JPH0356925U - - Google Patents
Info
- Publication number
- JPH0356925U JPH0356925U JP11836989U JP11836989U JPH0356925U JP H0356925 U JPH0356925 U JP H0356925U JP 11836989 U JP11836989 U JP 11836989U JP 11836989 U JP11836989 U JP 11836989U JP H0356925 U JPH0356925 U JP H0356925U
- Authority
- JP
- Japan
- Prior art keywords
- movable means
- view
- projection lens
- video projector
- shows
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
第１図は本願の第１実施例を示す図であり、第
１図ａは平面をしめし、第１図ｂは側面を示す。
第２図乃至第５図は本願の第２実施例に関し、第
２図は要部を示す図である。第２図ａは側面をし
めし、第２図ｂは調整時の側面を示し、第２図ｃ
は１部断面の側面を示す。第３図は、ダイクロプ
リズム支持部の正面図である。第４図は１部拡大
図である。第５図はレンズ支持部の正面図である
。第６図、第７図は従来例を示す図である。
３４……投写レンズ、６２……リードスクリユ
ウ（可動手段）、４８……レンズ支持部（可動手
段）、３６……ダイクロプリズム支持部（可動手
段）。
FIG. 1 is a diagram showing a first embodiment of the present application, in which FIG. 1a shows a plan view and FIG. 1b shows a side view.
2 to 5 relate to a second embodiment of the present application, and FIG. 2 is a diagram showing the main part. Figure 2a shows the side view, Figure 2b shows the side view during adjustment, and Figure 2c shows the side view.
shows a side view of a partial cross section. FIG. 3 is a front view of the dichroic prism support section. FIG. 4 is a partially enlarged view. FIG. 5 is a front view of the lens support section. FIG. 6 and FIG. 7 are diagrams showing conventional examples. 34... Projection lens, 62... Lead screw (movable means), 48... Lens support section (movable means), 36... Dichroic prism support section (movable means).
Claims (1)
うにこの投写レンズ３４を移動させる可動手段３
６，４８，６２を備えるビデオプロジエクタ装置
。 (2) 前記可動手段３６，４８，６２はリードス
クリユウ６２を備えることを特徴とする請求項１
のビデオプロジエクタ装置。[Claims for Utility Model Registration] (1) Movable means 3 for moving the projection lens 34 so that the central axis of the projection lens 34 moves in parallel.
A video projector device comprising: 6, 48, 62. (2) Claim 1 characterized in that the movable means 36, 48, 62 are provided with a lead screw 62.
video projector equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989118369U JPH0740999Y2 (en) | 1989-10-09 | 1989-10-09 | Video projector equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989118369U JPH0740999Y2 (en) | 1989-10-09 | 1989-10-09 | Video projector equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0356925U true JPH0356925U (en) | 1991-05-31 |
| JPH0740999Y2 JPH0740999Y2 (en) | 1995-09-20 |
Family
ID=31666539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989118369U Expired - Lifetime JPH0740999Y2 (en) | 1989-10-09 | 1989-10-09 | Video projector equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740999Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000112021A (en) * | 1998-10-01 | 2000-04-21 | Canon Inc | Projection display device |
| JP2005258456A (en) * | 2005-04-04 | 2005-09-22 | Canon Inc | Projection display |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412734A (en) * | 1977-05-09 | 1979-01-30 | Vockenhuber Karl | Objective lens for movie camera and movie camera having same |
| JPS63155038A (en) * | 1986-12-18 | 1988-06-28 | Canon Inc | Lens shift mechanism |
| JPS63197926A (en) * | 1987-02-12 | 1988-08-16 | Canon Inc | optical device |
| JPS6426778U (en) * | 1987-08-05 | 1989-02-15 | ||
| JPS6471285A (en) * | 1987-09-11 | 1989-03-16 | Canon Kk | Projection optical system |
| JPH02195386A (en) * | 1989-01-24 | 1990-08-01 | Seiko Epson Corp | Liquid crystal video projector |
| JPH02287586A (en) * | 1989-04-28 | 1990-11-27 | Sony Corp | Liquid crystal projector |
-
1989
- 1989-10-09 JP JP1989118369U patent/JPH0740999Y2/en not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412734A (en) * | 1977-05-09 | 1979-01-30 | Vockenhuber Karl | Objective lens for movie camera and movie camera having same |
| JPS63155038A (en) * | 1986-12-18 | 1988-06-28 | Canon Inc | Lens shift mechanism |
| JPS63197926A (en) * | 1987-02-12 | 1988-08-16 | Canon Inc | optical device |
| JPS6426778U (en) * | 1987-08-05 | 1989-02-15 | ||
| JPS6471285A (en) * | 1987-09-11 | 1989-03-16 | Canon Kk | Projection optical system |
| JPH02195386A (en) * | 1989-01-24 | 1990-08-01 | Seiko Epson Corp | Liquid crystal video projector |
| JPH02287586A (en) * | 1989-04-28 | 1990-11-27 | Sony Corp | Liquid crystal projector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000112021A (en) * | 1998-10-01 | 2000-04-21 | Canon Inc | Projection display device |
| JP2005258456A (en) * | 2005-04-04 | 2005-09-22 | Canon Inc | Projection display |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740999Y2 (en) | 1995-09-20 |