JPS61132816U - - Google Patents
Info
- Publication number
- JPS61132816U JPS61132816U JP1551085U JP1551085U JPS61132816U JP S61132816 U JPS61132816 U JP S61132816U JP 1551085 U JP1551085 U JP 1551085U JP 1551085 U JP1551085 U JP 1551085U JP S61132816 U JPS61132816 U JP S61132816U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- display element
- head
- crystal display
- transparent member
- 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 13
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Instrument Panels (AREA)
Description
第１図は本考案の第１実施例に係る液晶式ヘツ
ドアツプデイスプレイ装置の概要を示す概略構成
図、第２図は本考案の第１実施例に用いたＥＣＢ
型液晶可変色素子の概要を示す断面図、第３図は
本考案の第１実施例に用いたＴＮ型液晶表示素子
の概要を示す断面図、第４図は本考案の第２実施
例に係る液晶式ヘツドアツプデイスプレイ装置の
概要を示す概略構成図である。
１…フロントガラス（透明部材）、２…インス
トルメントパネル、３…ヘツドアツプデイスプレ
イ装置本体、４…反射ミラー、５…光源、６…Ｔ
Ｎ型液晶表示素子（液晶表示素子）、７…ＥＣＢ
型液晶可変色素子、８…コールドフイルタ、９…
制御装置、１０…車速センサ。
Fig. 1 is a schematic configuration diagram showing an outline of a liquid crystal head-up display device according to a first embodiment of the present invention, and Fig. 2 is an ECB used in the first embodiment of the present invention.
FIG. 3 is a cross-sectional view showing an outline of a TN-type liquid crystal display element used in the first embodiment of the present invention, and FIG. 4 is a cross-sectional view showing an outline of a TN-type liquid crystal display element used in the first embodiment of the present invention. 1 is a schematic configuration diagram showing an outline of such a liquid crystal head-up display device. 1... Windshield (transparent member), 2... Instrument panel, 3... Head up display device body, 4... Reflective mirror, 5... Light source, 6... T
N-type liquid crystal display element (liquid crystal display element), 7...ECB
type liquid crystal variable dye element, 8...cold filter, 9...
Control device, 10...vehicle speed sensor.
Claims (1)
を照明し、この表示素子を透過した光を反射ミラ
ーで所定の向きに反射して運転席前方の透明部材
上あるいは透明部材前方に虚像として投影するヘ
ツドアツプデイスプレイ装置であつて、 前記表示素子として液晶表示素子が用いられる
と共に、この液晶表示素子と光源の間あるいは液
晶表示素子と反射ミラーの間に複屈折制御型液晶
可変色素子が配設され、この複屈折制御型液晶可
変色素子は制御装置を介して可変電圧電源と接続
されていることを特徴とする液晶式ヘツドアツプ
デイスプレイ装置。[Claims for Utility Model Registration] A display element such as a meter is illuminated by a light source from behind, and the light that passes through the display element is reflected in a predetermined direction by a reflective mirror onto a transparent member in front of the driver's seat or A head-up display device that projects a virtual image in front of a transparent member, in which a liquid crystal display element is used as the display element, and a birefringence control type is used between the liquid crystal display element and a light source or between the liquid crystal display element and a reflecting mirror. 1. A liquid crystal head-up display device, characterized in that a liquid crystal variable dye element is provided, and the birefringence controlled liquid crystal variable dye element is connected to a variable voltage power source via a control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1551085U JPS61132816U (en) | 1985-02-06 | 1985-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1551085U JPS61132816U (en) | 1985-02-06 | 1985-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61132816U true JPS61132816U (en) | 1986-08-19 |
Family
ID=30501416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1551085U Pending JPS61132816U (en) | 1985-02-06 | 1985-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61132816U (en) |
-
1985
- 1985-02-06 JP JP1551085U patent/JPS61132816U/ja active Pending
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