JPS6220527B2 - - Google Patents

Info

Publication number
JPS6220527B2
JPS6220527B2 JP52070858A JP7085877A JPS6220527B2 JP S6220527 B2 JPS6220527 B2 JP S6220527B2 JP 52070858 A JP52070858 A JP 52070858A JP 7085877 A JP7085877 A JP 7085877A JP S6220527 B2 JPS6220527 B2 JP S6220527B2
Authority
JP
Japan
Prior art keywords
scanning
hologram
holograms
line group
patterns
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
Application number
JP52070858A
Other languages
English (en)
Japanese (ja)
Other versions
JPS545745A (en
Inventor
Hiroyuki Ikeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP7085877A priority Critical patent/JPS545745A/ja
Publication of JPS545745A publication Critical patent/JPS545745A/ja
Publication of JPS6220527B2 publication Critical patent/JPS6220527B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Mechanical Optical Scanning Systems (AREA)
JP7085877A 1977-06-15 1977-06-15 Optical scanning system Granted JPS545745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7085877A JPS545745A (en) 1977-06-15 1977-06-15 Optical scanning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7085877A JPS545745A (en) 1977-06-15 1977-06-15 Optical scanning system

Publications (2)

Publication Number Publication Date
JPS545745A JPS545745A (en) 1979-01-17
JPS6220527B2 true JPS6220527B2 (enrdf_load_stackoverflow) 1987-05-07

Family

ID=13443673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7085877A Granted JPS545745A (en) 1977-06-15 1977-06-15 Optical scanning system

Country Status (1)

Country Link
JP (1) JPS545745A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH026540U (enrdf_load_stackoverflow) * 1988-06-28 1990-01-17

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134724A (ja) * 1984-12-06 1986-06-21 Nippon Steel Corp レ−ザ−照射装置
JP2576713Y2 (ja) * 1991-09-11 1998-07-16 ミヤケ電子工業株式会社 縫製機の下糸切れ検知装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH026540U (enrdf_load_stackoverflow) * 1988-06-28 1990-01-17

Also Published As

Publication number Publication date
JPS545745A (en) 1979-01-17

Similar Documents

Publication Publication Date Title
US4224509A (en) Holographic scanning system
CA1292631C (en) Method for constructing holograms
US4106844A (en) Laser scanning system utilizing computer generated holograms
CA1075052A (en) Straight-line optical scanner using rotating holograms
US5555130A (en) Holographic scanning
US4235504A (en) Holographic disk scanner
US5091798A (en) Diffraction grating for optical scanning
JPS6348043B2 (enrdf_load_stackoverflow)
US4712852A (en) Hologram disk for deflecting a light beam
EP0042946A2 (en) Holographic scanner for generating scan patterns and its application to the sensing of bar code labels
GB1595487A (en) Light scanning apparatus
US3940202A (en) Light beam deflection system
JPS6220527B2 (enrdf_load_stackoverflow)
EP0571364B1 (en) Holographic laser scanner
JPH0341805B2 (enrdf_load_stackoverflow)
US3961836A (en) Focused-image hologram system providing increased optical readout efficiency
JPS6342245B2 (enrdf_load_stackoverflow)
JPS6215774Y2 (enrdf_load_stackoverflow)
EP0207132B1 (en) Method of producing a gaussian laser beam filter
JPS628768B2 (enrdf_load_stackoverflow)
JP2746977B2 (ja) 走査パターン形成装置
JPS5829490B2 (ja) 光走査装置
JPS59114679A (ja) 光学記号読取装置
JPS63240516A (ja) レ−ザビ−ムスキヤナ−装置
JP2758447B2 (ja) ホログラムを用いたレーザバーコードスキャナ