CN101793380B - Lamp - Google Patents

Lamp Download PDF

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Publication number
CN101793380B
CN101793380B CN2009100099923A CN200910009992A CN101793380B CN 101793380 B CN101793380 B CN 101793380B CN 2009100099923 A CN2009100099923 A CN 2009100099923A CN 200910009992 A CN200910009992 A CN 200910009992A CN 101793380 B CN101793380 B CN 101793380B
Authority
CN
China
Prior art keywords
end
cambered surface
light
light fixture
middle section
Prior art date
Application number
CN2009100099923A
Other languages
Chinese (zh)
Other versions
CN101793380A (en
Inventor
阙建财
萧建忠
Original Assignee
扬升照明股份有限公司
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 扬升照明股份有限公司 filed Critical 扬升照明股份有限公司
Priority to CN2009100099923A priority Critical patent/CN101793380B/en
Publication of CN101793380A publication Critical patent/CN101793380A/en
Application granted granted Critical
Publication of CN101793380B publication Critical patent/CN101793380B/en

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Abstract

The invention discloses a lamp comprising a first arc light guide plate and at least one light-emitting element, wherein the first arc light guide is provided with a first end, a second end, two sides, a first cambered surface and a second cambered surface. The sides are connected with the first end and the second end. The first cambered surface is connected with the first end and the second end as well as the sides. The second cambered surface corresponds to the first cambered surface, is connected with the first end and the second end as well as the sides and is provided with a central area and two surrounding areas. The central area of the second cambered surface is a fog surface. Two surrounding areas are positioned on two opposite sides of the central area. The surrounding areas of the second cambered surface have a plurality of dot-shaped microstructures. The first light-emitting element is configured besides the first end and is applicable for emitting a first light beam. The first light beam enters the first arc light guide plate through the first end. The invention can simultaneously provide enough illumination and reduce the generation of glare.

Description

Light fixture

[technical field]

The invention relates to a kind of light fixture.

[background technology]

Along with the evolution of lighting engineering, the light emitting source that light fixture adopted from incandescent lamp bulb, fluorescent tube advance in recent years always flourish fast light emitting diode (light emitting diode, LED).Light emitting diode has power saving, long service life, environmental protection, startup is quick, volume is little ... Etc. multiple advantage; And it is big that the power that light emitting diode can reach becomes along with the maturation of technology gradually, so the existing trend that is applied to general illumination with the replacement fluorescent tube gradually of light emitting diode.

Because light emitting diode is spot light, the light that it sent is too concentrated and is prone to make human eye to produce dazzle, the side-lighting type light-emitting diode light source module that therefore adopts the plane LGP just in response to and give birth to.In side-light type light source module, light emitting diode is the side that is positioned over the plane LGP, and the plane LGP can cause the photoconduction that light emitting diode sent the front of plane LGP, and produces uniform surface light source.Yet; Because the dispersion angle of the light that the front of LGP is penetrated from the plane is little; Therefore though adopt the side-light type light source module of plane LGP can provide enough illumination under it, the illumination of the neighboring area around under offering can be not enough.

In comparison because light radiation to all the winds that incandescent lamp bulb sent, therefore can provide simultaneously enough illumination under and the neighboring area.Yet the radioactive light that incandescent lamp bulb sent also can cause some shortcomings.For example, when people were positioned at the neighboring area, an outline one came back, and the light of incandescent lamp bulb just can the direct projection human eye and produce dazzle.

[summary of the invention]

The present invention provides a kind of light fixture, and it can provide enough illumination simultaneously, and reduces the generation of dazzle.

A kind of light fixture provided by the invention, it comprises one first arc LGP and at least one first light-emitting component.The first arc LGP has one first end, one second end, dual side-edge, one first cambered surface and one second cambered surface.Second end is with respect to first end.Side connects first end and second end.First cambered surface connects first end and second end, and connects these sides.Second cambered surface connects first end and second end with respect to first cambered surface, and connects these sides.Second cambered surface has a middle section and two neighboring areas.Middle section extends to second end by first end, and wherein the middle section of second cambered surface is a cloudy surface.This two neighboring area lays respectively at the relative both sides of middle section, and extends to second end by first end, wherein has a plurality of point-like micro-structurals in these neighboring areas of second cambered surface.First light-emitting component is disposed at by first end, and is suitable for sending one first light beam, and wherein first light beam can get in the first arc LGP via first end.

Based on above-mentioned; Light fixture of the present invention has adopted the arc LGP, and the middle section of its cambered surface is a cloudy surface, and has the point-like micro-structural in the neighboring area of cambered surface; The luminous flux of the light that therefore penetrates from middle section can be bigger, and the luminous flux of the light that is penetrated by the neighboring area can be less.Thus, the light that is penetrated by middle section just can provide enough illumination, and the light that is penetrated by the neighboring area is because fainter, thus unlikely generation dazzle, but can supply the illumination outside the main illumination zone of the light institute directive of middle section ejaculation.So the light fixture of embodiments of the invention can provide enough illumination simultaneously, and the generation of minimizing dazzle.

[description of drawings]

Fig. 1 is the stereogram of the light fixture of the first embodiment of the present invention.

Fig. 2 is the cutaway view of the light fixture of Fig. 1 along the I-I line.

Fig. 3 is the profile of the light fixture of Fig. 1 along the II-II line.

Fig. 4 is the cutaway view of the light fixture of Fig. 1 along the III-III line.

Fig. 5 is the stereogram of the light fixture of the second embodiment of the present invention.

Fig. 6 is the cutaway view of the light fixture of Fig. 5 along the IV-IV line.

100: light fixture

110: the first arc LGPs

112,112 ', 112 ", 114,114 ', 114 ": cambered surface

115A: cloudy surface structure

115B: point-like micro-structural

120: the first light-emitting components

130: reflector plate

140: carriage

142: base

144: top board

144A: radiating fin

146: base plate

148: side plate

149: locking component

149A: suspending rod

150: the second light-emitting components

160: the second arc LGPs

170: the three light-emitting components

180: the three arc LGPs

190: the four light-emitting components

C, C ', C ": middle section

D: bearing of trend

E1, E1 ', E1 ": first end

E2, E2 ', E3 ": second end

L1: first light beam

L2: second light beam

L3: the 3rd light beam

L4: the 4th light beam

O: the center of curvature

P, P ', P ": the neighboring area

S, S ', S ": side

For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended graphic elaborating as follows.

[specific embodiment]

The explanation of following each embodiment is graphic with reference to what add, can be in order to the specific embodiment of implementing in order to illustration the present invention.The direction term that the present invention mentioned, for example " on ", D score, " preceding ", " back ", " left side ", " right side " etc., only be direction with reference to annexed drawings.Therefore, the direction term of use is to be used for explanation, but not is used for limiting the present invention.

First embodiment

Fig. 1 is the stereogram of the light fixture of the first embodiment of the present invention, and Fig. 2 is the cutaway view of the light fixture of Fig. 1 along the I-I line, and Fig. 3 is the profile of the light fixture of Fig. 1 along the II-II line, and Fig. 4 is the cutaway view of the light fixture of Fig. 1 along the III-III line.Please with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the light fixture 100 of present embodiment comprises one first camber LGP 110 and at least one first light-emitting component 120 (first light-emitting component 120 of present embodiment for example is several, mainly is used to provide higher brightness).The first arc LGP 110 has one first end E1, one second end E2, dual side-edge S, a cambered surface 112 and a cambered surface 114.The second end E2 is with respect to the first end E1.Dual-side S relatively and connect the first end E1 and the second end E2.Cambered surface 112 connects the first end E1 and the second end E2, and connects these sides S.Cambered surface 114 connects the first end E1 and the second end E2 with respect to cambered surface 112, and connects these sides S.

In the present embodiment, the direction of first end E1 to the second end E2 is defined as a bearing of trend D, and cambered surface 112 is crooked on the direction vertical with bearing of trend D with cambered surface 114.Particularly, cambered surface 112 for example is a convex surface, and cambered surface 114 for example is a concave surface.Cambered surface 114 has a middle section C and two neighboring area P.Middle section C extends to the second end E2 by the first end E1, and wherein the middle section C of cambered surface 114 is a cloudy surface 115A.This two neighboring area P lays respectively at the relative both sides of middle section C, and extends to the second end E2 by the first end E1.These neighboring areas P of cambered surface 114 has a plurality of point-like micro-structural 115B.In the present embodiment, these point-like micro-structurals 115B for example is a salient point (as shown in Figure 3).Yet in the embodiment that other do not illustrate, these point-like micro-structurals 115B can also be a concave point.

It should be noted that in this manual these point-like micro-structurals 115B is defined as by a plurality of separated from one another and patterned surface structures that discrete point constituted, and cloudy surface is defined as continuous irregular surface texture.In addition; The light scattering effect that is provided with the middle section C of cloudy surface 115A can be stronger than the light scattering effect of the neighboring area P that is provided with point-like micro-structural 115B; Because in the present embodiment; Light only just can be scattered when running into the salient point of point-like micro-structural 115B, but then can not be scattered when running into surperficial between salient point and the salient point, and the most area on the cloudy surface 115A can both make light scattering.The luminous flux of the light that therefore penetrates from central zone C can be bigger, and the luminous flux of the light that is penetrated by the neighboring area can be less.

First light-emitting component 120 (illustrating like Fig. 2 and Fig. 4) is disposed at by the first end E1, and is suitable for sending one first light beam L1.In the present embodiment, these first light-emitting components 120 for example are light emitting diode, yet, in other embodiments, can also replace these light emitting diodes with crooked fluorescent tube or other suitable light-emitting components.The first light beam L1 can get in the first arc LGP 110 via the first end E1.In the present embodiment, the first light beam L1 that gets into the first arc LGP 110 can penetrate the first arc LGP 110 via cambered surface 112 after the light scattering effect via cloudy surface 115A on the cambered surface 114 and point-like micro-structural 115B.In the present embodiment; Light fixture 100 can more comprise to a plurality of second light-emitting components 150; It is disposed at by the second end E2, and is suitable for sending one second light beam L2, and wherein the second light beam L2 can get in the first arc LGP 110 via the second end E2; And after the light scattering effect that receives cloudy surface 115A and point-like micro-structural 115B on the cambered surface 114, penetrate the first arc LGP 110 via cambered surface 112.In addition, second light-emitting component 150 for example is a light emitting diode.

In the present embodiment; Light fixture 100 also comprises a reflector plate 130; Be disposed on the cambered surface 114, reflex to cambered surface 112 with the second light beam L2 that will reach from the second end E2, in other words from the first light beam L1 of the first end E1; Reflector plate 130 is to be disposed on the cambered surface 114 that is concave surface, and the cambered surface 112 that is convex surface is exiting surface.In other embodiments, cambered surface 112 can be concave surface, and cambered surface 114 can be convex surface, and reflector plate 130 is to be disposed on the cambered surface 112 that is concave surface, and the cambered surface 114 that is convex surface is exiting surface.

It should be noted that cloudy surface 115A and the point-like micro-structural 115B of neighboring area P that the present invention does not limit among the middle section C only are positioned on the cambered surface 114 that is concave surface.In other embodiments; Middle section C, cloudy surface 115A, neighboring area P and point-like micro-structural 115B also can be positioned on the cambered surface 112 that is convex surface; Neighboring area P is positioned at the relative both sides of middle section C, and middle section C and neighboring area P extend to the second end E2 from the first end E1.Perhaps, middle section C, cloudy surface, neighboring area P and point-like micro-structural 115B can also appear on cambered surface 112 and the cambered surface 114 simultaneously.

In the present embodiment; When the center of curvature O of cambered surface 114 is defined as 0 degree direction to the central authorities of cambered surface 114 and with cambered surface 114 vertical directions; Its direction toward the counter clockwise direction rotation of the drawing of Fig. 3 is defined as positive direction; And when its right handed direction toward the drawing of Fig. 3 was defined as negative direction, the boundary of neighboring area P and middle section C was dropped on ± 45 degree parts haply, but the invention is not restricted to this.In other embodiments, the boundary of neighboring area P and middle section C can also be to drop on other suitable angles.In addition, in the present embodiment, neighboring area P can roughly drop on 45 degree to 90 degree and-45 and spend to the scope of-90 degree, but the invention is not restricted to this.

The light fixture 100 of present embodiment has adopted the first arc LGP 110; The middle section of its cambered surface 114 is a cloudy surface 115A; And the neighboring area P of cambered surface 114 has point-like micro-structural 115B; The luminous flux of the light that therefore penetrates from the place corresponding to middle section C of cambered surface 112 can be bigger, and the luminous flux of the light that is penetrated by the place corresponding to neighboring area P of cambered surface 112 can be less.Thus, the light that is penetrated by middle section C just can provide the enough illumination main illumination zone to the middle section C.In addition, the light that is penetrated by neighboring area P then can provide the scope of ambienting lighting of fainter illumination to both sides of main illumination zone.Because the light that neighboring area P penetrates is fainter, so also be difficult for having the situation of dazzle to take place even be positioned at user's new line of the scope of ambienting lighting.Moreover the light that is penetrated by neighboring area P also has the effect of the illumination of supplying the scope of ambienting lighting.So the light fixture 100 of present embodiment can provide enough illumination simultaneously, and the generation of minimizing dazzle.

In addition; Because the luminosity of light fixture 100 concentrates on middle section C; Therefore and the brightness of neighboring area P is lower, also can reduce first light-emitting component 120 and the usage quantity of second light-emitting component 150 in the light fixture 100, and then reduces the cost and the power consumption of light fixture 100.In addition, because the outward appearance of light fixture 100 presents the semicircle arcuation, so also can increase the aesthetic feeling and the texture of light fixture 100.

In the present embodiment, light fixture 100 also comprises a carriage 140, the first end E1 of its clamping first arc LGP 110, and first light-emitting component 120 is disposed in the carriage 140.Particularly, carriage 140 can comprise a base 142 and a top board 144.Base 142 has a base plate 146 and side plate 148.Base plate 146 is disposed on the part near the first end E1 of cambered surface 112.Side plate 148 is disposed at by the first end E1, and is connected to base plate 146, and wherein first light-emitting component 120 is configurable on side plate 148.Top board 144 is disposed on the part near the first end E1 of cambered surface 114, and is connected to side plate 148.Top board 144 can have a plurality of radiating fin 144A, and it is towards the direction protrusion away from base plate 146.Utilize the radiating fin 144A of top board 144; Can disengage the heat that first light-emitting component 120 is produced to air; Reaching the effect of the rate of heat dispation that increases light fixture 100, and then promote the luminous efficiency of first light-emitting component 120, and prolong the service life of first light-emitting component 120.In the present embodiment, light fixture 100 also comprises a plurality of locking components 149, and it is attached to top board 144 on the side plate 148, and wherein locking component 149 for example is a bolt.Light fixture 100 can also comprise a plurality of suspending rod 149A, and it is attached to respectively on these locking components 149.Particularly, the end of suspending rod 149A can lock to locking component 149, and the other end can be fixed on the ceiling, and so light fixture 100 just can be fixed to illumination is provided on the ceiling.

In the present embodiment; The second end E2 of the first arc LGP 110 is other also configurable to have above-mentioned carriage 140, locking component 149 and suspending rod 149A; The second end E2 of the carriage 140 clampings first arc LGP 110 wherein, and second light-emitting component 150 is disposed in the carriage 140.

Second embodiment

Fig. 5 is the stereogram of the light fixture of the second embodiment of the present invention, and Fig. 6 is the cutaway view of the light fixture of Fig. 5 along the IV-IV line.Please with reference to Fig. 5 and Fig. 6, the light fixture 100 ' of present embodiment is similar with above-mentioned light fixture 100 (illustrating like Fig. 1), and both difference is described below.The light fixture 100 of present embodiment also comprises one second arc LGP 160 and a plurality of the 3rd light-emitting component 170.The second arc LGP 160 has respectively one of the structurally identical in fact first end E1 ' of the first end E1, the second end E2, dual side-edge S, cambered surface 112, cambered surface 114, middle section C and two neighboring area P with the first arc LGP 110, one second end E2 ', dual side-edge S ', a cambered surface 112 ', a cambered surface 114 ', a middle section C ' and two neighboring area P '.In other words, the second arc LGP 160 is structurally identical in fact with the first arc LGP 110, but size can be identical or different.The middle section C ' of cambered surface 112 ' is a cloudy surface, and two neighboring area P ' of cambered surface 112 ' have a plurality of point-like micro-structural 115B, and the second end E2 ' of the second arc LGP 160 is towards the first end E1 of the first arc LGP 110.The 3rd light-emitting component 170 is disposed between the second end E2 ' of first light-emitting component 120 and the second arc LGP 160, and is suitable for sending one the 3rd light beam L3.The 3rd light beam L3 can get in the second arc LGP 160 via the second end E2 ' of the second arc LGP 160.In addition, in the present embodiment, carriage 140 is the second end E2 ' of the clamping second arc LGP 160 also, and the 3rd light-emitting component 170 is disposed in the carriage 140, and wherein the 3rd light-emitting component 170 for example is a light emitting diode.

In the present embodiment, light fixture 100 ' also comprises one the 3rd arc LGP 180 and a plurality of the 4th light-emitting component 190.The 3rd arc LGP 180 has one first structurally identical in fact with the first end E1, the second end E2, dual side-edge S, cambered surface 112, cambered surface 114, middle section C and the two neighboring area P of the first arc LGP 110 respectively end E1 ", one second end E2 ", dual side-edge S ", a cambered surface 112 ", a cambered surface 114 ", a middle section C " and two neighboring area P ".Cambered surface 112 " middle section C " be a cloudy surface, and cambered surface 112 " two neighboring area P " have a plurality of point-like micro-structural 115B, the first end E1 of the 3rd arc LGP 180 " towards the second end E2 of the first arc LGP 110.The 4th light-emitting component 190 is disposed at the first end E1 of second light-emitting component 150 and the 3rd arc LGP 180 " between, and be suitable for sending one the 4th light beam L4.The 4th light beam L4 can be via the first end E1 of the 3rd arc LGP 180 " get in the 3rd arc LGP 180.In addition, in the present embodiment, carriage 140 is the first end E1 of clamping the 3rd arc LGP 180 also ", and the 4th light-emitting component 190 is disposed in the carriage 140, and wherein the 4th light-emitting component 190 for example is a light emitting diode.

In sum; The light fixture of embodiments of the invention has adopted the arc LGP, and the middle section of its cambered surface is a cloudy surface, and the neighboring area of cambered surface has the point-like micro-structural; The luminous flux of the light that therefore penetrates from middle section can be bigger, and the luminous flux of the light that is penetrated by the neighboring area can be less.Thus, the light that is penetrated by middle section just can provide the main illumination zone under enough illumination to the middle section.In addition, the light that is penetrated by the neighboring area then can provide the scope of ambienting lighting of fainter illumination to both sides of main illumination zone.Because the light that the neighboring area is penetrated is fainter, so also be difficult for having the situation of dazzle to take place even be positioned at user's new line of the scope of ambienting lighting.Moreover the light that is penetrated by the neighboring area also has the effect of the illumination of supplying central illumination zone.So the light fixture of embodiments of the invention can provide enough illumination simultaneously, and the generation of minimizing dazzle.

In addition, because the luminosity of the light fixture of embodiments of the invention concentrates on middle section, and the brightness of neighboring area is lower, therefore also can reduce the usage quantity of the light-emitting component in the light fixture, and then reduces the cost and the power consumption of light fixture.In addition, because the outward appearance of light fixture presents the semicircle arcuation, so also can increase the aesthetic feeling and the texture of light fixture.

Though the present invention discloses as above with embodiment; Right its is not in order to limit the present invention; Has common knowledge the knowledgeable in the technical field under any; Do not breaking away from the spirit and scope of the present invention, when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the claim person of defining.Arbitrary embodiment of the present invention in addition or claim must not reached whole purposes or advantage or the characteristics that the present invention discloses.

Claims (9)

1. light fixture comprises:
One first arc LGP has:
One first end;
One second end is with respect to this first end;
Dual side-edge connects this first end and this second end;
One first cambered surface connects this first end and this second end, and connects these sides; And
One second cambered surface; With respect to this first cambered surface; Connect this first end and this second end, and connect these sides, be defined as a bearing of trend from the direction of this first end to this second end; And this first cambered surface is crooked on the direction vertical with this bearing of trend with this second cambered surface, and wherein this second cambered surface has:
One middle section extends to this second end by this first end, and wherein this middle section of this second cambered surface is a cloudy surface; And
Two neighboring areas lay respectively at the relative both sides of this middle section, and extend to this second end by this first end, and wherein these neighboring areas of this second cambered surface have a plurality of point-like micro-structurals; And
At least one first light-emitting component is disposed at by this first end, and is suitable for sending one first light beam, and wherein this first light beam can get in this first arc LGP via this first end.
2. light fixture as claimed in claim 1 is characterized in that: also comprise a reflector plate, be disposed on the one of which of this first cambered surface and this second cambered surface.
3. light fixture as claimed in claim 1 is characterized in that: this first cambered surface has:
One middle section extends to this second end by this first end, and wherein this middle section of this first cambered surface is a cloudy surface; And
Two neighboring areas lay respectively at the relative both sides of this middle section, and extend to this second end by this first end, and wherein these neighboring areas of this first cambered surface have a plurality of point-like micro-structurals.
4. light fixture as claimed in claim 1 is characterized in that: also comprise a carriage, and this first end of this first arc LGP of clamping, and this first light-emitting component is disposed in this carriage.
5. light fixture as claimed in claim 4 is characterized in that: this carriage comprises:
One base has:
One base plate is disposed on the part near this first end of one of which of this first cambered surface and this second cambered surface; And
Side plate is disposed at by this first end, and is connected to this base plate, and wherein this first light-emitting component is disposed on this side plate; And
One top board is disposed on another the part near this first end of this first cambered surface and this second cambered surface, and is connected to this side plate.
6. light fixture as claimed in claim 5 is characterized in that: this top board has a plurality of radiating fins, and these radiating fins are towards the direction protrusion away from this base plate.
7. light fixture as claimed in claim 5 is characterized in that: also comprise at least one locking component, this locking component is attached to this top board on this side plate.
8. light fixture as claimed in claim 7 is characterized in that: also comprise at least one suspending rod, this suspending rod is attached on this locking component, with so that this light fixture be fixed on the ceiling.
9. light fixture as claimed in claim 1 is characterized in that: also comprise:
One second arc LGP has an end and a cambered surface, and the middle section of this cambered surface is a cloudy surface, and two neighboring areas of this cambered surface have a plurality of point-like micro-structurals, and wherein this end of this second arc LGP is towards this first end of this first arc LGP; And
At least one the 3rd light-emitting component is disposed between this end of this first light-emitting component and this second arc LGP, and is suitable for sending one the 3rd light beam, and wherein the 3rd light beam can get in this second arc LGP via this end of this second arc LGP.
CN2009100099923A 2009-02-04 2009-02-04 Lamp CN101793380B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100099923A CN101793380B (en) 2009-02-04 2009-02-04 Lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100099923A CN101793380B (en) 2009-02-04 2009-02-04 Lamp

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Publication Number Publication Date
CN101793380A CN101793380A (en) 2010-08-04
CN101793380B true CN101793380B (en) 2012-05-23

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2408471Y (en) * 2000-02-17 2000-11-29 东莞宇宙电子有限公司 Two-way light conductive plate
CN2594821Y (en) * 2002-11-29 2003-12-24 鸿富锦精密工业(深圳)有限公司 Surface light source mould assembly
CN2594824Y (en) * 2002-12-30 2003-12-24 广辉电子股份有限公司 Light background lighting modules
JP2006194613A (en) * 2005-01-11 2006-07-27 Calsonic Kansei Corp On-vehicle measuring device
CN1987611A (en) * 2005-12-22 2007-06-27 龙腾光电控股有限公司 Curved liquid-crystal display device and backlight used for curved liquid-crystal display device
CN101178155A (en) * 2006-11-02 2008-05-14 任少华 Surface light source composed of multiple light conducting plates used for lighting lamp
CN201083375Y (en) * 2007-07-11 2008-07-09 新高功能医用电子有限公司 Modularization illuminating equipment with high optical and heat dispersion efficiency

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2408471Y (en) * 2000-02-17 2000-11-29 东莞宇宙电子有限公司 Two-way light conductive plate
CN2594821Y (en) * 2002-11-29 2003-12-24 鸿富锦精密工业(深圳)有限公司 Surface light source mould assembly
CN2594824Y (en) * 2002-12-30 2003-12-24 广辉电子股份有限公司 Light background lighting modules
JP2006194613A (en) * 2005-01-11 2006-07-27 Calsonic Kansei Corp On-vehicle measuring device
CN1987611A (en) * 2005-12-22 2007-06-27 龙腾光电控股有限公司 Curved liquid-crystal display device and backlight used for curved liquid-crystal display device
CN101178155A (en) * 2006-11-02 2008-05-14 任少华 Surface light source composed of multiple light conducting plates used for lighting lamp
CN201083375Y (en) * 2007-07-11 2008-07-09 新高功能医用电子有限公司 Modularization illuminating equipment with high optical and heat dispersion efficiency

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