JPS5624310A - Hologram for hologram scanner and its production - Google Patents

Hologram for hologram scanner and its production

Info

Publication number
JPS5624310A
JPS5624310A JP9900779A JP9900779A JPS5624310A JP S5624310 A JPS5624310 A JP S5624310A JP 9900779 A JP9900779 A JP 9900779A JP 9900779 A JP9900779 A JP 9900779A JP S5624310 A JPS5624310 A JP S5624310A
Authority
JP
Japan
Prior art keywords
hologram
lens
light
reference light
reconstructing
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
Application number
JP9900779A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145045B2 (enrdf_load_stackoverflow
Inventor
Yutaka Kaneko
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP9900779A priority Critical patent/JPS5624310A/ja
Publication of JPS5624310A publication Critical patent/JPS5624310A/ja
Publication of JPH0145045B2 publication Critical patent/JPH0145045B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Holo Graphy (AREA)
  • Mechanical Optical Scanning Systems (AREA)
JP9900779A 1979-08-02 1979-08-02 Hologram for hologram scanner and its production Granted JPS5624310A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9900779A JPS5624310A (en) 1979-08-02 1979-08-02 Hologram for hologram scanner and its production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9900779A JPS5624310A (en) 1979-08-02 1979-08-02 Hologram for hologram scanner and its production

Publications (2)

Publication Number Publication Date
JPS5624310A true JPS5624310A (en) 1981-03-07
JPH0145045B2 JPH0145045B2 (enrdf_load_stackoverflow) 1989-10-02

Family

ID=14234978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9900779A Granted JPS5624310A (en) 1979-08-02 1979-08-02 Hologram for hologram scanner and its production

Country Status (1)

Country Link
JP (1) JPS5624310A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933423A (ja) * 1982-08-18 1984-02-23 Fujitsu Ltd 走査方式
JPS5964814A (ja) * 1982-10-05 1984-04-12 Ricoh Co Ltd ホログラムスキヤナにおけるホログラムの作製方法
JPS5965823A (ja) * 1982-10-08 1984-04-14 Ricoh Co Ltd ホログラムスキヤナ
JPS60191379A (ja) * 1984-03-13 1985-09-28 東洋エレクトロニクス株式会社 紙葉類の真偽識別装置
US5343415A (en) * 1990-08-31 1994-08-30 Matsushita Electric Industrial Co., Ltd. Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
EP0884668A1 (en) * 1990-08-31 1998-12-16 Matsushita Electric Industrial Co., Ltd. Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
JP2010145492A (ja) * 2008-12-16 2010-07-01 Mitsubishi Rayon Co Ltd 光学的ローパスフィルタ及びその製造方法
JP2011043661A (ja) * 2009-08-21 2011-03-03 Ricoh Co Ltd 偏光分離素子、偏光分離デバイス、光走査装置及び画像形成装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09288444A (ja) * 1996-04-23 1997-11-04 Komatsu Ltd 共焦点光学装置及びホログラム露光装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5581382A (en) * 1978-12-15 1980-06-19 Fujitsu Ltd Production of optical reading hologram

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5581382A (en) * 1978-12-15 1980-06-19 Fujitsu Ltd Production of optical reading hologram

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933423A (ja) * 1982-08-18 1984-02-23 Fujitsu Ltd 走査方式
JPS5964814A (ja) * 1982-10-05 1984-04-12 Ricoh Co Ltd ホログラムスキヤナにおけるホログラムの作製方法
JPS5965823A (ja) * 1982-10-08 1984-04-14 Ricoh Co Ltd ホログラムスキヤナ
JPS60191379A (ja) * 1984-03-13 1985-09-28 東洋エレクトロニクス株式会社 紙葉類の真偽識別装置
US5343415A (en) * 1990-08-31 1994-08-30 Matsushita Electric Industrial Co., Ltd. Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
EP0884668A1 (en) * 1990-08-31 1998-12-16 Matsushita Electric Industrial Co., Ltd. Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
JP2010145492A (ja) * 2008-12-16 2010-07-01 Mitsubishi Rayon Co Ltd 光学的ローパスフィルタ及びその製造方法
JP2011043661A (ja) * 2009-08-21 2011-03-03 Ricoh Co Ltd 偏光分離素子、偏光分離デバイス、光走査装置及び画像形成装置

Also Published As

Publication number Publication date
JPH0145045B2 (enrdf_load_stackoverflow) 1989-10-02

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