JPS62140603U - - Google Patents
Info
- Publication number
- JPS62140603U JPS62140603U JP1986028657U JP2865786U JPS62140603U JP S62140603 U JPS62140603 U JP S62140603U JP 1986028657 U JP1986028657 U JP 1986028657U JP 2865786 U JP2865786 U JP 2865786U JP S62140603 U JPS62140603 U JP S62140603U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- projection device
- light projection
- utility
- model registration
- 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.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
Landscapes
- Liquid Crystal (AREA)
Description
第１図は、本考案の投光装置の一実施例を示す
断面図、第２図は、本考案の投光装置の他の実施
例を示す断面図、第３図、第４図は、液晶レンズ
の構成を示す横断面図および縦断面図、第５図は
、液晶レンズに偏光板を組み合せたときの斜視図
である。
１，１′…投光装置、２…反射鏡、３…光源、
５…液晶レンズ、１９…液晶プリズム。
FIG. 1 is a sectional view showing one embodiment of the light projecting device of the present invention, FIG. 2 is a sectional view showing another embodiment of the light projecting device of the present invention, and FIGS. 3 and 4 are: A cross-sectional view and a vertical cross-sectional view showing the configuration of the liquid crystal lens, and FIG. 5 are perspective views when a polarizing plate is combined with the liquid crystal lens. 1, 1'... Light projector, 2... Reflector, 3... Light source,
5...Liquid crystal lens, 19...Liquid crystal prism.
Claims (1)
れる投光装置において、 上記集光用レンズを交流電圧によつて焦点距離
が変化する液晶レンズで構成したことを特徴とす
る配光が可変の投光装置。 (2) 液晶レンズの前または後に液晶プリズムを
配設したことを特徴とする実用新案登録請求の範
囲第１項記載の投光装置。[Scope of Claim for Utility Model Registration] (1) In a light projection device consisting of a light source, a reflecting mirror, and a condensing lens, the condensing lens is constituted by a liquid crystal lens whose focal length changes depending on an alternating current voltage. A light projection device with variable light distribution characterized by: (2) The light projection device according to claim 1 of the utility model registration claim, characterized in that a liquid crystal prism is disposed in front of or behind the liquid crystal lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986028657U JPS62140603U (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986028657U JPS62140603U (en) | 1986-02-28 | 1986-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62140603U true JPS62140603U (en) | 1987-09-04 |
Family
ID=30831829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986028657U Pending JPS62140603U (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62140603U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009534790A (en) * | 2006-04-21 | 2009-09-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lamp unit for adaptive front lighting system for vehicles |
| JP2011081985A (en) * | 2009-10-06 | 2011-04-21 | Stanley Electric Co Ltd | Method of manufacturing light irradiation device and optical deflection liquid crystal cell |
| JP2012069409A (en) * | 2010-09-24 | 2012-04-05 | Panasonic Corp | Lighting fixture |
| JP2020106833A (en) * | 2018-12-27 | 2020-07-09 | 中強光電股▲ふん▼有限公司 | Head mount display device |
| WO2025009263A1 (en) * | 2023-07-05 | 2025-01-09 | 株式会社ジャパンディスプレイ | Lighting device |
-
1986
- 1986-02-28 JP JP1986028657U patent/JPS62140603U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009534790A (en) * | 2006-04-21 | 2009-09-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lamp unit for adaptive front lighting system for vehicles |
| JP2011081985A (en) * | 2009-10-06 | 2011-04-21 | Stanley Electric Co Ltd | Method of manufacturing light irradiation device and optical deflection liquid crystal cell |
| JP2012069409A (en) * | 2010-09-24 | 2012-04-05 | Panasonic Corp | Lighting fixture |
| JP2020106833A (en) * | 2018-12-27 | 2020-07-09 | 中強光電股▲ふん▼有限公司 | Head mount display device |
| WO2025009263A1 (en) * | 2023-07-05 | 2025-01-09 | 株式会社ジャパンディスプレイ | Lighting device |