CN201285626Y - Display device adopting micro natural light collector - Google Patents
Display device adopting micro natural light collector Download PDFInfo
- Publication number
- CN201285626Y CN201285626Y CNU2008201236312U CN200820123631U CN201285626Y CN 201285626 Y CN201285626 Y CN 201285626Y CN U2008201236312 U CNU2008201236312 U CN U2008201236312U CN 200820123631 U CN200820123631 U CN 200820123631U CN 201285626 Y CN201285626 Y CN 201285626Y
- Authority
- CN
- China
- Prior art keywords
- natural light
- optical element
- display device
- light
- optical
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to a display device which adopts a micro natural light collector and takes natural lights as a light source, and at least one micro natural light collector is arranged on an outer shell of the display device, wherein each micro natural light collector transmits natural lights to the display device as the backlight source or a luminous indicating light source of the display device after being collected and focused by a plurality of micro optical elements, thus a very environmental-friendly display device technical scheme is provided; light rays of a plurality of micro natural light collectors are fused with an electronic illuminating source inside the display device by an illuminating source focused by light conductance, thereby the energy-saving effect that natural lights are used under the environment of strong ambient lights and the electronic illuminating source is used in places with weak ambient lights is achieved; in addition, as a plurality of micro natural light collectors are combined, each natural light collector is thinned and lightened, thereby being more suitable for requirements of lightness, smallness and exquisiteness of the display device; and the micro natural light collectors and the display device are movably connected so as to improve the optical energy receiving efficiency.
Description
Technical field
The present invention relates to directly utilize the display device of natural light as light source, particularly adopt optical element to carry out custom-designed miniature natural light collector, with natural light through converging, collect, two-phonon process such as transmission obtains the light source that needs, is used for the background light source of the display unit of display device.
Background technology
Natural light is the energy that nature cleans most, and people are for the understanding of natural light and utilize also in constantly exploring.Photovoltaic cell or solar cell that present people make earnest efforts studying are that luminous energy is converted into electrical power storage, and what mainly utilize is the thermal infrared spectrum district of natural light, and the heat energy in the spectrum is transformed, and does not transform for visible spectrum.The electric energy that utilize to store then removes to drive electroluminescence equipment and illumination is provided or provides electric energy for other equipment.Merely from natural light-electric energy-the luminous lighting process, this demand of throwing light on is by directly utilizing the visible light of natural light, but utilized the thermal infrared light of natural light, obviously efficient is not high.
Display system at a lot of electronic equipments also needs light source, as LCD, its back light is the maximum parts of LCD power consumption, if natural light directly can be introduced electronic equipment as illuminating source, to greatly reduce the power consumption of LCD, thereby improve the battery service time of electronic equipment such as equipment such as notebook computer, display device.
At publication number is CN101174027A, the Chinese patent application Publication Specification that the open date is on May 7th, 2008 discloses a kind of employing natural light collector method for designing, and the luminous energy that natural light collector is obtained is transmitted in the electronic system, as the light source of electronic system, as back light as display.But in this technical scheme, in order to improve the collecting effect of natural light collector, need to increase the light receiving surface of natural light collector, simultaneously for light is converged, need the back collimation to need to overlap with the focus of collimation lens for the parallel rays plus lens, make the width and the enlarged in thickness of natural light collector, and its planform is dumb, obviously is not suitable for moving the needs of use with display device equipment.
Summary of the invention
Problem to be solved by this invention is size and the thickness problem that how to solve natural light collector, make it can be applied in the display device, neither increase too many display device volume to reach, can save the energy that display device consumes again, improve the availability of display device.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is:
With the natural light collector of natural light as light source, be with natural light through optics converge, collimation, transmission course become the light that can control irradiation area.In order to make the demand of natural light collector suitable display device portability on the whole, adopt micro lens to design miniature natural light collector, then a plurality of miniature natural light collectors are combined into a miniature natural light collector array, reach like this under the identical optical receiving area, the thickness of miniature natural light collector array can be far smaller than natural light collector of the prior art.For the display device that display unit is arranged, miniature natural light collector array can be embedded in the display device exterior structure other zone, and can embed miniature natural light collector array respectively in a plurality of zones except button and display screen.Do not hide the natural light receiving plane of miniature natural light collector array when in the normal use of people, holding display device, preferably miniature natural light collector array is embedded in four frame region of display device front display screen, perhaps is embedded in the corresponding side regions of display screen of display device.Further, in display device, produce thermal effect, preferably before light enters miniature natural light collector array, filter the optics element filters and fall Infrared in the natural light by infrared light for fear of the infrared part light of natural light.
Further be described below:
1. a display device comprises the display unit that is used for display message, it is characterized in that:
In at least one zone of display device exterior structure, at least one miniature natural light collector is installed;
The natural light that described miniature natural light collector is collected is transferred in the described display unit illuminating source as described display unit by photoconduction.
2. first of described miniature natural light collector kind of solution is to comprise at least one miniature natural light collecting part, and described miniature natural light collecting part comprises:
First optical element that adopts micro lens to converge natural light;
Second optical element that adopts micro lens to collimate the light that first optical element converged;
The 3rd optical element of transmission second optical element institute transmitted light; Be generally optical fiber or optical cable;
Described first optical element and second optical element are placed side by side, and the 3rd optical element is connected with second optical element optical;
Described first optical element overlaps with the optical axial of second optical element, the optical focus location overlap, and the optical surface of first optical element is greater than the optical surface of second optical element.
A plurality of miniature natural light collecting parts can assembled arrangement form the miniature natural light collector of multiple shape together, as rectangle, circle, ellipse etc., and the shape need when embedding in display device diverse location zone to adapt to miniature natural light collector.
3. further be that the solution of first kind of miniature natural light collector also comprises infrared light and filters the 4th optical element, natural light enters before described first optical element earlier through described the 4th optical element and filters out Infrared in the natural light.
4. second of described miniature natural light collector kind of solution comprises at least one miniature natural light collecting part, and described miniature natural light collecting part comprises:
Be produced on first optical element that converges natural light on the optical flat plate by a plurality of micro lens;
Be produced on second optical element of the light that collimation first optical element is converged on the optical flat plate by a plurality of micro lens;
The 3rd optical element of transmission second optical element institute transmitted light; Be generally optical fiber or optical cable;
Described first optical element and second optical element are placed side by side, and the 3rd optical element is connected with second optical element optical;
At least one micro lens of described first optical element overlaps with the optical axial of at least one micro lens of second optical element, the optical focus location overlap, and the optical surface of the micro lens of first optical element is greater than the optical surface of the micro lens of second optical element.
Best technical scheme is that the micro lens quantity of described first optical element equates with the micro lens quantity of second optical element, arrangement position is identical with spacing on surface plate, each micro lens that reaches first optical element overlaps the optical focus location overlap with the optical axial of a micro lens of the second optical element correspondence position.
The surface plate of described first optical element and second optical element can be made multiple shape, as rectangle, circle, ellipse etc., and the shape need when embedding in display device diverse location zone to adapt to miniature natural light collector.
5. the infrared light that also comprises that further is second kind of miniature natural light collector filters the 4th optical element, and natural light enters before described first optical element earlier through described the 4th optical element and filters out Infrared in the natural light.
6. the nonbonding panel of root display device exterior structure and non-display screen district can embed miniature natural light collector, but block natural light when holding display device and enter miniature natural light collector, preferably in the frame region in the display screen front of display unit or the side regions of display device.Can one or more miniature natural light collectors be installed according to these regional shape facilities.
7. for display device is used under various photoenvironments, when not having natural light, also should use the electric driven for emitting lights light source of display device to carry out work, a solution is also to comprise original electric driven for emitting lights light source and manual adjustments parts in above-mentioned solution, described manual adjustments parts are connected with the processor of display device, when natural light is sufficient, be main light source with the light of miniature natural light collector; When natural light is dim, be main light source with original electric driven for emitting lights light source, control by the manual adjustments parts by the operator.
8. for display device is used under various photoenvironments, when not having natural light, also should use the electric driven for emitting lights light source of display device to carry out work, another kind of solution is also to comprise original electric driven for emitting lights light source and automatic sensitization adjusting parts, described automatic sensitization is regulated parts and is connected with the processor of display device, when natural light is sufficient, be main light source with the light of miniature natural light collector; When natural light is dim, be main light source with original electric driven for emitting lights light source, regulate parts by automatic sensitization and control automatically according to the brightness of natural light.
9. further, above-mentioned miniature natural light collector is installed in the described display device exterior structure by movable connection method, and the optical surface angle of the reception natural light of miniature natural light collector can be regulated.The link joint mode is as being hinged rolling bearing connection etc.
The above-mentioned infrared light that filters out Infrared filters the 4th optical element; Be typically solar film, a kind of blooming that often uses on the window of automobile decoration, house decoraton can make the infrared light with thermal behavior in the natural light be reflected by solar film, and make the blooming of most visible transmission.Through the processing of this optical element, can filter the infrared spectrum in the natural light, reduce the thermal effect that produces when natural light converges on light collector.This kind optical heat-insulating film is also arranged in the product of 3M company, and as the brilliant sharp film (3M Cystalline) of 3M, effect of heat insulation is better, can filter the light ray energy of the thermal infrared spectrum more than 90%.
The invention has the beneficial effects as follows: because the miniature natural light collector that adopts, can realize the less thickness of identical optical face size, simultaneously can be designed to different shape to miniature natural light collector, to adapt to embedding in display device different structure zone, the real realization introduced display device with natural light, save the power consumption of display device, prolong the pot life of display device.And effectively integrate by original electric driving light source system with display device, guarantee to utilize energy-conservation, night on display device daytime electric energy still spendable comprehensive can effect system.
Description of drawings:
Fig. 1 adopts miniature convex lens combined optical element to realize a kind of synoptic diagram of realizing of miniature natural light collecting part.
Fig. 2 is the schematic block diagram of a kind of implementation of miniature natural light collector.
Fig. 3 is the schematic block diagram of the another kind of implementation of miniature natural light collector.
Fig. 4 is the microlens array structural representation of the miniature natural light collector of sandwich construction.
Fig. 5 is embedded into synoptic diagram on four frames of display device front display screen with miniature natural light collector.
Fig. 6 is embedded into synoptic diagram on the back side of display device display screen with miniature natural light collector.
Fig. 7 comprises miniature natural light collector is installed in realization principle schematic on the display device by the link joint mode.
Fig. 8 is the realization principle schematic that adopts miniature natural light collector to provide light source and the original light source of display device to integrate.
Fig. 9 is another realization principle schematic that adopts miniature natural light collector to provide light source and the original light source of display device to integrate.
Figure 10 is embedded into synoptic diagram on four frames of display device front display screen with miniature natural light collector.
Figure 11 is embedded into synoptic diagram on the side of display device display screen with miniature natural light collector.
Embodiment:
Below in conjunction with accompanying drawing structural principle of the present invention and principle of work are elaborated.
Fig. 1 adopts miniature convex lens combined optical element to realize a kind of synoptic diagram of realizing of miniature natural light collecting part, natural light 102 shines on the convex lens 101, because natural lights such as sunshine are far apart from the earth, can regard sunshine as parallel rays, according to optical principle, the focus 106 (single times of focal position place) that converges to convex lens 101 after parallel rays reflects through convex lens 101 is located, and then use an optical surface to receive the light that converges much smaller than another convex lens 103 of convex lens 101, in order to make light become the directional light 107 that converges through convex lens 103, the focus of convex lens 103 need be overlapped with the concave lens focus of convex lens 101, optical axial overlaps, as 106 places of the focus among the figure.To import a branch of optical fiber or the optical cable 104 from the directional light 107 that convex lens 103 penetrate then and transmit, because incident ray is a parallel rays, direct projection is gone in the optical fiber or optical cable 104 of photoconduction transmission, can guarantee to realize on the tube wall in optical fiber or optical cable 104 complete total reflection, improve transfer efficiency, the light 105 from optical fiber or optical cable 104 ejaculations is exactly through converging a branch of high-luminance light that collection and transmission obtain simultaneously.The focal length of convex lens 103, optical surface size select to satisfy following condition with focal length, the optical surface size of convex lens 101:
The focal length of setting convex lens 101 is f1, and the optical surface size is come mark d1 with the diameter of convex lens;
The focal length of setting convex lens 103 is f2, and the optical surface size is come mark d2 with the diameter of convex lens;
Satisfying relational expression is:
D1:f1=d2:f2, or
d1*f2＝d2*f1
And d1〉d2.
In actual the realization, d1 is big more, and the shadow surface that receives natural light is big more, and the sunshine that converges is also just many more, and price can be high more simultaneously.The size of d2 is relevant with effective transmission cross section of optical fiber that carries out the photoconduction transmission or optical cable 104.Guarantee during selection that 103 refractions are penetrated through convex lens light all injects in the photocon in optical fiber or the optical cable 104.Because optical fiber has flexible, photoconduction transfer efficiency height, a kind of implementation is that the fiber optic cables that adopt multifiber to form transmit, and can make optical fiber cable angle and shape wiring on demand in transmission course, helps the transmission of light.For the thickness that makes miniature natural light collecting part reduces, the diameter and the focal length of convex lens 103 and convex lens 101 are all little.Adopting a plurality of miniature natural light collecting parts to form array side by side can increase optics receiving plane size and not increase thickness.
Make the array that a plurality of miniature natural light collecting parts form side by side, various ways is arranged, a kind of is that a plurality of micro lens that will be used to converge light are manufactured on first optical flat plate at regular intervals, and make the focal length of the micro lens on first optical flat plate equal substantially, a plurality of micro lens that will be used for collimated ray simultaneously are manufactured on second optical flat by identical lowering one's standard or status, and make the focal length of second micro lens on the optical flat plate equal substantially, then first optical flat plate is stacked in second optical flat plate, the focal length that makes the spacing of first optical flat plate and second optical flat plate equal the micro lens on first optical flat plate adds the focal length of second micro lens on the optical flat plate, and the micro lens of first optical flat plate is overlapped with the micro lens optical axial of second optical flat plate correspondence position.Referring to Fig. 2, two micro lens have been made on first optical flat plate 200: first micro lens 201, second micro lens 204; Two micro lens have been made on second optical flat plate 205: the 3rd micro lens 202, the 4th micro lens 206; Wherein the focal length of first micro lens 201 and second micro lens 204 equates, the focal length of the 3rd micro lens 202 and the 4th micro lens 206 equates; First micro lens 201 overlaps with the optical axial of the 3rd micro lens 202, and second micro lens 204 overlaps with the optical axial of the 4th micro lens 206.The focal length that the spacing of first optical flat plate 200 and second optical flat plate 205 equals first micro lens 201 adds the focal length of the 3rd micro lens 202.Parallel rays by the 3rd micro lens 202 collimations is sent in the optical cable 208 by optical fiber 203, and the parallel rays that collimates by the 4th micro lens 206 also is sent in the optical cable 208 by optical fiber 207.
The array way that a plurality of miniature natural light collecting parts of another kind of manufacturing form side by side, make each independently miniature natural light collecting part separately, bond together the array that forms miniature natural light collecting part by clear binder then with same size.Each independently miniature natural light collecting part comprises the lens that converge light and the lens of collimated ray, and the focus of the lens of the focus of the lens that converge light and collimated ray is overlapped, and converges the optics of lens dead in line of the lens and the collimated ray of light.Referring to Fig. 3, the first miniature natural light collecting part 300 is made of second micro lens 302 and the optical fiber 303 of first micro lens 301 that converges available light, collimated ray, and first micro lens 301 overlaps with the optical axial of second micro lens 302 of collimated ray, focus overlaps; The second miniature natural light collecting part 305 is made of the 3rd micro lens 304 that converges available light, the four or two micro lens 306 and the optical fiber 307 of collimated ray, and the 3rd micro lens 304 overlaps with the optical axial of the 4th micro lens 306 of collimated ray, focus overlaps; The first miniature natural light collecting part 300 and the second miniature natural light collecting part 305 composition natural light collecting part arrays placed side by side.Optical fiber 303 converges to light in the cable 308 with optical fiber 307.
Fig. 4 is the microlens array structural representation of the miniature natural light collector of sandwich construction.Ground floor 401 is to have made a plurality of lens 402 that converge natural light on optic panel, and the second layer 403 is that the lens of having made a plurality of collimated rays on optic panel are for 404, the three layer 405 to form fibre faceplate by a plurality of band optical fiber interfaces 406.In actual the manufacturing, quantity, the spacing of the lens 404 on the quantity of the lens 402 on the ground floor 401, spacing and the second layer 403 are identical, and identical with quantity, the spacing of the 3rd layer 405 optical fiber interface 406.Three is stacked fashionable, and lens 404 optical axials corresponding on the lens 402 that make ground floor 401 and the second layer 403 overlap, and the focus that makes spacing between ground floor 401 and the second layer 403 be controlled at lens 402 overlaps with the focus of lens 404; Lens 404 optical axials corresponding on optical fiber interface 406 on the 3rd layer 405 and the second layer 403 overlap, and light can be delivered to the optical fiber from lens 404.The 3rd layer light converges in the optical cable 407 by optical fiber.For the influence of the thermal effect that reduces the infrared light in the natural light for display device, outside surface at ground floor 401 increases one deck infrared light filtration membrane (not drawing in the drawings), filter out the thermal infrared light that major part has thermal effect through the infrared light filtration membrane, reduce the temperature variation of back optical element, can adopt the brilliant sharp film (3M Cystalline) of 3M.
Because the light source of display device is normally provided by the electroluminescence light source of display device at present, in order to make display device under the natural light sufficiency, use natural light as light source, when natural light is not enough, use the internal electrical illuminating source as light source, two kinds of light sources need be integrated by optical mode.Fig. 8 is the realization principle schematic that adopts natural light collector to provide light source and the original light source of display device to integrate.Realize in the example at this, can introduce display device through optical fiber or optical cable transmission from the light of above-mentioned natural light collector shines on the reflecting wall 702 that is made of the optical total-reflection face with 45 degree incident angles as the light 701 of natural light light source, through reflection, shine the convex lens 706 that are used for the light mixing with 135 degree emergence angle ejaculations, by the refraction output light 707 of convex lens 706; Simultaneously becoming a branch of collimated ray from the light of display device electroluminescence light source 705 through the reflection of ATR Optical curved surface 704 shines on the reflecting wall 703 that is made of the optical total-reflection face with 45 degree incident angles, through reflection, shine the convex lens 706 that are used for the light mixing with 135 degree emergence angle ejaculations, by the refraction output light 707 of convex lens 706.Through such optical processing, the light of two kinds of light sources is mixed into the light source of Ray Of Light as display device.When natural light is sufficient, can close display device electroluminescence light source 705, still guarantee the work of display device, greatly reduced energy resource consumption.When natural light is inadequate, as night, can open display device electroluminescence light source 705, guarantee that display device continues to move by original mode.When ATR Optical curved surface 704 was parabolic surface, the optical focus that common display device electroluminescence light source 705 is positioned at ATR Optical curved surface 704 was sentenced and is obtained the greatest optical reflecting effect.
The patent No. is that patent publication that 97193360.X is entitled as " polarized illumination system that the LCD projector is used " has disclosed multiple light source is converged method into single light source, this patented claim " is recalled after the announcement ", as known technology, scheme that it is disclosed " two bundle collimated light beams being carried out the article of integration from the space " is carried out two-beam as this paper and is converged to the implementation of a branch of light and quote.Fig. 9 is another realization principle schematic that adopts natural light collector to provide light source and the original light source of display device to integrate.In the middle of this is realized, adopt the space integral device element described in the cited patent applications bulletin to form a single light source adopting natural light collector to provide light source and the original light source of display device to integrate.Light from above-mentioned natural light collector can be injected space integral device element 801 as the light 701 of natural light light source through optical fiber or optical cable transmission introducing display device, the reflection of the light of the original light source 705 of display device process ATR Optical curved surface 704 simultaneously becomes a branch of collimated ray and injects space integral device element 801, becomes the light source 803 of the collimated light source of mixing as display device through right cylindrical Fresnel lens 804 and negative cylindrical lens 802 then.Through such optical processing, the light of two kinds of light sources is mixed into the light source of Ray Of Light as display device.When natural light is sufficient, can close display device electroluminescence light source 705, still guarantee the work of display device, greatly reduced energy resource consumption.When natural light is inadequate, as night, can open display device electroluminescence light source 705, guarantee that display device continues to move by original mode.When ATR Optical curved surface 704 was parabolic surface, the optical focus that common display device electroluminescence light source 705 is positioned at ATR Optical curved surface 704 was sentenced and is obtained the greatest optical reflecting effect.
Fig. 5 is embedded into synoptic diagram on four frames of the notebook computer front display screen that has display device with miniature natural light collector.To comprise two major parts be display screen area 500 and key area 505 to the notebook computer external structure among the figure, embeds first miniature natural light collector 501, second miniature natural light collector the 502, the 3rd miniature natural light collector the 503, the 4th miniature natural light collector 504 on four frames of notebook computer front display screen respectively.Because miniature natural light collector can make different shape, thereby can determine the quantity and the shape of the miniature natural light collector of embedding according to the external structure of various display devices.
Fig. 6 is embedded into synoptic diagram on the back side of the notebook computer display screen that has display device with miniature natural light collector.To comprise two major parts be display screen area 600 and key area 605 to the notebook computer external structure among the figure, embeds miniature natural light collector 601 at the display device back side.Because miniature natural light collector can make different shape, thereby can determine the quantity and the shape of the miniature natural light collector of embedding according to the external structure of various display devices.
In order to improve the efficient that miniature natural light collector receives natural light, miniature natural light collector can be manufactured independently parts, be connected with display device by movable connection method.As Fig. 7, display device comprises key entry area territory 905 and display unit zone 900, in the frame of the display screen front in display unit zone, embedded the first miniature natural light collector 901, the second miniature natural light collector 902, the 3rd miniature natural light collector 903, the 4th miniature natural light collector 904, further be that miniature natural light collector 906 is connected with display unit zone 900 with movable connection method, as bearing rotating connecting part (link does not draw among the figure), can regulate the angle that natural light collector 906 receives natural light by the rotation of link, realize best optics reception.In natural light collector 906, comprise natural light collecting part 907.
Figure 10 is embedded into synoptic diagram on four frames of display device front display screen with miniature natural light collector.To comprise two major parts be display screen area 1000 and key area 1005 to the display device exterior structure among the figure, embeds first miniature natural light collector 1001, second miniature natural light collector the 1002, the 3rd miniature natural light collector the 1003, the 4th miniature natural light collector 1004 on four frames of display device front display screen respectively.Because miniature natural light collector can make different shape, thereby can determine the quantity and the shape of the miniature natural light collector of embedding according to the external structure of various display devices.
Figure 11 is embedded into synoptic diagram on the side of display device display screen with miniature natural light collector.To comprise two major parts be display screen area 1100 and key area 1105 to the display device exterior structure among the figure, embeds the 5th miniature natural light collector the 1101, the 6th miniature natural light collector 1102 respectively in the display device side.Because miniature natural light collector can make different shape, thereby can determine the quantity and the shape of the miniature natural light collector of embedding according to the external structure of various display devices.
Claims (10)
1. a display device comprises the display unit that is used for display message, it is characterized in that:
In at least one zone of display device exterior structure, at least one miniature natural light collector is installed;
The natural light that described miniature natural light collector is collected is transferred in the described display unit illuminating source as described display unit by photoconduction.
2. display device according to claim 1 is characterized in that described miniature natural light collector comprises at least one miniature natural light collecting part, and described miniature natural light collecting part comprises:
First optical element that adopts micro lens to converge natural light;
Second optical element that adopts micro lens to collimate the light that first optical element converged;
The 3rd optical element of transmission second optical element institute transmitted light;
Described first optical element and second optical element are placed side by side, and the 3rd optical element is connected with second optical element optical;
Described first optical element overlaps with the optical axial of second optical element, the optical focus location overlap, and the optical surface of first optical element is greater than the optical surface of second optical element.
3. display device according to claim 2 is characterized in that also comprising infrared light and filters the 4th optical element, and natural light enters before described first optical element earlier through described the 4th optical element and filters out Infrared in the natural light.
4. display device according to claim 1 is characterized in that described miniature natural light collector comprises at least one miniature natural light collecting part, and described miniature natural light collecting part comprises:
Be produced on first optical element that converges natural light on the optical flat plate by a plurality of micro lens;
Be produced on second optical element of the light that collimation first optical element is converged on the optical flat plate by a plurality of micro lens;
The 3rd optical element of transmission second optical element institute transmitted light;
Described first optical element and second optical element are placed side by side, and the 3rd optical element is connected with second optical element optical;
At least one micro lens of described first optical element overlaps with the optical axial of at least one micro lens of second optical element, the optical focus location overlap, and the optical surface of the micro lens of first optical element is greater than the optical surface of the micro lens of second optical element.
5. display device according to claim 4 is characterized in that also comprising infrared light and filters the 4th optical element, and natural light enters before described first optical element earlier through described the 4th optical element and filters out Infrared in the natural light.
6. according to each described display device of claim 1 to 5, it is characterized in that described miniature natural light collector is installed in the described display device exterior structure by movable connection method, the optical surface angle of the reception natural light of miniature natural light collector can be regulated.
7. according to each described display device of claim 1 to 5, it is characterized in that also comprising original electric driven for emitting lights light source, manual adjustments parts and/or automatic sensitization and regulate parts, described manual adjustments parts and/or automatic sensitization are regulated parts and are connected with the processor of display device, when natural light is sufficient, be main light source with the light of miniature natural light collector; When natural light is dim, be main light source with original electric driven for emitting lights light source, control by the manual adjustments parts or regulate parts by automatic sensitization and control automatically by the operator according to the brightness of natural light.
8. display device according to claim 7, it is characterized in that shining on the reflecting wall that constitutes by the optical total-reflection face with 45 degree incident angles respectively from the light of described miniature natural light collector with from the light of described original electric driven for emitting lights light source, through reflection, shine the convex lens that are used for the light mixing with 135 degree emergence angle ejaculations, export the light source of light as display device by the refraction of convex lens.
9. display device according to claim 7 is characterized in that integrating the light source of single light source of formation as display device from the light of described type natural light collector with from the light of described original electric driven for emitting lights light source by space integral device element.
10. according to Claim 8 or 9 each described display devices, it is characterized in that described miniature natural light collector is installed in the described display device exterior structure by movable connection method, the optical surface angle of the reception natural light of miniature natural light collector can be regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201236312U CN201285626Y (en) | 2008-11-11 | 2008-11-11 | Display device adopting micro natural light collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201236312U CN201285626Y (en) | 2008-11-11 | 2008-11-11 | Display device adopting micro natural light collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285626Y true CN201285626Y (en) | 2009-08-05 |
Family
ID=40950609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201236312U Expired - Fee Related CN201285626Y (en) | 2008-11-11 | 2008-11-11 | Display device adopting micro natural light collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285626Y (en) |
-
2008
- 2008-11-11 CN CNU2008201236312U patent/CN201285626Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ullah et al. | Highly concentrated optical fiber-based daylighting systems for multi-floor office buildings | |
| CN101174027A (en) | Natural light collector, illumination system and light source of electronic system | |
| CN102073166B (en) | Solar ray-utilizing energy-saving liquid crystal television | |
| CN201827822U (en) | Dual-lens condensed light and parallel light transmission sunlamp illuminator | |
| CN2929576Y (en) | Sun light collective and distributing device | |
| CN102072453A (en) | Indoor natural lighting system based on light propagation technology | |
| CN105351881B (en) | A kind of sunlight blending illumination system of underground station | |
| CN201434933Y (en) | Solar gathering transmission system | |
| CN201589185U (en) | Light gathering composite lighting system utilizing visible lights and solar cell power generation | |
| Ullah | Fiber-based daylighting system using trough collector for uniform illumination | |
| CN2926790Y (en) | Sunlight-induced collecting illuminating system | |
| CN100439793C (en) | Sun light lighting collecting and transmission system of multiple lens optical fiber beam | |
| CN201285626Y (en) | Display device adopting micro natural light collector | |
| CN206247252U (en) | A kind of natural light and LED composite lighting systems | |
| CN2480861Y (en) | Apparatus for guiding sunshine into room | |
| CN109899759A (en) | A kind of Solar House Lighting System | |
| CN203024056U (en) | Modular wide-angle reactive power sunlight collecting system | |
| CN201286120Y (en) | Energy saving mobile terminal adopting micro natural light collector | |
| CN201284978Y (en) | Portable computer employing miniature natural light collector | |
| CN102588870A (en) | Sunlight guiding and lighting device | |
| TWI482995B (en) | Light collecting device and illumination apparatus | |
| CN209431307U (en) | A kind of Solar House Lighting System | |
| CN106500056A (en) | A kind of natural light and LED composite lighting systems and its method | |
| CN210128311U (en) | Light guide and light path selector | |
| CN206504271U (en) | A kind of light filling structure of solar energy guiding systems |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20101111 |