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JPS5235648A - Optical coupler - Google Patents

Optical coupler

Info

Publication number
JPS5235648A
JPS5235648A JP11048275A JP11048275A JPS5235648A JP S5235648 A JPS5235648 A JP S5235648A JP 11048275 A JP11048275 A JP 11048275A JP 11048275 A JP11048275 A JP 11048275A JP S5235648 A JPS5235648 A JP S5235648A
Authority
JP
Japan
Prior art keywords
optical
optical coupler
oscillator
optical fiber
allied
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.)
Pending
Application number
JP11048275A
Other languages
Japanese (ja)
Inventor
Kiyoshi Nawata
Koichi Asatani
Kazuo Takano
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP11048275A priority Critical patent/JPS5235648A/en
Publication of JPS5235648A publication Critical patent/JPS5235648A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4206—Optical features

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

PURPOSE:To effectively couple light to an optical fiber for a line by providing an optical fiber for coupling in parallel to the luminous end of an optical oscillator so that the long visual field's image of the optical output of the optical oscillator is allied to a circle.
JP11048275A 1975-09-13 1975-09-13 Optical coupler Pending JPS5235648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11048275A JPS5235648A (en) 1975-09-13 1975-09-13 Optical coupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11048275A JPS5235648A (en) 1975-09-13 1975-09-13 Optical coupler

Publications (1)

Publication Number Publication Date
JPS5235648A true JPS5235648A (en) 1977-03-18

Family

ID=14536832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11048275A Pending JPS5235648A (en) 1975-09-13 1975-09-13 Optical coupler

Country Status (1)

Country Link
JP (1) JPS5235648A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590929A (en) * 1978-12-28 1980-07-10 Ibm Optical coupler for connecting light source to optical transmission line
US4974927A (en) * 1987-06-18 1990-12-04 Fuji Photo Film Co., Ltd. Original-illuminating device for use in an image-reading device
JPH0692919A (en) * 1991-05-22 1994-04-05 Nitto Chem Ind Co Ltd Stabilization of aqueous solution of acrylamide
US7700330B2 (en) 2000-01-17 2010-04-20 Mitsui Chemicals, Inc. Method of purifying amide compound

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092749A (en) * 1973-12-17 1975-07-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092749A (en) * 1973-12-17 1975-07-24

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590929A (en) * 1978-12-28 1980-07-10 Ibm Optical coupler for connecting light source to optical transmission line
US4974927A (en) * 1987-06-18 1990-12-04 Fuji Photo Film Co., Ltd. Original-illuminating device for use in an image-reading device
JPH0692919A (en) * 1991-05-22 1994-04-05 Nitto Chem Ind Co Ltd Stabilization of aqueous solution of acrylamide
US7700330B2 (en) 2000-01-17 2010-04-20 Mitsui Chemicals, Inc. Method of purifying amide compound

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