JPS63180825U - - Google Patents
Info
- Publication number
- JPS63180825U JPS63180825U JP7087487U JP7087487U JPS63180825U JP S63180825 U JPS63180825 U JP S63180825U JP 7087487 U JP7087487 U JP 7087487U JP 7087487 U JP7087487 U JP 7087487U JP S63180825 U JPS63180825 U JP S63180825U
- Authority
- JP
- Japan
- Prior art keywords
- scanning
- optical system
- hollow window
- light
- hologram
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Holo Graphy (AREA)
Description
第１図は本考案の実施例のホログラムを用いた
走査装置の構成概要説明図、第２図は本考案の実
施例のホロウインドの構成説明図、第３図は本考
案で使用するホロウインドの強度テスト実施要領
説明図、第４図ａ，ｂは本考案で使用するホロウ
インドの透過率説明図、第５図は従来のホログラ
ム使用走査装置の構成概要説明図、第６図は従来
の他のホログラム使用走査装置の構成概要説明図
で、
図中、２１はホログラムを用いた走査装置、２
２は走査光学系、２３はホロウインド、２３ａ，
２３ｂ，２３ｃはホログラム、１００は被検出物
体である。
Fig. 1 is a schematic explanatory diagram of the configuration of a scanning device using a hologram according to an embodiment of the present invention, Fig. 2 is an explanatory diagram of the configuration of a hollow window according to an embodiment of the present invention, and Fig. 3 is a diagram illustrating the configuration of a hollow window used in the present invention. Figures 4a and 4b are diagrams explaining the transmittance of the hollow window used in the present invention, Figure 5 is a schematic diagram of the configuration of a conventional hologram-using scanning device, and Figure 6 is a diagram explaining the configuration of a conventional scanning device using a hologram. This is a schematic explanatory diagram of the configuration of another scanning device using a hologram. In the figure, 21 is a scanning device using a hologram; 2
2 is a scanning optical system, 23 is a hollow window, 23a,
23b and 23c are holograms, and 100 is an object to be detected.
Claims (1)
学系２２からの光を受け、これを出射して一定距
離離れた位置に集光させるホロウインド２３とを
備えて構成され、 前記ホロウインド２３が、複数枚のホログラム
（２３ａ，２３ｂ，２３ｃ）を密着させて形成さ
れたことを特徴とするホログラムを用いた走査装
置。[Claims for Utility Model Registration] Comprising a scanning optical system 22 that generates scanning light, and a hollow window 23 that receives the light from the scanning optical system 22, emits it, and focuses it at a position a certain distance away. A scanning device using a hologram, characterized in that the hollow window 23 is formed by closely adhering a plurality of holograms (23a, 23b, 23c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7087487U JPH0544809Y2 (en) | 1987-05-14 | 1987-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7087487U JPH0544809Y2 (en) | 1987-05-14 | 1987-05-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63180825U true JPS63180825U (en) | 1988-11-22 |
| JPH0544809Y2 JPH0544809Y2 (en) | 1993-11-15 |
Family
ID=30912909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7087487U Expired - Lifetime JPH0544809Y2 (en) | 1987-05-14 | 1987-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0544809Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04291690A (en) * | 1991-03-20 | 1992-10-15 | Fujitsu Ltd | Bar-code reader |
-
1987
- 1987-05-14 JP JP7087487U patent/JPH0544809Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04291690A (en) * | 1991-03-20 | 1992-10-15 | Fujitsu Ltd | Bar-code reader |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0544809Y2 (en) | 1993-11-15 |
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