JPH048769B2 - - Google Patents
Info
- Publication number
- JPH048769B2 JPH048769B2 JP60270124A JP27012485A JPH048769B2 JP H048769 B2 JPH048769 B2 JP H048769B2 JP 60270124 A JP60270124 A JP 60270124A JP 27012485 A JP27012485 A JP 27012485A JP H048769 B2 JPH048769 B2 JP H048769B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- focal length
- lens
- variable focal
- refractive index
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/12—Fluid-filled or evacuated lenses
- G02B3/14—Fluid-filled or evacuated lenses of variable focal length
-
- 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
- G02F1/294—Variable focal length devices
Landscapes
- Liquid Crystal (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60270124A JPS62129815A (ja) | 1985-11-30 | 1985-11-30 | 焦点距離可変液晶レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60270124A JPS62129815A (ja) | 1985-11-30 | 1985-11-30 | 焦点距離可変液晶レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62129815A JPS62129815A (ja) | 1987-06-12 |
JPH048769B2 true JPH048769B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-02-18 |
Family
ID=17481883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60270124A Granted JPS62129815A (ja) | 1985-11-30 | 1985-11-30 | 焦点距離可変液晶レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62129815A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5130839A (en) * | 1989-03-10 | 1992-07-14 | Ricoh Company Ltd. | Scanning optical apparatus |
JP3442845B2 (ja) * | 1994-02-15 | 2003-09-02 | 富士写真フイルム株式会社 | 焦点位置可変光学系及び光ビーム走査装置 |
KR101047830B1 (ko) * | 2004-04-30 | 2011-07-08 | 아사히 가라스 가부시키가이샤 | 액정 렌즈 소자 및 광헤드 장치 |
US8885139B2 (en) | 2005-01-21 | 2014-11-11 | Johnson & Johnson Vision Care | Adaptive electro-active lens with variable focal length |
US7522256B2 (en) | 2005-07-28 | 2009-04-21 | Citizen Electronics Co., Ltd. | Liquid crystal lens apparatus |
GB2585188B (en) * | 2019-06-26 | 2023-02-01 | Flexenable Ltd | Stacked liquid crystal cell device electrically operable to generate refractive index pattern |
JP2021051187A (ja) * | 2019-09-25 | 2021-04-01 | 株式会社ジャパンディスプレイ | 光制御装置 |
JPWO2024029309A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 2022-08-02 | 2024-02-08 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5850339B2 (ja) * | 1978-05-20 | 1983-11-10 | 進 佐藤 | 焦点距離可変レンズ |
-
1985
- 1985-11-30 JP JP60270124A patent/JPS62129815A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS62129815A (ja) | 1987-06-12 |