CN102954371A - Optical fiber irradiation device - Google Patents
Optical fiber irradiation device Download PDFInfo
- Publication number
- CN102954371A CN102954371A CN2012102790829A CN201210279082A CN102954371A CN 102954371 A CN102954371 A CN 102954371A CN 2012102790829 A CN2012102790829 A CN 2012102790829A CN 201210279082 A CN201210279082 A CN 201210279082A CN 102954371 A CN102954371 A CN 102954371A
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- China
- Prior art keywords
- optical fiber
- led
- fiber
- lens
- light source
- 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
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Classifications
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- 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
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
Abstract
The subject of the present invention is to provide an optical fiber irradiation device capable of effectively using the light beam from an LED light source to irradiate with sufficient illuminance. To solve the problem, the present optical fiber irradiation device is provided with an optical fiber light source mechanism. The optical fiber light source mechanism is configured in such a manner that an optical fiber is interfaced with a spacer, existed between the optical fiber and a lens, via a state that an optical fiber base mounted on an LED substrate is not restricted, and a light incidence terminal face is opposite to the lens in front of the LED light source mounted on the LED substrate. The optical fiber is fixed to the optical fiber base in a state that the spacer abuts against the front of the LED light source or the lens. As a result, a structure is provided to regulate the separated distance between the front of the LED light source and the light incidence terminal face of the optical fiber.
Description
Technical field
The present invention relates to for example will carry out from the ultraviolet light of led light source the fiber-optic illuminated device of point-like irradiation to shone thing via optical fiber.
Background technology
For example, carry out following photo-irradiation treatment: utilize the ultraviolet light of this scope of wavelength 300nm～400nm centered by 365nm, make bonding agent, coating, ink, resist that this ultraviolet light (wavelength) is had a susceptibility solidify (sclerosis) or dry or on the contrary melting or soften etc.
In this photo-irradiation treatment, such as bonding etc. to substrate of the bonding and electronic component that reads lens (ピ ッ Network ア ッ プ レ Application ズ) of using such as CD, often require the tiny area irradiating ultraviolet light.As the UV curing apparatus that is used for carrying out this photo-irradiation treatment, the known device that following structure is arranged: for example make from the ultraviolet light of led light source radiation and inject optical fiber via collector lens, thereby by this optical fiber the ultraviolet light leaded light is carried out point-like ground irradiation (with reference to patent documentation 1,2) to tiny area.
Prior art document (patent documentation)
Patent documentation 1: TOHKEMY 2006-176653 communique
Patent documentation 2: Japanese kokai publication hei 05-190910 communique
Yet, inject efficiently optical fiber in order to make from the light of led light source radiation, need to correctly dispose the position relationship of led light source and optical fiber, in fact, it is many that the light of led light source and optical fiber is injected the situation apart from producing deviation (バ ラ Star キ) of end face.For example, as led light source, luminous efficiency for fear of the LED element reduces and need to cool off, for example use the LED element of in the encapsulation matrix that is consisted of by ceramic material, taking in shaped like chips, and the LED with suitable cooling body encapsulates, but tolerance is larger because encapsulation matrix itself easily becomes, and therefore when optical fiber came bond-allocating with respect to the LED substrate that for example disposes the LED encapsulation, the distance that the light of led light source and optical fiber is injected end face produced deviation.Like this, produce deviation if the light of led light source and optical fiber is injected the distance of end face, deviation and the light gathering efficiency on the lens of then injecting the light quantity of optical fiber change, and existence can't effectively utilize this problem of light from led light source.
In addition, in that the light from the led light source radiation is injected on the structure of optical fiber by the optically focused such as lens of glass system, because the position skew of generation such as lens etc. also produce the problems referred to above.
On the other hand, for fear of producing this problem, also consider to make optical fiber and the configuration of led light source butt, but because sometimes replace optical fiber according to purposes, so in the device of this structure, produce easily the light injected owing to the light of optical fiber is injected facet damage this problem that decays.
Summary of the invention
The present invention is based on above-described situation and makes, and its purpose is, the fiber-optic illuminated device that can effectively utilize from light light, that can shine enough illumination of led light source is provided.
Fiber-optic illuminated device of the present invention is the fiber-optic illuminated device that comprises optical fiber source mechanism, and described optical fiber source mechanism has: the LED substrate; Led light source is disposed on this LED substrate; Lens, the light that is disposed at this led light source radiates the front surface of direction; Optical fiber carries out leaded light to the light from described led light source of injecting via these lens; And fiber bench, be disposed on the described LED substrate, under the state of a part of inserting described optical fiber, keep this optical fiber, described fiber-optic illuminated device is characterised in that, described optical fiber disposes as follows, across the sept between this optical fiber and described lens under with respect to the not restrained state of described fiber bench, it is relative with described lens that light is injected end face.
Under the state of the front surface of described sept and described led light source or described lens butt, described optical fiber is fixed in described fiber bench, and the light that limits thus the front surface of described led light source and described optical fiber is injected the partition distance between the end face.
Comparatively it is desirable to, be following structure: in fiber-optic illuminated device of the present invention, described sept is connected to the periphery of described lens.
In the device of this structure, can be following structure: described sept is cylindric, and the internal diameter of the opening of described led light source side is less than the aperture (bore) of described lens.
In addition, can be following structure: in fiber-optic illuminated device of the present invention, be provided for described sept is fixed in the fixed mechanism of described fiber bench.
In addition, can be following structure: in fiber-optic illuminated device of the present invention, described optical fiber source mechanism have be disposed on the shared LED substrate, by a plurality of led light sources of taking in LED encapsulation that each LED element forms in the encapsulation matrix and consisting of, each optical fiber corresponding with each led light source is kept by the fiber bench that shares that is disposed on the described LED substrate.
The effect of invention
According to fiber-optic illuminated device of the present invention, by having the optical fiber source mechanism of following structure: optical fiber is with across the sept between optical fiber and lens under with respect to the not restrained state of fiber bench, light is injected the end face mode relative with lens and is disposed, be connected at sept under the state of the front surface of led light source or lens, optical fiber is fixed in fiber bench, thereby the front surface of restriction led light source and the light of optical fiber are injected the partition distance between the end face, thus, in this optical fiber source mechanism, the partition distance that employing is injected between the end face at the light of the front surface of led light source and optical fiber is maintained under the state of certain size according to sept, optical fiber is disposed at the structure of appropriate position with respect to led light source, so can make from the light of led light source and inject optical fiber via lens expeditiously, therefore, can shine to shone thing the light of enough illumination.
In addition, by adopt optical fiber source mechanism to possess to be disposed on the shared LED substrate, by a plurality of led light sources of taking in LED encapsulation that each LED element forms in the encapsulation matrix and consisting of, each optical fiber corresponding with each led light source keeps this structure by the fiber bench that shares that is disposed on the LED substrate, deviation regardless of the tolerance of the size of each LED encapsulation, for whole LED encapsulation, the light from the LED encapsulation can be used to expeditiously, the light of uniform illumination can be shone to shone thing.
Description of drawings
Fig. 1 is the explanation profile of summary of structure of an example of the optical fiber source mechanism of expression fiber-optic illuminated device of the present invention.
Fig. 2 is the amplification profile that the part of optical fiber source mechanism shown in Figure 1 is amplified expression.
Fig. 3 is the explanation profile of summary of structure of an example of the expression led light source that consists of optical fiber source mechanism shown in Figure 1.
Fig. 4 is the explanation profile of summary of another routine structure of the optical fiber source mechanism of expression in the fiber-optic illuminated device of the present invention.
Symbol description
The 10:LED encapsulation
11: encapsulation matrix
11A: recess
The 12:LED element
13: ultraviolet light sees through window
The 15:LED substrate
18: lens
20: optical fiber
21: the path fore-end
22: light is injected end face
23: cover (ジ ャ ケ ッ ト)
25: fiber bench
26: matrix
26A: diapire
27: optical fiber inserts uses through hole
28: the fixing screw erection opening of using
30: the optical fiber fixed component
31: section section
32: outstanding edge
35: fixedly use screw
40: fiber bench
41: matrix
42: cylindric spatial portion
43: optical fiber inserts uses through hole
44: the fixing screw erection opening of using
45: fixedly use screw
The specific embodiment
Below, explain embodiments of the present invention.
Fiber-optic illuminated device of the present invention has optical fiber source mechanism, and this optical fiber source mechanism makes from the light scioptics optically focused of led light source and injects optical fiber, thereby by optical fiber this photoconduction light point-like ground is shone.
Fig. 1 is the explanation profile of summary of structure of an example of the optical fiber source mechanism of expression in the fiber-optic illuminated device of the present invention, and Fig. 2 amplifies the amplification profile that represents with the part of optical fiber source mechanism shown in Figure 1.
This optical fiber source mechanism has LED substrate 15, be disposed at led light source on the one side of this LED substrate 15, will from the lens 18 of the light optically focused of led light source radiation, will via these lens 18 inject from the optical fiber 20 of the photoconduction light of led light source and the fiber bench 25 that keeps optical fiber.
As shown in Figure 3, led light source is made of LED encapsulation 10, this LED encapsulation 10 is set to, the LED element 12 of the shaped like chips of emitting ultraviolet light is disposed at and is formed with in central authorities form this recess 11A of encapsulation matrix 11 of recess 11A in frustum space, and tabular ultraviolet light sees through the recess 11A of window 13 shutoff (plug ぐ) encapsulation matrix 11.Here, encapsulation matrix 11 consists of such as the ceramic material that is had high thermal conductivity by aluminium nitride etc.
In addition, on the another side of LED substrate 15, be provided with the radiating component (not shown) for cooling LED encapsulation 10.
This fiber bench 25 insert with optical fiber be positioned at through hole 27 the LED encapsulation 10 that is configured on the LED substrate 15 directly over the mode of the position states of locating with respect to LED encapsulation 10 under, be disposed on the one side of LED substrate 15.
On the outer peripheral face of optical fiber 20, in the proximal side end with respect to LED encapsulation 10, be provided with cover 23, the optical fiber that this cover 23 is positioned at fiber bench 25 inserts with through hole 27, and have path fore-end 21, this path fore-end 21 has the little external diameter of external diameter than the part that is kept by fiber bench 25.
In the optical fiber source mechanism of fiber-optic illuminated device of the present invention, optical fiber 20 disposes as follows: across the sept between optical fiber 20 and lens 18 under with respect to the not restrained state of fiber bench 25, it is relative with a side's of lens 18 surface (convex surface) under the state that is positioned at the vertical plane of the optical axis of lens 18 that light is injected end face 22.
In this embodiment, insert and be fixed with the roughly optical fiber fixed component 30 cylindraceous of path fore-end 21 of optical fiber 20 under the state that the matrix 26 with respect to fiber bench 25 can be shifted vertically, insert and be disposed at the inside of fiber bench 25.Here, optical fiber fixed component 30 is such as being made of metal materials such as aluminium.
Inner peripheral surface at this optical fiber fixed component 30, the position section of the being formed with section 31 of the regulation from the end face that LED encapsulates 10 sides in the axial direction, optical fiber 20 is fixed in optical fiber fixed component 30 under thereby its path fore-end 21 is inserted in the periphery edge that optical fiber fixed component 30 inside light inject end face 22 and the state that the tabular surface of the section section 31 of optical fiber fixed component 30 docks.In addition, at the inner peripheral surface that LED encapsulates the opening edge of 10 sides that is positioned at of optical fiber fixed component 30, along with in the axial direction be formed with outstanding edge 32 with the continuous taper of section section 31 to the complete cycle ground that the amphi position side launches to spread all over Zhou Fangxiang (Expansion Open) with respect to LED encapsulation 10.
The internal diameter of opening that the LED of optical fiber fixed component 30 encapsulates 10 sides is less than the aperture (external diameter) of lens 18, therefore, be the state that opening edge that LED encapsulates 10 sides is connected to the periphery of lens 18, under this state, optical fiber 20 with respect to fiber bench 25 by fixing fixing with screw 35.Here, the LED of optical fiber fixed component 30 internal diameter that encapsulates the opening of 10 sides for example is set as 90～99% the size in the aperture of lens 18.
Therefore, the LED of optical fiber fixed component 30 encapsulates the end sections of 10 sides as the sept performance function between a side's who injects end face 22 and lens 18 between the light of optical fiber 20 the surface, thus, the outer surface that the ultraviolet light of LED encapsulation 10 sees through window 13 and the light of optical fiber 20 are injected the partition distance (From Inter Ju From between the end face 22) be restricted to certain size, optical fiber 20 is located with respect to LED encapsulation 10 thus.
Yet, the optical fiber source mechanism of said structure is optical fiber 20 sees through window 13 take the ultraviolet light of LED encapsulation 10 outer surface and is the be positioned structure of configuration of benchmark, be following structure: optical fiber 20 inserts and is fixed in the optical fiber fixed component 30 that the state that do not retrained by fiber bench 25 with the proximal side end sections (the path fore-end 21 of cover 23) for its LED encapsulation 10 arranges, be connected to the state of the periphery of lens 18 at the opening edge of this optical fiber fixed component 30, thereby optical fiber 20 is fixed in the size that outer surface that the ultraviolet light of fiber bench 25 LED encapsulation 10 sees through window 13 and the light of optical fiber 20 injects the partition distance between the end face 22 to be limited, and optical fiber 20 encapsulates 10 configurations that are positioned with respect to LED thus.
Therefore, optical fiber fixed component 30 arranges under the state that is not retrained by fiber bench 25, so when the opening edge that makes optical fiber fixed component 30 is connected to the periphery of lens 18, the light of optical fiber 20 inject end face 22, for example the normal place relative with the one side of LED substrate 15 changes according to the thickness (the above-below direction size among Fig. 1 and Fig. 2) of the encapsulation matrix 11 of LED encapsulation 10, the deviation of the tolerance of the thickness of the encapsulation matrix 11 of LED encapsulation 10 is absorbed.Thus, the size that the outer surface that the ultraviolet light of LED encapsulation 10 sees through window 13 and the light of optical fiber 20 are injected the partition distance between the end face 22 can encapsulate according to the LED as the optical fiber fixed component 30 of sept performance function the end portion of 10 sides and assign to be made as certain size, so can make and encapsulate 10 light from LED and inject optical fiber 20 via lens 18 expeditiously.
Therefore, by having the fiber-optic illuminated device of this optical fiber source mechanism, can shine to shone thing the light (ultraviolet light) of enough illumination.
In addition, be connected to the structure of the periphery of lens 18 by the opening edge that adopts optical fiber fixed component 30, the position that can avoid producing by optical fiber 20 and lens 18 is offset the deviation of the light quantity of injecting optical fiber 20 that causes and the deviation of the light gathering efficiency on the lens 18, can effectively utilize the light from LED encapsulation 10.
More than, embodiments of the present invention have been described, but the present invention is not limited to above-mentioned embodiment, can apply various changes.
For example, also can adopt optical fiber source mechanism to have the structure of a plurality of led light sources.
Fig. 4 is the explanation profile of summary of another routine structure of the optical fiber source mechanism of expression fiber-optic illuminated device of the present invention.
This optical fiber source mechanism is on the one side of the LED substrate 15 that shares, for example for example there are being four LED encapsulation 10(the position on same circumference in Fig. 4 every alignment arrangements uniformly-spaced on the Zhou Fangxiang, for convenient, only represent two LED encapsulation 10), encapsulate 10 corresponding four optical fiber 20 with each LED and kept by the fiber bench 40 that shares.
Inside at each cylindric spatial portion 42, the roughly optical fiber fixed component 30 cylindraceous of the proximal side end sections with respect to its LED encapsulation 10 (the path fore-end 21 of cover 23) that insertion is fixed with optical fiber 20 with its outer peripheral face not by the mode of the inner peripheral surface constraint matrix 41 of fiber bench 40, that form cylindric spatial portion 42, the inside of inserting the cylindric spatial portion 42 that is disposed at fiber bench 40.
Inner peripheral surface at each optical fiber fixed component 30, the position section of the being formed with section 31 of the regulation from the end face that LED encapsulates 10 sides in the axial direction, optical fiber 20 with respect to the proximal side end sections (the path fore-end 21 of cover 23) of its LED encapsulation 10 thus being inserted into optical fiber fixed component 30 inside light injects under the state of tabular surface of section section 31 that the periphery edge of end face 22 butts up against optical fiber fixed component 30, be fixed in optical fiber fixed component 30(with reference to Fig. 2).In addition, the internal diameter of opening that the LED of this optical fiber fixed component 30 encapsulates 10 sides is less than the aperture of lens 18, therefore, is the state that opening edge that LED encapsulates 10 sides is connected to the periphery of lens 18, under this state, optical fiber 20 is fixed with screw 35 by fixing with respect to fiber bench 40.Therefore, the LED of optical fiber fixed component 30 encapsulates the end sections of 10 sides as the sept performance function between a side's who injects end face 22 and lens 18 between the light of optical fiber 20 the surface, thus, the outer surface that the ultraviolet light of LED encapsulation 10 sees through window 13 is restricted to certain size with the partition distance that the light of optical fiber 20 is injected between the end face 22, and optical fiber 20 is located with respect to LED encapsulation 10 thus.
In addition, in this embodiment, be provided with the fixed mechanism that optical fiber fixed component 30 is fixed in fiber bench 40.Particularly, form with under screw erection opening 44 and the state that corresponding cylindric spatial portion 42 is communicated with in that radially extend four of the outer peripheral face opening on the matrix 41 of each fiber bench 40 are fixing, fix and be fixed with optical fiber fixed component 30 with the fixing of screw erection opening 44 with screw 45 by being installed on each.Each is fixed and is made of the first cylindric spatial portion and the second cylindric spatial portion with screw erection opening 44, this first cylindric spatial portion is taken in fixing head with screw 45, this second cylindric spatial portion inserts fixing axial region with screw 45, continuous with this first cylindric spatial portion, and internal diameter is less than this first cylindric spatial portion, and the first cylindric spatial portion and the second cylindric spatial portion have respectively external diameter and the fixing large internal diameter of external diameter of using the axial region of screw 45 of using the head of screw 45 than fixing.By adopting this structure, under the state of the matrix 41 that optical fiber fixed component 30 is fixed in fiber bench 40, optical fiber 20 is fixed in the matrix 41 of fiber bench 40, can reliably optical fiber 20 be configured in thus the appropriate position with respect to LED encapsulation 10.
The fiber-optic illuminated device of the optical fiber source mechanism by having this structure, optical fiber source mechanism adopt be disposed at shared LED substrate 15 on a plurality of LED encapsulate 10 corresponding each optical fiber 20 by the fiber bench that shares 40 maintenances that are disposed on the LED substrate 15, with the structure of Figure 1 and Figure 2 similarly, each optical fiber 20 sees through window 13 take the ultraviolet light of LED encapsulation 10 outer surface is the be positioned structure of configuration of benchmark, thus regardless of the deviation of the tolerance of the size of each LED encapsulation 10, for whole LED encapsulation 10, the light from LED encapsulation 10 can both be used to expeditiously, the light of uniform illumination can be shone to shone thing.
More than, the optical fiber fixed component is connected to the structure that disposes under the state of periphery of lens at its opening edge and is illustrated, but the optical fiber fixed component also can adopt and is positioned at the opening of LED package-side and ultraviolet light that open end is connected to the LED encapsulation at lens and sees through the structure that disposes under the state of outer surface of window.
In addition, in the optical fiber source mechanism of Figure 1 and Figure 2, also can be provided with fixed mechanism, this fixed mechanism is used for the optical fiber fixed component is fixed in fiber bench.In addition, fixed mechanism is not limited to the fixing means of screw.
In addition, the concrete structure of LED encapsulation can suitably change according to purpose, for example can have a plurality of LED elements.
Claims (5)
1. a fiber-optic illuminated device has optical fiber source mechanism, and described optical fiber source mechanism has: the LED substrate; Led light source is disposed on this LED substrate; Lens, the light that is disposed at this led light source radiates the front surface of direction; Optical fiber carries out leaded light to the light from described led light source of injecting via these lens; And fiber bench, be disposed on the described LED substrate, under the state of a part of inserting described optical fiber, keep this optical fiber,
Described fiber-optic illuminated device is characterised in that,
Described optical fiber disposes as follows: across the sept between this optical fiber and described lens under with respect to the not restrained state of described fiber bench, it is relative with described lens that light is injected end face,
Be connected at described sept under the state of the front surface of described led light source or described lens, described optical fiber is fixed in described fiber bench, and the light that limits thus the front surface of described led light source and described optical fiber is injected the partition distance between the end face.
2. fiber-optic illuminated device according to claim 1 is characterized in that,
Described sept is connected to the periphery of described lens.
3. fiber-optic illuminated device according to claim 2 is characterized in that,
Described sept is cylindric, and the internal diameter of the opening of described led light source side is less than the aperture of described lens.
4. each described fiber-optic illuminated device in 3 according to claim 1 is characterized in that,
Be provided with fixed mechanism, described fixed mechanism is used for described sept is fixed in described fiber bench.
5. each described fiber-optic illuminated device in 3 according to claim 1 is characterized in that,
Described optical fiber source mechanism have be disposed on the shared LED substrate, by a plurality of led light sources of taking in LED encapsulation that each LED element forms in the encapsulation matrix and consisting of, each optical fiber corresponding with each led light source is kept by the fiber bench that shares that is disposed on the described LED substrate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011173688A JP5454528B2 (en) | 2011-08-09 | 2011-08-09 | Optical fiber irradiation device |
| JP173688/2011 | 2011-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102954371A true CN102954371A (en) | 2013-03-06 |
Family
ID=47763555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102790829A Pending CN102954371A (en) | 2011-08-09 | 2012-08-07 | Optical fiber irradiation device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5454528B2 (en) |
| KR (1) | KR20130018515A (en) |
| CN (1) | CN102954371A (en) |
| TW (1) | TW201307931A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235642A (en) * | 2013-06-20 | 2014-12-24 | 三星显示有限公司 | Light radiation device and method for fabricating display device using the same |
| CN104964178A (en) * | 2015-06-01 | 2015-10-07 | 石家庄经济学院 | High efficiency large power LED fiber light source |
| CN106764480A (en) * | 2016-11-25 | 2017-05-31 | 东莞市剑威电子科技有限公司 | A kind of high temperature LED with optically focused and light conduction function |
| CN107085269A (en) * | 2016-12-19 | 2017-08-22 | 蒋必恺 | Optical fibre illumination coupled system |
| WO2018149011A1 (en) * | 2017-02-14 | 2018-08-23 | 重庆市光利医疗科技有限公司 | Collimating and coupling system used for optical fibre lightening |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102182022B1 (en) * | 2014-06-18 | 2020-11-23 | 엘지이노텍 주식회사 | Light emitting device package and light emitting module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5818980A (en) * | 1981-07-27 | 1983-02-03 | Fuji Electric Corp Res & Dev Ltd | Optoelectric transducer |
| JPS5847803U (en) * | 1981-09-25 | 1983-03-31 | 三菱レイヨン株式会社 | light guide |
-
2011
- 2011-08-09 JP JP2011173688A patent/JP5454528B2/en not_active Expired - Fee Related
-
2012
- 2012-05-18 TW TW101117817A patent/TW201307931A/en unknown
- 2012-07-18 KR KR1020120078279A patent/KR20130018515A/en not_active Application Discontinuation
- 2012-08-07 CN CN2012102790829A patent/CN102954371A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235642A (en) * | 2013-06-20 | 2014-12-24 | 三星显示有限公司 | Light radiation device and method for fabricating display device using the same |
| CN104964178A (en) * | 2015-06-01 | 2015-10-07 | 石家庄经济学院 | High efficiency large power LED fiber light source |
| CN106764480A (en) * | 2016-11-25 | 2017-05-31 | 东莞市剑威电子科技有限公司 | A kind of high temperature LED with optically focused and light conduction function |
| CN107085269A (en) * | 2016-12-19 | 2017-08-22 | 蒋必恺 | Optical fibre illumination coupled system |
| WO2018149011A1 (en) * | 2017-02-14 | 2018-08-23 | 重庆市光利医疗科技有限公司 | Collimating and coupling system used for optical fibre lightening |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013037927A (en) | 2013-02-21 |
| JP5454528B2 (en) | 2014-03-26 |
| TW201307931A (en) | 2013-02-16 |
| KR20130018515A (en) | 2013-02-25 |
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Application publication date: 20130306 |