WO2007115432A1 - Dispositif collecteur de lumière de diodes optiques - Google Patents

Dispositif collecteur de lumière de diodes optiques Download PDF

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Publication number
WO2007115432A1
WO2007115432A1 PCT/CN2006/000628 CN2006000628W WO2007115432A1 WO 2007115432 A1 WO2007115432 A1 WO 2007115432A1 CN 2006000628 W CN2006000628 W CN 2006000628W WO 2007115432 A1 WO2007115432 A1 WO 2007115432A1
Authority
WO
WIPO (PCT)
Prior art keywords
photodiode
light
lens
optical
collecting device
Prior art date
Application number
PCT/CN2006/000628
Other languages
English (en)
Chinese (zh)
Inventor
Renyong Ma
Original Assignee
Renyong Ma
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 Renyong Ma filed Critical Renyong Ma
Priority to CNU2006900000621U priority Critical patent/CN201177183Y/zh
Priority to PCT/CN2006/000628 priority patent/WO2007115432A1/fr
Publication of WO2007115432A1 publication Critical patent/WO2007115432A1/fr

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
    • 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
    • G02B6/4249—Packages, e.g. shape, construction, internal or external details comprising arrays of active devices and fibres

Definitions

  • the invention belongs to a lighting device, in particular to a photodiode light collecting device. Background technique:
  • Japanese Patent Publication No. 2005-93622 describes a light collecting device for inserting a certain amount of light from a light emitting diode (LED) into a light guiding medium such as a glass rod or an optical fiber without loss.
  • a light guiding medium such as a glass rod or an optical fiber without loss.
  • the light collecting point of the optical device in order to make the light entering the light guiding medium meet the total reflection condition, the light collecting point of the optical device must have a certain area, so the end surface of the light guiding medium must also have the same or a large area, which determines The light guiding medium should not be too thin, so that the loss of light energy occurs when a very fine light guiding medium is required. Summary of the invention
  • the technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies of the prior art, and to provide a photodiode concentrating device for injecting light energy emitted from a photodiode into a light guiding medium of various diameters without loss, thereby improving output light intensity.
  • a photodiode concentrating device comprising a photodiode assembly composed of a photodiode and a light guiding medium, wherein: the light guiding medium is composed of a plurality of optical fibers; and the photodiode assembly and the light guiding medium
  • An optical system having at least one piece of multiple glasses, wherein an input port of the plurality of optical fibers of the light guiding medium is distributed at a focus of the corresponding multiple glasses of the optical system, or a beam convergence point of the unit lens;
  • the output ports of the plurality of optical fibers of the light guiding medium are densely integrated into the light guiding output port.
  • the multi-eye lens comprises a fly-eye lens and a compound eye lens
  • the compound eye lens is a spherical compound eye lens or a compound eye Fresnel lens.
  • the fly-eye lens is a combination of a plurality of linear array focusing lenses, or a line array Fresnel lens, or a mirror, or an area array focusing lens, or a face array Fresnel lens, respectively called a compound eye line focusing lens, Or a compound eye line Fresnel lens, or a compound eye mirror, or a compound eye area focusing lens, or a compound eye area Fresnel lens.
  • the optical system is comprised of a fly-eye lens that is in the exit path of the photodiode.
  • the optical system consists of a collimating lens or lens group and a fly-eye lens in the exiting optical path of the photodiode.
  • the optical system consists of a reflective collimating mirror or mirror group and a compound eye in the light path of the photodiode exiting Lens composition.
  • the photodiode is composed of a line photodiode or an area array photodiode.
  • the photodiode is a light emitting diode, or a laser diode.
  • the focus of the fly-eye lens or the beam convergence point of the unit lens is focused to form a plurality of small collecting spots, and each of them serves as a light guiding medium.
  • the input port of the root fiber is again located at the focus of the fly-eye lens or the beam convergence point of the unit lens, so that the light emitted by the photodiode can be easily accessed into a very fine fiber.
  • the light emitted by the photodiode can be efficiently entered into the light guiding medium by appropriately selecting the parameters of the optical system, such as the focal length and size of the fly-eye lens.
  • the output ports of the fiber are densely integrated to form a small system light guiding output, and it is conceivable that the light guiding output of the system The port will be reduced by several orders of magnitude compared to the space occupied by the photodiode, so that there is a very strong light output from the light guiding output of the photodiode concentrator of the present invention.
  • Embodiment 1 is a schematic diagram of an optical path of Embodiment 1 of a photodiode concentrating device of the present invention
  • FIG. 2 is a schematic diagram of an optical path of Embodiment 2 of a photodiode concentrating device of the present invention
  • Embodiment 3 is a schematic diagram of an optical path of Embodiment 3 of a photodiode concentrating device of the present invention
  • Embodiment 4 is a schematic diagram of an optical path of Embodiment 4 of a photodiode concentrating device of the present invention
  • Embodiment 5 is a schematic diagram of an optical path of Embodiment 5 of the photodiode concentrating device of the present invention.
  • FIG. 6 is a schematic diagram of an optical path of Embodiment 6 of a photodiode concentrating device of the present invention.
  • Embodiment 7 is a schematic diagram of an optical path of Embodiment 7 of a photodiode concentrating device of the present invention.
  • Embodiment 8 is a schematic diagram of an optical path of Embodiment 8 of the photodiode concentrating device of the present invention.
  • FIG. 1 is a schematic diagram showing the basic principle structure of a photodiode concentrating device according to the present invention, that is, a schematic diagram of an optical path of Embodiment 1.
  • the photodiode concentrating device of the present invention includes a photodiode assembly 1 and a light guiding medium.
  • the light guiding medium 3 is composed of a plurality of guiding fibers 31; an optical system 2 including at least one compound eye lens 21 is disposed between the photodiode assembly 1 and the light guiding medium 3
  • the input port 311 of the plurality of guiding fibers 31 of the light guiding medium 3 is distributed at the focus of the corresponding fly-eye lens 21 of the optical system 2 or the beam convergence point of the unit lens;
  • the output ports 312 of the root fibers 31 are densely integrated to form a light guide output port 32.
  • the optical system 2 of the present embodiment is constituted by the fly-eye lens 21.
  • the optical system 2 of the present invention is constituted by a collimator lens 22 and a fly-eye lens 21 which are in the optical path of the photodiode 11, as shown in Fig. 2 of the present invention.
  • the optical system 2 of the present invention is constituted by a mirror 23 and a compound eye lens 21 which are in the optical path of the photodiode 11, as shown in Fig. 3 of the present invention.
  • the structure of the photodiode concentrating device of the present invention is composed of a photodiode 11, a collimating lens 22, a linear array fly-eye lens 21, and a plurality of optical fibers 31.
  • the input port 311 of each of the plurality of optical fibers 31 is distributed in the focus of the corresponding fly-eye lens 21 of the optical system 2, or the beam convergence point of the unit lens, and the plurality of optical fibers 3 are formed.
  • the output port 312 of the optical fiber 31 is densely integrated in a small area to constitute a light guiding output port 32.
  • the fly-eye lens 21 is more likely to be a face-lifting compound eye lens, which is more convenient for the full utilization of the light energy emitted by the photodiode 11.
  • the photodiode assembly 1 is composed of three photodiodes 11, and correspondingly, three collimating lenses 22 and three re-eye lenses 21 are provided.
  • This embodiment is further expandable to the case of a plurality of photodiode assemblies 1 composed of photodiodes 11, which is obvious.
  • Fig. 6 is a view showing the structure of a light collecting means of an optical system 2 which passes through a 3x3 spherical fly-eye lens 26, in accordance with an embodiment 6 of the present invention.
  • Fig. 7 shows Embodiment 7 of the present invention, wherein the optical system 2 is constituted by a compound eye mirror 24.
  • Fig. 8 shows an embodiment 8 of the present invention, wherein the optical system 2 is a compound eye Fresnel lens 25, and a front view of the complex eye Fresnel lens 25 is as shown in the right diagram of Fig. 9.
  • the 3 ⁇ 4 ⁇ is a hair; the diode can also be a laser diode.
  • the light guiding medium 3 can be a glass rod or an optical fiber. It can be seen from the above description and analysis that the photodiode concentrating device of the present invention has the advantages that the light energy emitted by the photodiode can be injected into the light guiding medium of various diameters without loss, and the light intensity of the light guiding output can be improved.

Abstract

L'invention concerne un dispositif collecteur de lumière de diodes optiques, comprenant un ensemble de diodes optiques (1), des milieux conducteurs lumineux (3) formés d'une pluralité de fibres optiques (31), et un système optique (2) comprenant au moins une lentille du type oeil de mouche (21) disposée entre l'ensemble de diodes optiques (1) et les milieux conducteurs lumineux (3). Les points d'entrée (311) des fibres optiques (31) des milieux conducteurs lumineux (3) sont répartis autour des foyers des lentilles du type oeil de mouche correspondantes (21) du système optique (2) ou des points de convergence du faisceau des lentilles élémentaires simples, et les points de sortie (312) des fibres optiques (31) des milieux conducteurs lumineux (3) sont intégrés de manière dense en un point de sortie de faisceau (32).
PCT/CN2006/000628 2006-04-10 2006-04-10 Dispositif collecteur de lumière de diodes optiques WO2007115432A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CNU2006900000621U CN201177183Y (zh) 2006-04-10 2006-04-10 光二极管集光装置
PCT/CN2006/000628 WO2007115432A1 (fr) 2006-04-10 2006-04-10 Dispositif collecteur de lumière de diodes optiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2006/000628 WO2007115432A1 (fr) 2006-04-10 2006-04-10 Dispositif collecteur de lumière de diodes optiques

Publications (1)

Publication Number Publication Date
WO2007115432A1 true WO2007115432A1 (fr) 2007-10-18

Family

ID=38580677

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2006/000628 WO2007115432A1 (fr) 2006-04-10 2006-04-10 Dispositif collecteur de lumière de diodes optiques

Country Status (2)

Country Link
CN (1) CN201177183Y (fr)
WO (1) WO2007115432A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174997A (zh) * 2011-01-14 2011-09-07 云南邦桥节能科技有限公司 一种led灯

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5974987B2 (ja) 2013-06-20 2016-08-23 株式会社デンソー ヘッドアップディスプレイ装置、およびヘッドアップディスプレイ装置に用いられる照明装置
CN107462987B (zh) * 2016-06-02 2019-12-03 苏州旭创科技有限公司 光路控制系统及光模块
CN108873181A (zh) * 2017-05-11 2018-11-23 苏州旭创科技有限公司 光路控制系统及光模块
CN107102404B (zh) * 2017-07-03 2019-03-22 沈阳雷卓激光医疗器械有限公司 光束匀化的牙科用导光棒

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6666590B2 (en) * 2000-12-14 2003-12-23 Northrop Grumman Corporation High brightness laser diode coupling to multimode optical fibers
CN1519995A (zh) * 2003-01-31 2004-08-11 富士胶片株式会社 激光模块及其制造方法
CN1584646A (zh) * 2004-06-08 2005-02-23 中国科学院上海光学精密机械研究所 动态光耦合器
CN2685930Y (zh) * 2003-10-27 2005-03-16 翟金会 硅基微晶单片式光学引擎架构
JP2005093622A (ja) * 2003-09-16 2005-04-07 Ccs Inc 光照射装置及び光学ユニット
US6902310B2 (en) * 2002-02-01 2005-06-07 Samsung Electronics Co., Ltd. Illumination system and projection display device employing the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6666590B2 (en) * 2000-12-14 2003-12-23 Northrop Grumman Corporation High brightness laser diode coupling to multimode optical fibers
US6902310B2 (en) * 2002-02-01 2005-06-07 Samsung Electronics Co., Ltd. Illumination system and projection display device employing the same
CN1519995A (zh) * 2003-01-31 2004-08-11 富士胶片株式会社 激光模块及其制造方法
JP2005093622A (ja) * 2003-09-16 2005-04-07 Ccs Inc 光照射装置及び光学ユニット
CN2685930Y (zh) * 2003-10-27 2005-03-16 翟金会 硅基微晶单片式光学引擎架构
CN1584646A (zh) * 2004-06-08 2005-02-23 中国科学院上海光学精密机械研究所 动态光耦合器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174997A (zh) * 2011-01-14 2011-09-07 云南邦桥节能科技有限公司 一种led灯

Also Published As

Publication number Publication date
CN201177183Y (zh) 2009-01-07

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