CA1081009A - Systeme d'exploration optique a miroir polygonal tournant - Google Patents

Systeme d'exploration optique a miroir polygonal tournant

Info

Publication number
CA1081009A
CA1081009A CA262,799A CA262799A CA1081009A CA 1081009 A CA1081009 A CA 1081009A CA 262799 A CA262799 A CA 262799A CA 1081009 A CA1081009 A CA 1081009A
Authority
CA
Canada
Prior art keywords
rotating mirror
code
scanning
polygonal rotating
scanning lines
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
CA262,799A
Other languages
English (en)
Inventor
Tsutomu Sasage
Kazuhisa Shirakabe
Hiroyuki Miyazaki
Tomohisa Yamada
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.)
NEC Corp
Original Assignee
Nippon Electric 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
Priority claimed from JP50120965A external-priority patent/JPS5244650A/ja
Priority claimed from JP51011993A external-priority patent/JPS5820410B2/ja
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Application granted granted Critical
Publication of CA1081009A publication Critical patent/CA1081009A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/09—Multifaceted or polygonal mirrors, e.g. polygonal scanning mirrors; Fresnel mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CA262,799A 1975-10-06 1976-10-06 Systeme d'exploration optique a miroir polygonal tournant Expired CA1081009A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50120965A JPS5244650A (en) 1975-10-06 1975-10-06 Optical scanner
JP51011993A JPS5820410B2 (ja) 1976-02-05 1976-02-05 光学的走査装置

Publications (1)

Publication Number Publication Date
CA1081009A true CA1081009A (fr) 1980-07-08

Family

ID=26347529

Family Applications (1)

Application Number Title Priority Date Filing Date
CA262,799A Expired CA1081009A (fr) 1975-10-06 1976-10-06 Systeme d'exploration optique a miroir polygonal tournant

Country Status (2)

Country Link
AU (1) AU509724B2 (fr)
CA (1) CA1081009A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223700A (en) * 1989-07-07 1993-06-29 Sumitomo Electric Industries, Inc. Bar code reader having a polygon mirror providing different scan line lengths
US6621609B1 (en) 1994-02-02 2003-09-16 Advanced Laser Technologies, Inc. Light beam display
CN116500586A (zh) * 2023-05-25 2023-07-28 杭州洛微科技有限公司 一种多面体转镜及激光雷达扫描系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164312A (en) * 1980-05-22 1981-12-17 Konishiroku Photo Ind Co Ltd Optical deflecting device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223700A (en) * 1989-07-07 1993-06-29 Sumitomo Electric Industries, Inc. Bar code reader having a polygon mirror providing different scan line lengths
US6621609B1 (en) 1994-02-02 2003-09-16 Advanced Laser Technologies, Inc. Light beam display
CN116500586A (zh) * 2023-05-25 2023-07-28 杭州洛微科技有限公司 一种多面体转镜及激光雷达扫描系统

Also Published As

Publication number Publication date
AU1842676A (en) 1978-04-13
AU509724B2 (en) 1980-05-22

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Legal Events

Date Code Title Description
MKEX Expiry