GB2158962B - Combining and separating polarised light beams - Google Patents

Combining and separating polarised light beams

Info

Publication number
GB2158962B
GB2158962B GB08510369A GB8510369A GB2158962B GB 2158962 B GB2158962 B GB 2158962B GB 08510369 A GB08510369 A GB 08510369A GB 8510369 A GB8510369 A GB 8510369A GB 2158962 B GB2158962 B GB 2158962B
Authority
GB
United Kingdom
Prior art keywords
combining
separating
light beams
polarised light
polarised
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
GB08510369A
Other languages
English (en)
Other versions
GB2158962A (en
GB8510369D0 (en
Inventor
Takashi Fukui
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 JP59083491A external-priority patent/JPS60227217A/ja
Priority claimed from JP59083492A external-priority patent/JPS60227218A/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to GB08701269A priority Critical patent/GB2184254B/en
Publication of GB8510369D0 publication Critical patent/GB8510369D0/en
Publication of GB2158962A publication Critical patent/GB2158962A/en
Application granted granted Critical
Publication of GB2158962B publication Critical patent/GB2158962B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/207—Simultaneous scanning of the original picture and the reproduced picture with a common scanning device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
GB08510369A 1984-04-25 1985-04-24 Combining and separating polarised light beams Expired GB2158962B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08701269A GB2184254B (en) 1984-04-25 1985-04-24 Optical image read-out and recordal scanning apparatus using a polarization beam splitter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59083491A JPS60227217A (ja) 1984-04-25 1984-04-25 光ビ−ム分割合成方法
JP59083492A JPS60227218A (ja) 1984-04-25 1984-04-25 光ビ−ム分割合成方法

Publications (3)

Publication Number Publication Date
GB8510369D0 GB8510369D0 (en) 1985-05-30
GB2158962A GB2158962A (en) 1985-11-20
GB2158962B true GB2158962B (en) 1988-02-24

Family

ID=26424516

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08510369A Expired GB2158962B (en) 1984-04-25 1985-04-24 Combining and separating polarised light beams

Country Status (2)

Country Link
DE (1) DE3514847A1 (enrdf_load_stackoverflow)
GB (1) GB2158962B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223975A (en) * 1988-11-11 1993-06-29 Fujitsu Limited Polarization beam coupler including a splitter for producing an output monitor beam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55101909A (en) * 1979-01-30 1980-08-04 Fuji Photo Film Co Ltd Splitting method of optical beam
FR2498752B1 (fr) * 1981-01-23 1985-07-05 Thomson Csf Dispositif optique d'enregistrement lecture d'un support d'information comportant deux sources laser de longueurs d'ondes differentes
NL8101932A (nl) * 1981-04-21 1982-11-16 Philips Nv Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager.

Also Published As

Publication number Publication date
GB2158962A (en) 1985-11-20
DE3514847C2 (enrdf_load_stackoverflow) 1993-04-22
DE3514847A1 (de) 1985-10-31
GB8510369D0 (en) 1985-05-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee