JP5658282B2 - 非球面ledレンズ及びそれを含む発光装置 - Google Patents
非球面ledレンズ及びそれを含む発光装置 Download PDFInfo
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- JP5658282B2 JP5658282B2 JP2012547969A JP2012547969A JP5658282B2 JP 5658282 B2 JP5658282 B2 JP 5658282B2 JP 2012547969 A JP2012547969 A JP 2012547969A JP 2012547969 A JP2012547969 A JP 2012547969A JP 5658282 B2 JP5658282 B2 JP 5658282B2
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- lens
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Classifications
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- 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
- F21V5/04—Refractors for light sources of lens shape
- F21V5/046—Refractors for light sources of lens shape the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring
-
- 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
- F21V5/04—Refractors for light sources of lens shape
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- 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
-
- 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
-
- 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
- G02B19/0095—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ultraviolet radiation
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/855—Optical field-shaping means, e.g. lenses
-
- 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
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
- F21Y2101/00—Point-like light sources
-
- 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]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Led Device Packages (AREA)
- Lenses (AREA)
Description
本願は、ここに完全に示されるように、参照によってここに組み込まれる2010年1月7日に出願された韓国特許出願第2010−0001059号及び2010年3月30日に出願された韓国特許出願第2010−0028693号の優先権及びその利益を、主張する。
Claims (9)
- 中心軸に対して放射状に対称的な構造をなす非球面LEDレンズであって、
前記非球面LEDレンズは、
前記中心軸の付近が凹面状に陥没した出光面と、
前記中心軸上に頂点が位置する円錐状面からなる入光面と、を含み、
前記出光面のうち側面の一部に複数の突起が形成され、
前記出光面は、前記中心軸を含む断面において、前記凹面状の陥没部付近の第1直線部と、曲線からなる側部と、前記側部及び前記第1直線部に隣接して配置される第2直線部とからなり、
前記第1直線部は前記中心軸線で交わり、前記第1直線部はそれぞれ水平方向に対して約10°以上約40°以下の傾斜を有することを特徴とする非球面LEDレンズ。 - 前記非球面LEDレンズは、液状シリコーンゴム(Liquid Silicone Rubber、LSR)で形成されることを特徴とする、請求項1に記載の非球面LEDレンズ。
- ハウジングと、前記ハウジング上に実装された発光ダイオードチップと、前記発光ダイオードチップの上部に形成され、中心軸に対して放射状の対称的な構造をなす非球面LEDレンズとを含むバックライト用発光装置において、
前記非球面LEDレンズは、
前記中心軸の近傍で凹状に陥没した出光面と、
前記中心軸上に頂点が位置する円錐状面からなる入光面と、を含み、
前記出光面のうち側面の一部に複数の突起が形成され、
前記出光面は、前記中心軸を含む断面において、前記凹状の陥没部付近の第1直線部と、曲線からなる側部と、前記側部及び前記第1直線部に隣接して配置される第2直線部とからなり、
前記第1直線部は前記中心軸線で交わり、前記第1直線部はそれぞれ水平方向に対して約10°以上約40°以下の傾斜を有することを特徴とするバックライト用発光装置。 - 前記発光ダイオードチップから出射されて前記非球面LEDレンズを通過した光は、前記バックライト用発光装置の中央部において、光量及び光の強さがピーク値の約30%〜約40%に該当し、光の指向角の曲線のピーク角度が約±67°になることを特徴とする、請求項3に記載のバックライト用発光装置。
- 前記非球面LEDレンズは、液状シリコーンゴム(Liquid Silicone Rubber、LSR)で形成されることを特徴とする、請求項3に記載のバックライト用発光装置。
- 前記発光ダイオードチップは、前記非球面LEDレンズの前記中心軸と前記ハウジングとが交わる位置に配置されることを特徴とする、請求項3に記載のバックライト用発光装置。
- 前記ハウジングは所定深さのキャビティを備え、前記発光ダイオードチップは前記キャビティ内に位置することを特徴とする、請求項6に記載のバックライト用発光装置。
- 前記キャビティは、前記発光ダイオードチップを封止する封止材で充填されたことを特徴とする、請求項7に記載のバックライト用発光装置。
- 前記非球面LEDレンズは、前記液状シリコーンゴムと拡散剤との混合物を射出成形することによって形成されることを特徴とする、請求項5に記載のバックライト用発光装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2010-0001059 | 2010-01-07 | ||
KR1020100001059A KR101644140B1 (ko) | 2010-01-07 | 2010-01-07 | 비대칭 광 지향각 패턴을 갖는 led용 렌즈 및 그것을 포함하는 발광장치 |
KR10-2010-0028693 | 2010-03-30 | ||
KR1020100028693A KR101144635B1 (ko) | 2010-03-30 | 2010-03-30 | 비구면 led 렌즈 및 그것을 포함하는 백라이트용 발광장치 |
PCT/KR2011/000101 WO2011084001A2 (ko) | 2010-01-07 | 2011-01-07 | 비구면 led 렌즈 및 그것을 포함하는 발광장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013516785A JP2013516785A (ja) | 2013-05-13 |
JP5658282B2 true JP5658282B2 (ja) | 2015-01-21 |
Family
ID=44305963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012547969A Active JP5658282B2 (ja) | 2010-01-07 | 2011-01-07 | 非球面ledレンズ及びそれを含む発光装置 |
Country Status (5)
Country | Link |
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US (3) | US8602605B2 (ja) |
JP (1) | JP5658282B2 (ja) |
CN (2) | CN105633255B (ja) |
TW (1) | TWI422074B (ja) |
WO (1) | WO2011084001A2 (ja) |
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US9022618B2 (en) | 2015-05-05 |
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US20150204510A1 (en) | 2015-07-23 |
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