JPH0312288B2 - - Google Patents
Info
- Publication number
- JPH0312288B2 JPH0312288B2 JP10738584A JP10738584A JPH0312288B2 JP H0312288 B2 JPH0312288 B2 JP H0312288B2 JP 10738584 A JP10738584 A JP 10738584A JP 10738584 A JP10738584 A JP 10738584A JP H0312288 B2 JPH0312288 B2 JP H0312288B2
- Authority
- JP
- Japan
- Prior art keywords
- hologram
- rotating body
- light
- holotop
- photodetector
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- 238000003384 imaging method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
- G06K7/10871—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-code
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Mechanical Optical Scanning Systems (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10738584A JPS60252317A (ja) | 1984-05-29 | 1984-05-29 | ホログラムスキヤナ |
US06/675,870 US4655541A (en) | 1983-11-30 | 1984-11-28 | Hologram scanner |
AU36019/84A AU548894B2 (en) | 1983-11-30 | 1984-11-29 | Hologram scanner |
KR8407546A KR890003607B1 (en) | 1983-11-30 | 1984-11-30 | Hologram scanner |
DE8484308328T DE3484459D1 (de) | 1983-11-30 | 1984-11-30 | Holographische abtasteinrichtung. |
EP84308328A EP0144224B1 (en) | 1983-11-30 | 1984-11-30 | Hologram scanner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10738584A JPS60252317A (ja) | 1984-05-29 | 1984-05-29 | ホログラムスキヤナ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60252317A JPS60252317A (ja) | 1985-12-13 |
JPH0312288B2 true JPH0312288B2 (nl) | 1991-02-19 |
Family
ID=14457784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10738584A Granted JPS60252317A (ja) | 1983-11-30 | 1984-05-29 | ホログラムスキヤナ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60252317A (nl) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03282982A (ja) * | 1990-03-30 | 1991-12-13 | Nippon Soken Inc | 情報読取り装置 |
-
1984
- 1984-05-29 JP JP10738584A patent/JPS60252317A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60252317A (ja) | 1985-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |