GB8402079D0 - Beam spot scanning device - Google Patents

Beam spot scanning device

Info

Publication number
GB8402079D0
GB8402079D0 GB848402079A GB8402079A GB8402079D0 GB 8402079 D0 GB8402079 D0 GB 8402079D0 GB 848402079 A GB848402079 A GB 848402079A GB 8402079 A GB8402079 A GB 8402079A GB 8402079 D0 GB8402079 D0 GB 8402079D0
Authority
GB
United Kingdom
Prior art keywords
scanning device
beam spot
spot scanning
spot
scanning
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
GB848402079A
Other versions
GB2135472A (en
GB2135472B (en
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP1293980A external-priority patent/JPS56107217A/en
Priority claimed from JP1498980A external-priority patent/JPS56111837A/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB8402079D0 publication Critical patent/GB8402079D0/en
Publication of GB2135472A publication Critical patent/GB2135472A/en
Application granted granted Critical
Publication of GB2135472B publication Critical patent/GB2135472B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/33—Acousto-optical deflection devices
    • G02F1/335—Acousto-optical deflection devices having an optical waveguide structure

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB08402079A 1980-01-31 1984-01-26 Beam spot scanning device Expired GB2135472B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1293980A JPS56107217A (en) 1980-01-31 1980-01-31 Calescence point scanning element
JP1498980A JPS56111837A (en) 1980-02-09 1980-02-09 Bright spot scanning element

Publications (3)

Publication Number Publication Date
GB8402079D0 true GB8402079D0 (en) 1984-02-29
GB2135472A GB2135472A (en) 1984-08-30
GB2135472B GB2135472B (en) 1985-03-20

Family

ID=26348638

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8102546A Expired GB2069713B (en) 1980-01-31 1981-01-28 Beam spot scanning device
GB08402079A Expired GB2135472B (en) 1980-01-31 1984-01-26 Beam spot scanning device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8102546A Expired GB2069713B (en) 1980-01-31 1981-01-28 Beam spot scanning device

Country Status (1)

Country Link
GB (2) GB2069713B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138745A1 (en) * 1981-09-29 1983-04-07 Siemens AG, 1000 Berlin und 8000 München ACOUSTOOPTIC LIGHT DEFLECTOR WITH HIGH RESOLUTION
GB2119533B (en) * 1982-04-17 1985-12-18 Marconi Co Ltd A bragg cell
US4778236A (en) * 1984-09-14 1988-10-18 Canon Kabushiki Kaisha Thin film optical element
US4886587A (en) * 1984-09-14 1989-12-12 Canon Kabushiki Kaisha Method of producing thin film optical element by ion injection under electric field
GB2211315B (en) * 1987-10-22 1991-09-04 British Broadcasting Corp Laser scanning systems.

Also Published As

Publication number Publication date
GB2069713A (en) 1981-08-26
GB2135472A (en) 1984-08-30
GB2135472B (en) 1985-03-20
GB2069713B (en) 1984-10-10

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20010127