JP2018129289A - 乳白光効果を有する発光部分を含む車両用ライト - Google Patents
乳白光効果を有する発光部分を含む車両用ライト Download PDFInfo
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- F21—LIGHTING
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- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
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- F21V5/00—Refractors for light sources
- F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
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- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
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- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/2605—Refractors
- F21S43/2621—Refractors characterised by the properties of the light beam shaping surface
- F21S43/26241—Refractors characterised by the properties of the light beam shaping surface diffusing, scattering or spreading
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
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- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/2605—Refractors
- F21S43/2621—Refractors characterised by the properties of the light beam shaping surface
- F21S43/26261—Single refractor combining two or more properties of the groups F21S43/26211 - F21S43/26251 on opposite sides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/2605—Refractors
- F21S43/2621—Refractors characterised by the properties of the light beam shaping surface
- F21S43/26271—Refractors characterised by the properties of the light beam shaping surface using micro-optics, e.g. micro-lenses or micro-structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/2605—Refractors
- F21S43/2641—Refractors or refracting portions characterised by their relative arrangement, e.g. parallel refractors
- F21S43/26411—Two or more successive refractors
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- 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
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- G02—OPTICS
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- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
- G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
- G02B19/0066—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
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- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
- G02B27/0961—Lens arrays
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- G—PHYSICS
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- G02B3/00—Simple or compound lenses
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0215—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
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- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
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- G—PHYSICS
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- G—PHYSICS
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- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/10—Position lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/20—Direction indicator lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/35—Brake lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/40—Rear fog lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/45—Reversing lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- 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]
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- G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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- G02B3/0006—Arrays
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Abstract
Description
Claims (20)
- 車両用ライト(4)であって、
− 通電されると前記車両用ライト(4)の外側で伝播する光ビームを画定する複数の光線(Ri)を放射するように適合化される少なくとも1つの光源(16)を収容する格納ハウジング(12)を画定する容器本体(8)と、
− 前記格納座(12)を少なくとも部分的に閉鎖し、かつ前記光源(16)により生成される前記光ビームにより少なくとも部分的に交差されることに適するレンチキュラ本体(20)と、
− 入光壁(28)および出光壁(32)により画定されるディフューザ本体(24)であって、前記ディフューザ本体(24)は、その光ビームによって交差されるように前記少なくとも1つの光源(16)に面し、前記ディフューザ本体(24)は、前記レンチキュラ本体(20)に面しかつ前記光ビームの主たる伝播方向(L−L)に垂直な主たる横方向延長部(T−T)に沿って延在する、ディフューザ本体(24)と、を備え、
− 前記ディフューザ本体(24)は、円形断面を有する円筒形の光学素子または球形の光学素子を画定する第1の光学素子(52)より成る第1のグループ(48)を含み、これらは、乳白光効果を有する光ビームを生成するために、後続の屈折によって前記光線(Ri)の前記出光壁(32)方向への散乱を実現する円筒形または球形のコースティクスを実現することに適すること、を特徴とし、
前記第1のグループ(48)の前記第1の光学素子(52)は、単一体を形成するように中断なく並置される中実体であり、
前記第1の光学素子(52)は、空隙(56)によって前記光源(16)から、かつ前記レンチキュラ本体(24)から分離される、車両用ライト(4)。 - 前記第1のグループ(48)の前記第1の光学素子(52)は、1mm〜5mmの直径を有する、請求項1に記載の車両用ライト(4)。
- 前記第1の光学素子(52)は、互いに略接するか、円形セクタ(60)で、前記第1の光学素子(52)の第1の対称軸(X−X)に垂直な断面に対して測定されるその合計面積の1〜10%が貫入される、請求項1または2に記載の車両用ライト(4)。
- 前記第1の光学素子(52)は、互いから等距離にあって全てが同じ直径を有する、円形断面を有する円筒(64)であって、各々が前記光ビームの前記主たる伝播方向(L−L)に対して垂直な対称軸(X−X)を有する、請求項1〜3の何れかに記載の車両用ライト(4)。
- 前記第1の光学素子(52)は、互いから等距離にあって全てが同じ直径を有する球(68)である、請求項1〜4の何れかに記載の車両用ライト(4)。
- 前記ディフューザ本体(24)は、前記出光壁(32)上に、前記出光壁(32)から到来する前記光ビームを等化して拡散させることに適する、微小光学素子および/またはエンボスおよび/またはグレーズを含む拡散部分(72)を有する、請求項1〜5の何れかに記載の車両用ライト(4)。
- 前記ライト(4)は、前記ディフューザ本体(24)と前記レンチキュラ本体(20)との間に置かれるスクリーンを備え、前記スクリーンは、前記出光壁(32)から到来する前記光ビームを等化して拡散させることに適する、微小光学素子および/またはエンボスおよび/またはグレーズを含む拡散部分(72)を備える、請求項1〜6の何れかに記載の車両用ライト(4)。
- 前記容器本体(8)は、通電されると光円錐(C’、C”)内に広がる複数の光線(Ri’、Ri”)を放射することに適する少なくとも2つの光源(16’、16”)を収容し、前記光源(16’、16”)は、互いに隣接する2つの光円錐(C’、C”)が前記ディフューザ本体(24)上で少なくとも部分的に交わるように構成されかつ/または離隔される、請求項1〜7の何れかに記載の車両用ライト(4)。
- 前記光円錐(C’、C”)は、前記ディフューザ本体(24)の前記入光壁(28)で交わる、請求項1〜8の何れかに記載の車両用ライト(4)。
- 前記ディフューザ本体(24)は、円形断面を有する円筒形の光学素子または球形の光学素子を画定する第2の光学素子(84)より成る第2のグループ(80)を有し、これらは、乳白光効果を有する光ビームを生成するために、後続の屈折によって前記光線(Ri)の前記出光壁(32)方向への散乱を実現する円筒形または球形のコースティクスを実現することに適し、
前記第2のグループ(80)の前記第2の光学素子(84)は、単一体を形成するように中断なく並置される中実体であり、
前記第2の光学素子(84)は、前記第1の光学素子(52)と前記レンチキュラ本体(20)との間に置かれ、かつ空隙(56)によってこれらから分離され、
前記第2の光学素子(84)は、前記第1の光学素子(52)からピッチ(88)で離隔される、請求項1〜9の何れかに記載の車両用ライト(4)。 - 前記第2の光学素子(84)は、互いに隣接する2つの第1の光学素子(52’、52”)間の第1の交差部分(54)を互いに隣接する2つの第2の光学素子(84’、84”)間の第2の交差部分(86)と共にずらすように、前記光ビームの前記主たる伝播方向(L−L)に垂直な横方向(T−T)に沿って前記第1の光学素子(52)に対してずらされ、よって、前記第1および第2の交差部分(54、86)は、前記主たる伝播方向(L−L)に対して互いにオフセットされる、請求項10に記載の車両用ライト(4)。
- 前記第2のグループ(80)の前記第2の光学素子(84)は、1mm〜5mmの直径を有する、請求項10または11に記載の車両用ライト(4)。
- 前記第2の光学素子(84)は、互いに略接するか、円形セクタ(60)で、前記第2の光学素子(84)の第2の対称軸(Y−Y)に垂直な断面に対して測定されるその合計面積の1〜10%が貫入される、請求項10、11または12に記載の車両用ライト(4)。
- 前記第2の光学素子(84)は、互いから等距離にあって全てが同じ直径を有する、断面が円形のエレメントである、請求項10〜13の何れかに記載の車両用ライト(4)。
- 前記第2の光学素子(84)は、前記第1の光学素子(52)と同じである、請求項10〜14の何れかに記載の車両用ライト(4)。
- 前記第2の光学素子(84)は、互いから等距離にあって全てが同じ直径を有する、円形断面を有する円筒(64)であって、各々が前記光ビームの前記主たる伝播方向(L−L)に対して垂直な対称軸(Y−Y)を有する、請求項10〜15の何れかに記載の車両用ライト(4)。
- 前記第2の光学素子(84)は、互いから等距離にあって全てが同じ直径を有する球(68)である、請求項10〜16の何れかに記載の車両用ライト(4)。
- 前記出光壁(32)は、前記第2の光学素子(84)上に置かれ、かつ前記ディフューザ本体(24)は、前記出光壁(32)上に、前記出光壁(32)から到来する前記光ビームを等化して拡散させることに適する、微小光学素子および/またはエンボスおよび/またはグレーズを含む拡散部分(72)を有する、請求項10〜17の何れかに記載の車両用ライト(4)。
- 前記ライト(4)は、前記ディフューザ本体(24)と前記レンチキュラ本体(20)との間に置かれるスクリーン(76)を備え、前記スクリーン(76)は、前記出光壁(32)から到来する前記光ビームを等化して拡散させることに適する、微小光学素子および/またはエンボスおよび/またはグレーズを含む拡散部分(72)を備える、請求項10〜18の何れかに記載の車両用ライト(4)。
- 前記第1のグループ(48)および前記第2のグループ(80)間の前記ピッチ(88)は、前記第1および第2の光学素子(52、84)の直径の少なくとも1.1倍である、請求項10〜19の何れかに記載の車両用ライト(4)。
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| IT102016000121552 | 2016-11-30 | ||
| IT102016000121552A IT201600121552A1 (it) | 2016-11-30 | 2016-11-30 | Fanale automobilistico comprendente una porzione di emissione luminosa ad effetto opalescente |
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| EP (1) | EP3330600B1 (ja) |
| JP (1) | JP7023092B2 (ja) |
| KR (1) | KR102475535B1 (ja) |
| CN (2) | CN108119867A (ja) |
| ES (1) | ES2959626T3 (ja) |
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| US11629832B2 (en) * | 2020-06-01 | 2023-04-18 | Flex-N-Gate Advanced Product Development, Llc | Homogenous lit line image vehicle lamp assembly |
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| Publication number | Publication date |
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| US10371347B2 (en) | 2019-08-06 |
| EP3330600A1 (en) | 2018-06-06 |
| EP3330600B1 (en) | 2023-08-02 |
| PL3330600T3 (pl) | 2024-02-19 |
| CN108119867A (zh) | 2018-06-05 |
| CN120506611A (zh) | 2025-08-19 |
| KR20180062434A (ko) | 2018-06-08 |
| JP7023092B2 (ja) | 2022-02-21 |
| US20180149335A1 (en) | 2018-05-31 |
| KR102475535B1 (ko) | 2022-12-07 |
| IT201600121552A1 (it) | 2018-05-30 |
| ES2959626T3 (es) | 2024-02-27 |
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