JPH0352730U - - Google Patents
Info
- Publication number
- JPH0352730U JPH0352730U JP11337289U JP11337289U JPH0352730U JP H0352730 U JPH0352730 U JP H0352730U JP 11337289 U JP11337289 U JP 11337289U JP 11337289 U JP11337289 U JP 11337289U JP H0352730 U JPH0352730 U JP H0352730U
- Authority
- JP
- Japan
- Prior art keywords
- concave mirror
- liquid crystal
- refractive index
- index layer
- discharge lamp
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 238000010891 electric arc Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は液晶プロジエクター装置の説明図、第
２図は反射率の入射角依存性説明図、第３図と第
４図は分光分布の説明図、第５図は反射率の説明
図である。 １……シヨートアーク放電灯、ｋ……アーク輝
点、２……凹面鏡、２１……多層膜、２ａ……頂
部側、２ｂ……開口側、Ｆ……焦点、３……液晶
板。
２図は反射率の入射角依存性説明図、第３図と第
４図は分光分布の説明図、第５図は反射率の説明
図である。 １……シヨートアーク放電灯、ｋ……アーク輝
点、２……凹面鏡、２１……多層膜、２ａ……頂
部側、２ｂ……開口側、Ｆ……焦点、３……液晶
板。
Claims (1)
- 内面に形成された高屈折率層と低屈折率層とよ
りなる多層膜の膜厚が頂部側において薄く、開口
側において厚い凹面鏡と、この凹面鏡の焦点にア
ーク輝点が一致するように配置されたシヨートア
ーク放電灯と、凹面鏡の反射光が投射する液晶板
とを備えた液晶プロジエクター装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989113372U JPH0622824Y2 (ja) | 1989-09-29 | 1989-09-29 | 液晶プロジェクター装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989113372U JPH0622824Y2 (ja) | 1989-09-29 | 1989-09-29 | 液晶プロジェクター装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0352730U true JPH0352730U (ja) | 1991-05-22 |
| JPH0622824Y2 JPH0622824Y2 (ja) | 1994-06-15 |
Family
ID=31661789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989113372U Expired - Lifetime JPH0622824Y2 (ja) | 1989-09-29 | 1989-09-29 | 液晶プロジェクター装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0622824Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011203359A (ja) * | 2010-03-24 | 2011-10-13 | Stanley Electric Co Ltd | 誘電体層を用いたリフレクタおよびその製造方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62103602A (ja) * | 1985-10-31 | 1987-05-14 | Toshiba Corp | 光源装置 |
| JPS63129913U (ja) * | 1987-02-19 | 1988-08-25 | ||
| JPS63202007U (ja) * | 1987-06-17 | 1988-12-27 |
-
1989
- 1989-09-29 JP JP1989113372U patent/JPH0622824Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62103602A (ja) * | 1985-10-31 | 1987-05-14 | Toshiba Corp | 光源装置 |
| JPS63129913U (ja) * | 1987-02-19 | 1988-08-25 | ||
| JPS63202007U (ja) * | 1987-06-17 | 1988-12-27 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011203359A (ja) * | 2010-03-24 | 2011-10-13 | Stanley Electric Co Ltd | 誘電体層を用いたリフレクタおよびその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0622824Y2 (ja) | 1994-06-15 |