JPH01110309U - - Google Patents
Info
- Publication number
- JPH01110309U JPH01110309U JP497388U JP497388U JPH01110309U JP H01110309 U JPH01110309 U JP H01110309U JP 497388 U JP497388 U JP 497388U JP 497388 U JP497388 U JP 497388U JP H01110309 U JPH01110309 U JP H01110309U
- Authority
- JP
- Japan
- Prior art keywords
- display
- projector
- picture tube
- distance
- image
- 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
- 238000005259 measurement Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は本考案に係る表示装置における映像距
離測定器の構成を示す図、第２図は投光器からの
投光の像を示す図、第３図は従来の映像距離の測
定を説明するための図、第４図は本考案の映像距
離の測定を説明するための図、第５図は表示装置
の表示部の断面図、第６図は表示装置の全体斜視
図である。
図中、１……表示装置、２……受像管、３……
表示ガラス、６……スケール固定部、７……距離
読取部、８……可動スケール、９……投光器、１
０……投光器用電源。
FIG. 1 is a diagram showing the configuration of an image distance measuring device in a display device according to the present invention, FIG. 2 is a diagram showing an image of light projected from a projector, and FIG. 3 is for explaining conventional image distance measurement. , FIG. 4 is a diagram for explaining the measurement of the image distance according to the present invention, FIG. 5 is a sectional view of the display section of the display device, and FIG. 6 is an overall perspective view of the display device. In the figure, 1... display device, 2... picture tube, 3...
Display glass, 6... Scale fixed part, 7... Distance reading part, 8... Movable scale, 9... Floodlight, 1
0...Power source for floodlight.
Claims (1)
れた像を表示ガラスを通して観測できる表示装置
における映像距離をスケールにより読み取る映像
距離測定器において、前記表示ガラス面上に可動
スケールを設け、該可動スケール上に投光器を設
け、該投光器による光を前記受像管の表示面上の
測定点に重ね合わせ、投光器の移動距離を読み取
ることにより距離を測定することを特徴とする表
示装置における映像距離測定器。 In an image distance measuring device that uses a scale to read the image distance in a display device that is equipped with a picture tube and allows the image projected on the display surface of the picture tube to be observed through a display glass, a movable scale is provided on the display glass surface, Image distance measurement in a display device, characterized in that a projector is provided on a movable scale, the light from the projector is superimposed on a measurement point on the display surface of the picture tube, and the distance is measured by reading the distance traveled by the projector. vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP497388U JPH01110309U (en) | 1988-01-19 | 1988-01-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP497388U JPH01110309U (en) | 1988-01-19 | 1988-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01110309U true JPH01110309U (en) | 1989-07-25 |
Family
ID=31207953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP497388U Pending JPH01110309U (en) | 1988-01-19 | 1988-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01110309U (en) |
-
1988
- 1988-01-19 JP JP497388U patent/JPH01110309U/ja active Pending
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