EP3447361B1 - Appareil optique - Google Patents

Appareil optique Download PDF

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Publication number
EP3447361B1
EP3447361B1 EP17187685.7A EP17187685A EP3447361B1 EP 3447361 B1 EP3447361 B1 EP 3447361B1 EP 17187685 A EP17187685 A EP 17187685A EP 3447361 B1 EP3447361 B1 EP 3447361B1
Authority
EP
European Patent Office
Prior art keywords
lens
plate
metal
optical apparatus
cup body
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.)
Active
Application number
EP17187685.7A
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German (de)
English (en)
Other versions
EP3447361A1 (fr
Inventor
Yongchuan LI
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.)
Leedarson America Inc
Original Assignee
Leedarson America 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
Application filed by Leedarson America Inc filed Critical Leedarson America Inc
Priority to EP17187685.7A priority Critical patent/EP3447361B1/fr
Priority to ES17187685T priority patent/ES2902161T3/es
Publication of EP3447361A1 publication Critical patent/EP3447361A1/fr
Application granted granted Critical
Publication of EP3447361B1 publication Critical patent/EP3447361B1/fr
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/233—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating a spot light distribution, e.g. for substitution of reflector lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/69—Details of refractors forming part of the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention is related to an optical apparatus and more particularly related to an optical apparatus with LED modules.
  • Optical device is widely used in human daily life.
  • various optical devices are designed for providing illumination.
  • Documents US 2013/141908 A1 , CN 202 691 707 U , US 2013/201722 A1 , US 2011/149581 A1 , US 2017/205064 A1 , CN 106 838 650 A , and US 2014/376238 A1 disclose known optical devices.
  • Some optical devices provide special light effect for required function.
  • spotlight devices are used for generating a focus light to particularly placing light beam on a desired object like a painting or a dinner table. Even for the same spotlight function, different parameters may provide different light effects.
  • the invention is an optical apparatus as defined in claim 1.
  • the optical apparatus may further include a metal cup.
  • the LED plate is placed upon a surface of the metal cup for heat dissipation.
  • the optical apparatus may further include a metal dome.
  • the metal dome is placed inside and adjacent to the dome portion of the cup body.
  • the dome portion of the cup body may have a plurality of transparent rib lens on an exterior surface of the dome portion. Such design may help heat dissipation and also improve appearance of the overall optical apparatus.
  • the optical apparatus may further include a metal cup.
  • the LED plate is placed upon a surface of the metal cup for heat dissipation.
  • the metal cup and the metal dome are formed together as a single body.
  • the optical apparatus may further include a metal tube.
  • the metal tube is placed inside and adjacent to the tube portion of the cup body for performing heat dissipation of the driver plate.
  • the central lens is composed of a plurality of micro lens.
  • the plurality of micro lens are arranged to form the focus beam together.
  • the plurality of micro lens may be disposed at an inner side of the lens plate facing to the LED plate.
  • the protrusion surface is facing to the LED modules instead of exposing outside in such design option.
  • the surrounding lens is composed of a plurality of polygonal lens.
  • polygonal lens helps light diffusion so as to provide a better overall light effect of the optical apparatus.
  • the peripheral lens is composed of a plurality of rib lens being arranged adjacent to each other.
  • Such rib lens may help collecting light emitting to the peripheral area to increase overall light efficiency.
  • the central lens, the surrounding lens and the peripheral lens may be made of Polycarbonate material.
  • the cup body may also be made of Polycarbonate material. Such design helps further down cost the overall optical apparatus and simplify manufacturing complexity.
  • the two metal pins are molded with the bottom portion of the cup body.
  • the metal pins are placed in the molding device so that when the molding of the cup body is completed, the metal pins are integrated with the cup body immediately. This helps simplify manufacturing process and also helps more reliably fix the metal pins with the cup body.
  • the two input terminals of the driver plate are inserted into the two metal pins respectively.
  • the two metal pins have holes and the input terminals are plugged into the holes of the metal pins.
  • the LED plate has two connectors have elastic force to fix the output terminals of the driver plate when the output terminals of the driver are plugged into the two connectors.
  • the two connectors may be designed as clips or springs.
  • the lens plate is replaceable to another lens plate with different focus beam characteristic.
  • screw grooves or clips are provided at the connection portion of the lens plate and the cup body so that users may change different lens plate with different focus beam characteristic by themselves. This is very helpful to increase value of such optical apparatus, because users may buy one such optical apparatus set and use in different needs or scenarios.
  • a detachable connection structure like screw or clips may be designed so that users may change a different lens plate to fit their needs. For example, a user may buy such spotlight apparatus with a number of lens plates with different central lens settings. The user may replace the default lens plate with another lens plate, e.g. to emit a more wide light beam or a narrower light beam.
  • different colors of lens plate may be designed so that users may change a different color filter to affect the light beam from such spotlight apparatus.
  • the LED plate is placed at the neck portion.
  • diffusion optical structures formed on the dome portion and the tube portion, e.g. to increase overall light output and to prevent visual exposing of the components of the spotlight apparatus.
  • the two metal pins have openings respectively for receiving the two input terminals of the driver plate.
  • the two input terminals may not need to be welded but just plugged into the metal pins. This helps significant decrease manufacturing cost.
  • the two metal pins are metal hollow tubes.
  • the two metal pins are cylinder shape with central opening.
  • a portion of the input terminals of the driver plate is deformed when the input terminals are inserted into the openings of the two metal pins to keep better connection between the input terminals and the two metal pins.
  • the input terminal may be made with elastic metal so that when the input terminals are plugged into the metal pins, the input terminals has form changing and increasing force to fix to the metal pins.
  • the two metal pins are molded with the bottom portion of the cup body.
  • the metals are not connected to the bottom portion of the cup body by screw structures. Instead, the metal pins are placed in a molding device while molding the bottom portion of the cup body.
  • the dome portion, the tube portion and the bottom portion of the cup body are together formed with Polycarbonate(PC) material as a single body.
  • PC Polycarbonate
  • the two metal pins are inserted in a molding device when the molding device is used for produce the cup body so that the two metal pins are molded with the bottom portion of the cup body.
  • the lens plate is made of Polycarbonate material as a single body.
  • the cup body and the lens plate may be made of same PC material thus making the overall cost even lower.
  • the tube portion of the cup body has a track trench for guiding and inserting the driver plate.
  • the driver plate may be reliably fixed to the tube portion of the cup body.
  • the driver plate has a base plate with metal material for heat dissipation.
  • the base plate may be made of aluminum.
  • heat dissipation gel may be applied between the track trench and the driver plate to enhance heat dissipation.
  • heat dissipation glue may be applied between the track trench and the driver plate to enhance heat dissipation and connection reliability between the track trench and the driver plate.
  • the lens plate has a transparent hollow cup facing the LED modules.
  • the optical apparatus may further have a metal dome, the metal dome being placed inside and adjacent to the dome portion of the cup body.
  • the bottom of the metal dome may have a peripheral area connecting to the metal cup for help heat dissipation.
  • a plurality of protrusion structures are arranged regularly on an exterior surface of the dome portion of the cup body.
  • the protrusion structures form associated of lens facing to the corresponding metal dome inside the dome portion.
  • the bottom surface of the metal cup has at least one through hole and the driver plate goes through the through hole to electrically connected to the LED plate.
  • the central lens of the lens plate has a plurality of micro optical structures for forming a focus light beam by guiding optical path of the LED plate. Compared with one single lens, such micro optical structure may prevent uncomfortable light effect when people stare at the LED apparatus.
  • the plurality of micro optical structures are formed in a back side facing to the LED plate. Furthermore, a top side of the central lens oppositeto the back side of the central lens has a smooth surface without protrusion structure. In other words, the top surface of the LED apparatus exposing outside may be well protected without hurting the lens during movement or installation. Besides, it would be easier to clean the surface of the LED apparatus.
  • the dome portion has a detachable structure for replacing the lens plate to another lens plate to change light beam effect of the lens plate.
  • Fig. 1 illustrates an exploded diagram of components of anopticalapparatus.
  • Fig. 5 illustrates a side view of cross-sectional diagram of the components of Fig. 1 when they are assembled together.
  • the LED plate 103 has a plurality of LED modules, a metal plate and two connectors.
  • the plurality of LED modules and the two connectors are mounted on the metal plate.
  • the LED modules may each be a single LED chip or multiple LED chips formed as a module.
  • Fig. 2A and Fig. 2B illustrate a lens plate example.
  • the lens plate is a circular shape and has a central lens 201 and a plurality of micro optical structures 202 around the central lens.
  • Micro optical structures are patterns including concave or other structure that may guide or change light paths to achieve certain optical effect.
  • Fig. 2B is a side view of Fig. 2A .
  • the lens plate 20 has a transparent hollow cup 203 structure for guiding light entering the central lens 201.
  • the central lens 201 may be made of a single lens or multiple lens that generates the effect of creating a spotlight beam.
  • Different lens plate may be prepared for generating spotlight apparatuses with different light beam characteristics while the other components kept unchanged.
  • a detachable connection structure like screw or clips may be designed so that users may change a different lens plate to fit their needs. For example, a user may buy such spotlight apparatus with a number of lens plates with different central lens settings. The user may replace the default lens plate with another lens plate, e.g. to emit a more wide light beam or a narrower light beam. In addition, different colors of lens plate may be designed so that users may change a different color filter to affect the light beam from such spotlight apparatus.
  • the cup body 105 has a dome portion 1051, a tube portion 1053 and a bottom portion, which facing to and integrated with two metal pins 1054.
  • the dome portion 1051 and the tube portion 1053 are manufactured together as a single body.
  • the lens plate 101 is fixed to a top peripheral end of the dome portion 1051 of the cup body 105.
  • the LED plate 103 is disposed inside the dome portion 1051 so that a portion of light emitting from the LED modules running through the central lens of the lens plate 101 to form a focus light beam and another portion of light emitting from the LED modules running through the plurality of micro optical structures to form soft light.
  • the plurality of micro optical structures may be designed to diffuse the light or made of tiny cave, blocks or dots.
  • the central lens may also be made of multiple lens structures instead of a single lens.
  • a metal cup 107 is used for mounting the LED plate 103.
  • a bottom surface of the metal cup is attached to the back side of the LED plate for heat dissipation for heat generated by the LED plate.
  • the metal cup 107 has peripheral portion for increasing heat dissipation area. Fins or other structures may also be applied to design the metal cup 107.
  • the peripheral portion of the metal cup 107 may be designed to engage with the dome portion 1051 of the cup body to increase heat dissipation effect.
  • the driver plate 104 contains driver circuits, two output terminals and two input terminals.
  • the two metal pins 1054 are integrated to the bottom portion of the cup body 105.
  • the two input terminals 1041 of the driver plate 104 are inserted into the two metal pins 1054 and the two output terminals 1042 connected to the LED plate 103.
  • neck portion 1052 between the dome portion and the tube portion.
  • Fig. 3 There is a first distance 302 between where the LED plate 312 is disposed and the neck portion 311. There is a second distance 301 between the top peripheral 313 and the neck portion 311. The first distance 302 is smaller than half of the second distance 301 and larger than one fourth of the second distance 301. For example, the first distance 302 is about 1/3 of the second distance 301. Such arrangement makes both light efficiency and heat dissipation for leaving space for heat movement.
  • diffusion optical structures formed on the dome portion and the tube portion, e.g. to increase overall light output and to prevent visual exposing of the components of the spotlight apparatus.
  • the two metal pins have openings respectively for receiving the two input terminals of the driver plate.
  • the two input terminals may not need to be welded but just plugged into the metal pins. This helps significant decrease manufacturing cost.
  • the two metal pins are metal hollow tubes.
  • the two metal pins are cylinder shape with central opening.
  • a portion of the input terminals of the driver plate is deformed when the input terminals are inserted into the openings of the two metal pins to keep better connection between the input terminals and the two metal pins.
  • the input terminal may be made with elastic metal so that when the input terminals are plugged into the metal pins, the input terminals has form changing and increasing force to fix to the metal pins.
  • the two metal pins are molded with the bottom portion of the cup body.
  • the metals are not connected to the bottom portion of the cup body by screw structures. Instead, the metal pins are placed in a molding device while molding the bottom portion of the cup body.
  • the dome portion, the tube portion and the bottom portion of the cup body are together formed with Polycarbonate (PC) material as a single body.
  • PC Polycarbonate
  • other plastic or material may be adopted if they allow light to go through.
  • Fig. 4 illustrates interaction between an input terminal of a driver plate 401 and a metal pins 402.
  • the front end of the input terminal is inserted into a hole of the metal pins 402.
  • a deformation of the inserted portion of the input terminal 401 would help fixing better for the input terminal 401 and the metal pins 402.
  • the two metal pins are inserted in a molding device when the molding device is used for produce the cup body so that the two metal pins are molded with the bottom portion of the cup body.
  • the lens plate is made of Polycarbonate material as a single body.
  • the cup body and the lens plate may be made of same PC material thus making the overall cost even lower.
  • the driver plate has a base plate with metal material for heat dissipation.
  • the base plate may be made of aluminum.
  • heat dissipation gel may be applied between the track trench and the driver plate to enhance heat dissipation.
  • heat dissipation glue may be applied between the track trench and the driver plate to enhance heat dissipation and connection reliability between the track trench and the driver plate.
  • the lens plate has a transparent hollow cup facing the LED modules.
  • the LED apparatus has a lens plate 601, a cup body 604, a driver plate 607, a metal cup 603 and a LED plate 606.
  • the LED apparatus further has a metal dome 602.
  • the metal dome 602 is placed inside and adjacent to the dome portion of the cup body 604.
  • a bottom portion of the metal dome 604 may contact with the metal cup 603 for helping carrying heat to the dome portion of the cup body 604.
  • the metal dorm 602 may have a dome shape similar to the dome portion of the cup body 604 so that these two components may contact to each other to perform heat dissipation.
  • Fig. 7A, Fig. 7B and Fig. 7C illustrate another embodiment with a metal tube 72 inside and adjacent to the tube portion of the cup body 71.
  • the metal cup and the metal dome 73 are formed together as a single body.
  • the metal tube 72 may also be made together with the metal dome to form a single body.
  • Fig. 8 illustrates a lens plate of the optical apparatus of the invention.
  • the central lens 801 is surrounded by a surrounding lens 802.
  • the surrounding lens 802 is further surrounded by a peripheral lens 803.
  • the central lens 801 has a plurality of micro lens for together forming a focus beam while the surrounding lens 802 and the peripheral lens 803 are used for generating other light effect like light diffusion.
  • the surrounding lens 802 has a plurality of polygonal lens and the peripheral lens 803 has a plurality of rib lens.
  • Rib lens refer to an elongated lens for guiding light direction to a desired effect. Such rib lens may also be disposed outside or inside the tube portion of the cup body to gain better heat dissipation or visual appearance.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Claims (12)

  1. Appareil optique pour former un faisceau de focalisation, comprenant :
    une plaque de DEL (103) comprenant une pluralité de modules de DEL ;
    une plaque de lentilles (101), comprenant une lentille centrale (801), une lentille environnante (802) et une lentille périphérique (803), la lentille environnante (802) entourant la lentille centrale (801), la lentille périphérique (803) entourant la lentille environnante (802), les modules LED étant situés sous la lentille centrale (801) pour que la lentille centrale (801) génère le faisceau lumineux de focalisation, la lentille environnante (802) et la lentille périphérique (803) pour générer deux effets lumineux différents de ceux de la lentille centrale (801), la lentille centrale (801), la lentille environnante (802) et la lentille périphérique (803) étant constituées d'un seul corps en matière plastique ;
    un corps de coupelle (105), le corps de coupelle (105) comprenant une partie de dôme (1051), une partie de tube (1053) et une partie de fond, la partie de dôme (1051) et la partie de tube (1053) étant fabriquées ensemble comme un corps unique avec la matière plastique, la plaque de lentille (101) étant fixée à une extrémité périphérique supérieure de la partie de dôme (1051) du corps de coupelle (105), la plaque de DEL (103) étant disposée à l'intérieur de la partie de dôme (1051);
    une plaque d'attaque (104) contenant des circuits d'attaque, deux bornes de sortie (1042) et deux bornes d'entrée (1041) ;
    et deux broches métalliques (1054) intégrées à la partie inférieure du corps de coupelle (105), les deux bornes d'entrée (1041) de la plaque d'attaque (104) étant connectées aux deux broches métalliques (1054) et les deux bornes de sortie (1042) étant connectées à la plaque de DEL (103) ;
    la portion de tube (1053) du corps de coupelle (105) présente une tranchée de guidage pour guider et insérer la plaque d'attaque (104) ;
    caractérisé en ce que
    la lentille centrale (801) est composée d'une pluralité de microlentilles, la pluralité de microlentilles est disposée pour former ensemble le faisceau de focalisation ;
    la lentille périphérique (802) est composée d'une pluralité de lentilles polygonales ; et
    la lentille périphérique (803) est composée d'une pluralité de lentilles nervurées disposées de manière adjacente les unes aux autres.
  2. L'appareil optique de la revendication 1, comprenant en outre une coupelle métallique (107), la plaque de DEL (103) est placée sur une surface de la coupelle métallique (107) pour la dissipation de la chaleur.
  3. L'appareil optique de la revendication 1, comprenant en outre un dôme métallique (602), le dôme métallique (602) étant placé à l'intérieur et adjacent à la partie dôme du corps de la coupelle (604).
  4. L'appareil optique de la revendication 3, dans lequel la partie dôme du corps de la coupelle a une pluralité de lentilles nervurées transparentes sur une surface extérieure de la partie dôme.
  5. L'appareil optique de la revendication 4, comprenant en outre une coupelle métallique, la plaque de LED (103) est placée sur une surface de la coupelle métallique pour la dissipation de la chaleur, la coupelle métallique et le dôme métallique sont formés ensemble comme un seul corps.
  6. Appareil optique selon la revendication 1, comprenant en outre un tube métallique (72), le tube métallique (72) étant placé à l'intérieur et de manière adjacente à la partie de tube du corps de coupelle (71) pour effectuer une dissipation de chaleur de la plaque de conducteur (104).
  7. Appareil optique selon la revendication 1, dans lequel la pluralité de microlentilles est disposée sur un côté intérieur de la plaque de lentilles (101) faisant face à la plaque de DEL (103).
  8. Appareil optique selon la revendication 1, dans lequel la lentille centrale (801), la lentille environnante (802) et la lentille périphérique (803) sont réalisées en matériau Polycarbonate.
  9. Appareil optique de la revendication 1, dans lequel les deux broches métalliques (1054) sont moulées avec la partie inférieure du corps de la coupelle (105).
  10. Appareil optique selon la revendication 1, dans lequel les deux bornes d'entrée (1041) de la plaque de commande (104) sont insérées respectivement dans les deux broches métalliques (1054).
  11. L'appareil optique de la revendication 1, dans lequel la plaque de LED (103) a deux connecteurs pour recevoir et clipper les deux bornes de sortie (1042) de la plaque d'attaque (104).
  12. Appareil optique selon la revendication 1, dans lequel la plaque de lentilles (101) est remplaçable par une autre plaque de lentilles avec une caractéristique de faisceau focalisé différente.
EP17187685.7A 2017-08-24 2017-08-24 Appareil optique Active EP3447361B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP17187685.7A EP3447361B1 (fr) 2017-08-24 2017-08-24 Appareil optique
ES17187685T ES2902161T3 (es) 2017-08-24 2017-08-24 Aparato óptico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17187685.7A EP3447361B1 (fr) 2017-08-24 2017-08-24 Appareil optique

Publications (2)

Publication Number Publication Date
EP3447361A1 EP3447361A1 (fr) 2019-02-27
EP3447361B1 true EP3447361B1 (fr) 2021-10-06

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EP (1) EP3447361B1 (fr)
ES (1) ES2902161T3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110594604A (zh) * 2019-08-26 2019-12-20 高博(鞍山)半导体有限公司 一种向各个角度均匀发射光的小尺寸led灯珠

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140376238A1 (en) * 2011-09-23 2014-12-25 Koninklijke Philips N.V. Lighting device with a circuit board mounting
CN106838650A (zh) * 2017-03-28 2017-06-13 漳州立达信光电子科技有限公司 Led灯

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8303141B2 (en) * 2009-12-17 2012-11-06 Ledengin, Inc. Total internal reflection lens with integrated lamp cover
US20130141908A1 (en) * 2010-04-16 2013-06-06 Edward Rodriguez Miniature cellular structure for retrofit led lamp secondary optics
US9464784B2 (en) * 2012-02-03 2016-10-11 GE Lighting Solutions, LLC Optical system and lighting device comprised thereof
CN202691707U (zh) * 2012-07-20 2013-01-23 东莞可见优照明电器有限公司 Led灯
CN204042526U (zh) * 2014-08-15 2014-12-24 佛山市崇达照明电器有限公司 一种新型led灯

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140376238A1 (en) * 2011-09-23 2014-12-25 Koninklijke Philips N.V. Lighting device with a circuit board mounting
CN106838650A (zh) * 2017-03-28 2017-06-13 漳州立达信光电子科技有限公司 Led灯

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Publication number Publication date
ES2902161T3 (es) 2022-03-25
EP3447361A1 (fr) 2019-02-27

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