based on liquid crystals, e.g. single liquid crystal display cells
133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
1333Constructional arrangements; ; Manufacturing methods
1335Structural association of cells with optical devices, e.g. polarisers or reflectors
133526Lenses, e.g. microlenses or Fresnel lenses
G02F 1/29
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
29for the control of the position or the direction of light beams, i.e. deflection
G02F 1/294
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
29for the control of the position or the direction of light beams, i.e. deflection
294Variable focal length devices
G02F 2201/12
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
2201Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
12electrode
G02F 2203/28
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
2203Function characteristic
28focussing or defocussing
Applicants
  • 日本電気硝子株式会社 NIPPON ELECTRIC GLASS CO., LTD. [JP]/[JP]
Inventors
  • 角見 昌昭 KADOMI, Masaaki
  • 田中 宏和 TANAKA, Hirokazu
  • 和田 正紀 WADA, Masanori
  • 秋元 隆 AKIMOTO, Takashi
Agents
  • 特許業務法人 宮▲崎▼・目次特許事務所 MIYAZAKI & METSUGI
Priority Data
2012-06219719.03.2012JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) LIQUID-CRYSTAL LENS
(FR) LENTILLE À CRISTAUX LIQUIDES
(JA) 液晶レンズ
Abstract
(EN)
The objective of this liquid crystal lens (1) is to reduce wave aberration, and is provided with a liquid-crystal layer (11), a first electrode (21), a second electrode (22), and a high-resistance layer (41). The first electrode (21) has: a first electrode part (21a) in which are provided a circular opening (21a1), and a communication port (21a2) for providing communication between the opening (21a1) and the exterior; and a second electrode part (21b) including a circular main electrode part (21b1) disposed inside the opening (21a1), and a draw-out electrode part (21b2) connected to the main electrode part (21b1) and disposed in the communication port (21a2). The second electrode (22) faces the first electrode (21) via the liquid-crystal layer (11). The high-resistance layer (41) is disposed between the liquid-crystal layer (11) and at least the second electrode part (21b) of the first electrode (21). The high-resistance layer (41) has a shape that conforms to rotation with respect to the center axis of the main electrode part (21b1).
(FR)
L'invention concerne une lentille à cristaux liquides (1) qui permet de réduire les aberrations d'onde, et qui comprend une couche de cristaux liquides (11), une première électrode (21), une seconde électrode (22), et une couche à haute résistance (41). La première électrode (21) comprend : une première partie d'électrode (21a) dans laquelle sont formés une ouverture circulaire (21a1) et un port de communication (21a2) assurant la communication entre l'ouverture (21a1) et l'extérieur ; et une seconde partie d'électrode (21b) comprenant une partie d'électrode principale circulaire (21b1) disposée dans l'ouverture (21a1) et une partie d'électrode de sortie (21b2) connectée à la partie d'électrode principale (21b1) et disposée dans le port de communication (21a2). La seconde électrode (22) fait face à la première électrode (21) vi la couche de cristaux liquides (11). La couche de haute résistance (41) est disposée entre la couche de cristaux liquides (11) et au moins la seconde partie d'électrode (21b) de la première électrode (21). La couche de haute résistance (41) possède une forme qui s'adapte à la rotation par rapport à l'axe central de la partie d'électrode principale (21b1).
(JA)
 液晶レンズ(1)は、波面収差の小さくすることを目的とし、液晶層(11)と、第1の電極(21)と、第2の電極(22)と、高抵抗層(41)とを備えている。第1の電極(21)は、円形の開口(21a1)及びこの開口(21a1)を外部に連通させる連通口(21a2)が形成された第1の電極部(21a)と、開口(21a1)内に配された円形の主電極部(21b1)、及び主電極部(21b1)に接続され、連通口内(21a2)に配された引き出し電極部(21b2)を含む第2の電極部(21b)とを有する。第2の電極(22)は、第1の電極(21)と液晶層(11)を介して対向している。高抵抗層(41)は、第1の電極(21)の少なくとも第2の電極部(21b)と液晶層(11)との間に配されている。高抵抗層(41は)、主電極部(21b1)の中心軸に対して回転対象となる形状を有している。
Latest bibliographic data on file with the International Bureau