CN111649300B - Optical system for automobile signal lamp and automobile comprising same - Google Patents
Optical system for automobile signal lamp and automobile comprising same Download PDFInfo
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- CN111649300B CN111649300B CN201910999636.4A CN201910999636A CN111649300B CN 111649300 B CN111649300 B CN 111649300B CN 201910999636 A CN201910999636 A CN 201910999636A CN 111649300 B CN111649300 B CN 111649300B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Abstract
The invention discloses an optical system for an automobile signal lamp and an automobile, wherein the optical system for the automobile signal lamp can realize dynamic display of the automobile lamp by an optical imaging principle. Specifically, the optical system comprises a light-emitting unit, an imaging unit and a target image unit which are sequentially arranged along the light transmission direction, and light emitted by the light-emitting unit forms a dynamic light and shadow pattern after passing through the imaging unit and the target image unit; wherein the light emitting unit includes a light source that emits light toward the imaging unit; the imaging unit comprises a light refraction component which can refract the light emitted by the light source for multiple times and emit the refracted light towards the eye image unit; the image unit can receive the light that the formation of image unit launched to form the dynamic shadow pattern that can visualize, realize that the developments of car light are lighted, and the cost is lower, does benefit to the popularization.
Description
Technical Field
The invention relates to the technical field of automobile lamp manufacturing, in particular to an optical system for an automobile signal lamp and an automobile comprising the optical system.
Background
The requirement of the current user on the lighting effect of the automobile signal lamp is higher and higher, and the user more and more hopes that the lighting effect of the automobile lamp can realize dynamic pattern transformation. The latest method is to use the liquid crystal display technology, that is, the liquid crystal display technology is applied to the automobile signal lamp, and the dynamic display effect of the automobile lamp is realized by using the liquid crystal display technology. However, the cost of the liquid crystal display technology is high, which brings a huge cost pressure, and thus the liquid crystal display technology cannot be applied on a large scale.
Disclosure of Invention
The invention aims to solve the problem that the structure or the device for realizing the dynamic display effect of the car lamp in the prior art is high in cost.
In order to solve the technical problem, the embodiment of the invention discloses an optical system for an automobile signal lamp, which comprises a light-emitting unit, an imaging unit and an image unit which are sequentially arranged along a light transmission direction, wherein light emitted by the light-emitting unit forms a dynamic shadow pattern after passing through the imaging unit and the image unit; wherein the light emitting unit includes a light source that emits light toward the imaging unit; the imaging unit comprises a light refraction component which can refract the light emitted by the light source for multiple times and emit the refracted light towards the eye image unit; the image-forming unit can receive the light emitted by the image-forming unit and form a dynamic shadow pattern which can be seen visually.
By adopting the technical scheme, in order to solve the problem of higher cost caused by the fact that the dynamic display effect of the automobile lamp is realized by adopting a liquid crystal display technology in the prior art, the invention provides the optical system for the automobile signal lamp, and the dynamic display of the automobile lamp can be realized by adopting an optical imaging principle. Specifically, the optical system comprises a light-emitting unit, an imaging unit and a target image unit which are sequentially arranged along the light transmission direction, and light emitted by the light-emitting unit forms a dynamic light and shadow pattern after passing through the imaging unit and the target image unit; wherein the light emitting unit includes a light source that emits light toward the imaging unit; the imaging unit comprises a light refraction component which can refract the light emitted by the light source for multiple times and emit the refracted light towards the eye image unit; the image unit can receive the light that the formation of image unit launched to form the dynamic shadow pattern that can visualize, realize that the developments of car light are lighted, and the cost is lower, does benefit to the popularization.
According to another embodiment of the present invention, an optical system of an automotive signal lamp is disclosed in which the light-emitting unit further includes a light-emitting unit housing and a variable light-transmitting member disposed within the light-emitting unit housing, the variable light-transmitting member being disposed immediately downstream of the light source in a light transmission direction and including a plurality of light-transmitting elements; the light emitted by the light source enters the imaging unit after passing through the plurality of light-transmitting elements, and the relative positions of the plurality of light-transmitting elements are variable.
By adopting the technical scheme, the light-emitting unit further comprises a light-emitting unit shell and a variable light-transmitting part, and the light-emitting unit shell can gather light rays emitted by the light source in the light-emitting unit and then emit the light rays to the imaging unit directly at the downstream of the light source along the light ray transmission direction. Further, a variable light-transmitting member is provided within the light-emitting unit housing, the variable light-transmitting member being provided immediately downstream of the light source in the light transmission direction and including a plurality of light-transmitting elements; the light source emits light rays which enter the imaging unit through the plurality of light-transmitting elements, relative positions among the plurality of light-transmitting elements are variable, and positions among the plurality of light-transmitting elements are variable, so that light ray patterns formed by the light source through the light-transmitting elements are variable, dynamic shadow patterns with variable pattern shapes are formed in the follow-up process, the dynamic lighting effect of the signal lamp is achieved, the structure is simple, the implementation mode and the principle are simple, the manufacturing cost is low, and the signal lamp can be widely popularized.
According to another embodiment of the present invention, the optical system of the automotive signal lamp is disclosed in the embodiment of the present invention, the light transmitting elements comprise transparent round glass spheres or irregular transparent bodies, and the colors of the light transmitting elements are set to be different or consistent.
By adopting the technical scheme, the light pattern which can be formed after the light emitted by the light source enters the imaging unit through the plurality of light transmitting elements and passes through the image viewing unit is changed, so that the dynamic light and shadow pattern with changeable pattern shape can be formed in the follow-up process, the dynamic lighting effect of the signal lamp is realized, the dynamic lighting effect is better, the shape and the color of the dynamic light and shadow pattern can be set, the color can be changed, the shape and the color of the dynamic light and shadow pattern can be changed, the shape and the structure of the light transmitting elements can be set into the transparent round glass ball or the irregular transparent body, meanwhile, the colors of the light transmitting elements can be set to be different or consistent, the shape and the color of the dynamic light and shadow pattern can be changed, and the dynamic lighting effect is better.
According to another specific embodiment of the present invention, in the optical system of the automotive signal lamp disclosed in the embodiment of the present invention, the light emitting unit further includes a vibration mechanism, the vibration mechanism is disposed in the housing of the light emitting unit, the vibration mechanism includes a driving part and a vibrating part, and the driving part drives the vibrating part to vibrate so as to drive the plurality of light transmitting elements to have variable relative positions.
By adopting the technical scheme, for further enabling the relative positions of the plurality of light-transmitting elements to be variable, so that the light pattern formed by the light source after passing through the light-transmitting elements can be changed, the dynamic shadow pattern with the changeable pattern shape can be formed in the subsequent process, the dynamic lighting effect of the signal lamp can be realized, the vibration mechanism can be arranged in the shell of the light-emitting unit, the vibration mechanism comprises the driving part and the vibrating part, and the driving part drives the vibrating part to vibrate so as to drive the relative positions of the plurality of light-transmitting elements to be variable.
According to another embodiment of the present invention, an optical system of an automotive signal lamp is disclosed in the embodiments of the present invention, the light emitting unit includes a light source controller disposed in a housing of the light emitting unit for controlling a light source color and/or a light source intensity of the light source;
the light source comprises at least one group of multicolor light sources, and the multicolor light sources comprise LED light sources or laser light sources; or
The light source comprises at least two groups of monochromatic light sources with different chromatograms, and the monochromatic light sources comprise LED light sources; or
The light source comprises a liquid crystal light source emitter.
By adopting the technical scheme, the color of the dynamic shadow pattern can be changed for better dynamic lighting effect, and the light sources with different colors or intensities can be arranged for changing the color of the dynamic shadow pattern, so that the dynamic shadow pattern with changeable color is formed, and the dynamic lighting effect is better.
According to another embodiment of the present invention, an optical system of an automotive signal lamp is disclosed, wherein the light refracting part includes a light guide transparent body or a light guide fiber; wherein
The light guide transparent body is a thick-wall transparent body which can enable light rays to be reflected for multiple times in the light guide transparent body; or
The light guide transparent body is a light guide thin plate body.
By adopting the technical scheme, in order to complicate the light pattern emitted by the light emitting unit, the light reflecting part of the imaging unit can be utilized, and the light pattern is converted into a more complex light pattern by utilizing the multiple refraction of the light inside the light reflecting part, so that more complex and diversified dynamic shadow patterns are generated in the subsequent image unit, and the lighting effect is better.
According to another embodiment of the present invention, an optical system of a signal lamp for an automobile is disclosed, wherein the image capturing unit includes a liquid crystal display.
By adopting the technical scheme, the image unit can be used for displaying the generated dynamic light and shadow pattern for a user to watch, and comprises the liquid crystal display.
According to another specific embodiment of the present invention, in the optical system of the automotive signal lamp disclosed in the embodiment of the present invention, the image-capturing unit includes a projection unit, the projection unit includes a projector, and the projector is used for observing that the light emitted by the light-emitting unit passes through the imaging unit and the image-capturing unit to form a dynamic shadow pattern.
By adopting the technical scheme, the eye image unit can be used for displaying the generated dynamic shadow pattern so as to be watched by a user, the eye image unit comprises a projection part, the projection part comprises a projector, and the projector is used for watching the dynamic shadow pattern formed by the light emitted by the light-emitting unit after passing through the imaging unit and the eye image unit.
According to another embodiment of the present invention, the optical system of the automotive signal lamp, the image unit includes a viewing aperture or a viewing lens.
By adopting the technical scheme, the eye image unit can be used for displaying the generated dynamic light and shadow pattern for a user to watch, the eye image unit comprises a projection part, the projection part is used for watching the dynamic light and shadow pattern formed by the light rays emitted by the light-emitting unit after passing through the imaging unit and the eye image unit, and the eye image unit comprises an observation hole or a visual lens.
The invention also provides an automobile comprising the optical system for the automobile signal lamp.
By adopting the technical scheme, the invention also provides an automobile which comprises the optical system for the automobile signal lamp.
The invention has the beneficial effects that:
the invention provides an optical system for an automobile signal lamp, which can realize dynamic display of the automobile lamp by an optical imaging principle. Specifically, the optical system comprises a light-emitting unit, an imaging unit and a target image unit which are sequentially arranged along the light transmission direction, and light emitted by the light-emitting unit forms a dynamic light and shadow pattern after passing through the imaging unit and the target image unit; wherein the light emitting unit includes a light source that emits light toward the imaging unit; the imaging unit comprises a light refraction component which can refract the light emitted by the light source for multiple times and emit the refracted light towards the eye image unit; the image unit can receive the light that the formation of image unit launched to form the dynamic shadow pattern that can visualize, realize that the developments of car light are lighted, and the cost is lower, does benefit to the popularization.
Drawings
Fig. 1 is a schematic structural diagram of an optical system for an automotive signal lamp according to embodiment 1 of the present invention.
Description of reference numerals:
10. an optical system;
100. a light emitting unit;
110. a light emitting unit housing;
120. a variable light-transmitting member;
1201. a light-transmitting element;
200. an imaging unit;
210. a light refracting part;
300. and a target image unit.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the invention will be described in conjunction with the preferred embodiments, it is not intended that the features of the invention be limited to that embodiment. On the contrary, the invention is described in connection with the embodiments for the purpose of covering alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are included to provide a thorough understanding of the invention. The invention may be practiced without these particulars. Moreover, some of the specific details have been omitted from the description in order not to obscure or obscure the focus of the present invention. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example 1
In order to solve the problem of high cost of a structure or a device for realizing a dynamic display effect of a car lamp in the prior art, as shown in fig. 1, an embodiment of the present embodiment discloses an optical system 10 for a car signal lamp, where the optical system 10 includes a light-emitting unit 100, an imaging unit 200, and a mesh image unit 300, which are sequentially arranged along a light transmission direction, and light emitted by the light-emitting unit 100 forms a dynamic light and shadow pattern after passing through the imaging unit 200 and the mesh image unit 300; wherein the light emitting unit 100 includes a light source that emits light toward the imaging unit 200; the imaging unit 200 includes a light refracting part 210, the light refracting part 210 being capable of refracting light emitted from a light source a plurality of times and emitting the refracted light toward an eye image unit; the image unit 300 can receive the light emitted by the imaging unit 200, and form a dynamic light and shadow pattern which can be seen visually, so that the dynamic lighting of the car lamp is realized, the cost is low, and the popularization is facilitated. The problem of the high cost that adopts liquid crystal display technology to realize the dynamic display effect of car light among the prior art effectively is solved.
As shown in fig. 1, according to another specific embodiment of the present embodiment, the optical system 10 of the automotive signal lamp disclosed in the embodiment of the present embodiment, the light-emitting unit 100 further includes a light-emitting unit housing 110 and a variable light-transmitting member 120, the variable light-transmitting member 120 is disposed within the light-emitting unit housing 110, the variable light-transmitting member 120 is disposed immediately downstream of the light source in the light transmission direction, and includes a plurality of light-transmitting elements 1201; light emitted by the light source enters the imaging unit 200 after passing through the plurality of light-transmitting elements 1201, and the relative positions of the plurality of light-transmitting elements 1201 are variable.
Specifically, in the present embodiment, the light-emitting unit housing 110 may collect light emitted from the light source in the light-emitting unit 100 and then emit the collected light to the imaging unit 200 directly downstream of the light source in the light transmission direction. Furthermore, the relative positions of the light-transmitting elements 1201 are variable, so that the light patterns formed by the light source after passing through the light-transmitting elements 1201 are changed, dynamic shadow patterns with changeable pattern shapes are formed in the subsequent process, and the dynamic lighting effect of the signal lamp is realized.
It should be understood that the relative position between the plurality of light-transmitting elements 1201 may be changed by driving the plurality of light-transmitting elements 1201 to move relatively through vibration during driving or starting of the vehicle itself, or by driving the plurality of light-transmitting elements 1201 to move relatively through external force, which will be described in detail below. In addition, the relative movement between the multiple light-transmitting elements 1201 may be disordered movement, or ordered movement according to a preset track, and when the ordered movement is performed, a track for the multiple light-transmitting elements 1201 to move along the preset track needs to be provided in the light-emitting unit casing 110, which may be specifically selected according to actual needs, and this embodiment is not specifically limited to this.
As shown in fig. 1, according to another specific embodiment of this embodiment, in the optical system 10 of the automotive signal lamp disclosed in the embodiment of this embodiment, the light-transmitting elements 1201 comprise transparent round glass spheres or irregular transparent bodies, and the colors of the light-transmitting elements 1201 are set to be different or consistent.
Specifically, in order to change the light patterns that can be formed after light emitted by the light source enters the imaging unit 200 through the eye image unit 300 after passing through the plurality of light transmitting elements 1201, so as to form a dynamic light and shadow pattern with a changeable pattern shape in the subsequent process, thereby realizing the dynamic lighting effect of the signal lamp, and in order to make the dynamic lighting effect better, the shape and the color of the dynamic light and shadow pattern can be set to be changeable, in order to make the shape and the color of the dynamic light and shadow pattern changeable, the shape structure of the light transmitting elements 1201 can be set to be a transparent round glass ball or an irregular transparent body, meanwhile, the colors of the light transmitting elements 1201 can be set to be different or consistent, so as to form the dynamic light and shadow pattern with a changeable shape and color, and the dynamic lighting effect is better. The specific structure or color of the light-transmitting element 1201 can be selected according to actual needs, and is not limited to the example provided in this embodiment, which is not specifically limited in this embodiment.
As shown in fig. 1, according to another specific embodiment of this embodiment, in the optical system 10 of the automotive signal lamp disclosed in the embodiment of this embodiment, the light-emitting unit 100 further includes a vibrating mechanism (not shown in the figure), the vibrating mechanism is disposed in the light-emitting unit housing 110, the vibrating mechanism includes a driving part and a vibrating part, the driving part drives the vibrating part to vibrate so as to drive the plurality of light-transmitting elements 1201 to have variable relative positions. The relative positions of the light-transmitting elements 1201 are variable, so that light patterns formed by the light sources after passing through the light-transmitting elements 1201 are changed, dynamic shadow patterns with changeable pattern shapes are formed in the subsequent process, and the dynamic lighting effect of the signal lamp is achieved. The driving part can be a common driving motor, and the vibrating part can be a common vibrating plate or a common vibrating rod, which is the prior art, so that a specific model or a structural example is not given in this embodiment, and the specific use is selected according to actual conditions.
As shown in fig. 1, according to another specific embodiment of this embodiment, the embodiment of this embodiment discloses an optical system 10 of an automotive signal lamp, wherein a light-emitting unit 100 includes a light source controller (not shown in the figure) disposed in a light-emitting unit housing 100 for controlling a light source color and/or a light source intensity of a light source; the light source comprises at least one group of multicolor light sources, and the multicolor light sources comprise LED light sources or laser light sources; or the light source comprises at least two groups of monochromatic light sources with different chromatograms, and the monochromatic light sources comprise LED light sources; or the light source comprises a light source emitted by a liquid crystal light source emitter. In order to make the dynamic lighting effect better, the color of the dynamic shadow pattern can be changed, and in order to make the color of the dynamic shadow pattern changeable, light sources with different colors or different intensities can be arranged, so that the dynamic shadow pattern with changeable color is formed, and the dynamic lighting effect is better. For example, the light source may be a plurality of monochromatic light sources, and the monochromatic light sources of different colors emit light beams forming multiple colors to form a dynamic light and shadow pattern with variable colors in the subsequent process, or the light source may be a light source with multiple color spectrums, may emit light beams forming multiple colors, or may be a light source emitted by a liquid crystal light source emitter. The specific light source forming manner may not be limited to the example given in this embodiment, and may be specifically selected according to actual needs, which is not specifically limited in this embodiment. In addition, the model of the liquid crystal light source emitter may be 3030-2D, and may not be limited to the example provided in this embodiment, and may be specifically selected according to actual needs, which is not specifically limited in this embodiment.
As shown in fig. 1, according to another specific embodiment of this embodiment, the embodiment of this embodiment discloses an optical system 10 of an automotive signal lamp, wherein a light refracting part 210 comprises a light guide transparent body or a light guide fiber; wherein the light guide transparent body is a thick-wall transparent body which can make light rays reflected for many times in the light guide transparent body; or the light guide transparent body is a light guide thin plate body.
Specifically, in order to complicate the light pattern emitted by the light emitting unit 100, the light reflecting member 210 of the imaging unit 200 may be utilized, so that the light pattern is converted into a more complex light pattern by multiple refractions of the light inside the light reflecting member 210, so as to generate more complex and various dynamic light and shadow patterns in the subsequent image capturing unit 300, and the lighting effect is better. The light refracting component 210 includes a light guiding transparent body or a light guiding fiber; wherein the light guide transparent body is a thick-wall transparent body which can make light rays reflected for multiple times in the light guide transparent body, such as a triangular prism; or the light guide transparent body is a light guide thin plate body, such as light guide glass with different patterns or pits arranged on the surface. The specific light refracting part 210 may also be not limited to the example given in this embodiment, and may be specifically selected according to actual needs, which is not specifically limited in this embodiment.
As shown in fig. 1, according to another specific embodiment of this embodiment, the embodiment of this embodiment discloses an optical system 10 of an automotive signal lamp, and the image capturing unit 300 includes a liquid crystal display. The liquid crystal display can be used for displaying the generated dynamic light and shadow pattern for a user to watch. In addition, the model of the liquid crystal display may be G12232-G25664, which may not be limited to the model example given in this embodiment, and may be specifically selected according to actual needs, and this is not specifically limited in this embodiment.
As shown in fig. 1, according to another specific embodiment of this embodiment, in the optical system 10 of the automotive signal lamp disclosed in this embodiment of this embodiment, the eye image unit 300 includes a projection component, and the projection component is used for observing that the light emitted by the light-emitting unit 100 passes through the imaging unit 100 and the eye image unit 300 to form a dynamic shadow pattern. The projection component is used for observing that the light emitted by the light-emitting unit 100 forms a dynamic shadow pattern after passing through the imaging unit 200 and the eye image unit 300. The projection component includes a projector. In addition, the model of the projector may be V6H, which may not be limited to the model example provided in this embodiment, and may be specifically selected according to actual needs, and this is not specifically limited in this embodiment.
As shown in fig. 1, according to another specific embodiment of this embodiment, in the optical system 10 of the automotive signal lamp disclosed in the embodiment of this embodiment, the image capturing unit 300 includes an observation hole or a viewing lens, so that a user can view light emitted by the light emitting unit to form a dynamic light and shadow pattern after passing through the imaging unit and the image capturing unit.
The optical system 10 of the automotive signal lamp provided in the embodiment can be specifically used for signal lamps in automobiles, and can also be used for atmosphere lamps, for example, a dynamic light and shadow pattern is printed on the ceiling of the automobile to meet the visual requirement.
Example 2
As shown in fig. 1, the present embodiment also provides an automobile (a schematic diagram of the embodiment is not given) including the optical system 10 for an automobile signal lamp of embodiment 1. The automobile provided by the invention can adopt the optical system 10 for the automobile signal lamp to realize the dynamic lighting of the signal lamp, and has the advantages of simple structure, local manufacturing cost and convenience for large-scale popularization.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more particular description of the invention than is possible with reference to the specific embodiments, and the specific embodiments of the invention are not to be considered as limited to those descriptions. It will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention, including several simple deductions and substitutions.
Claims (8)
1. An optical system for an automobile signal lamp is characterized by comprising a light-emitting unit, an imaging unit and a target image unit which are sequentially arranged along a light transmission direction, wherein light rays emitted by the light-emitting unit form a dynamic light and shadow pattern after passing through the imaging unit and the target image unit; wherein the content of the first and second substances,
the light emitting unit includes a light source that emits light toward the imaging unit;
the light emitting unit further includes a light emitting unit housing and a variable light transmitting member disposed within the light emitting unit housing, the variable light transmitting member being disposed immediately downstream of the light source in a light transmission direction and including a plurality of light transmitting elements; wherein the content of the first and second substances,
the light emitted by the light source enters the imaging unit after passing through the plurality of light-transmitting elements, the light-emitting unit further comprises a vibration mechanism, the vibration mechanism is arranged in the shell of the light-emitting unit, the vibration mechanism comprises a driving part and a vibration part, and the driving part drives the vibration part to vibrate so as to drive the plurality of light-transmitting elements to be variable in relative position;
the imaging unit comprises a light refracting component which can refract the light emitted by the light source for multiple times to convert a light pattern into a more complex light pattern and emit the refracted light towards the eye imaging unit;
the eye image unit can receive the light emitted by the imaging unit and form the dynamic shadow pattern which can be seen visually.
2. The optical system for an automotive signal lamp as described in claim 1, wherein said light-transmitting elements comprise transparent round glass spheres or irregular transparent bodies, the colors of said light-transmitting elements being set to be different or uniform.
3. The optical system for an automotive signal lamp as described in claim 2, characterized in that said light-emitting unit includes a light source controller provided in said light-emitting unit housing for controlling a light source color and/or a light source intensity of said light source;
the light source comprises at least one group of multicolor light sources, and the multicolor light sources comprise LED light sources or laser light sources; or
The light source comprises at least two groups of monochromatic light sources with different chromatograms, and the monochromatic light sources comprise LED light sources; or
The light source comprises a liquid crystal light source emitter.
4. The optical system for an automotive signal lamp as described in claim 1, characterized in that said light refracting member comprises a light guide transparent body or a light guide fiber; wherein
The light guide transparent body is a thick-wall transparent body which enables the light rays to be reflected for multiple times in the light guide transparent body; or
The light guide transparent body is a light guide thin plate body.
5. The optical system for an automotive signal lamp of claim 1 in which said eye image unit includes a liquid crystal display.
6. The optical system of claim 1, wherein said eye image unit includes a projection unit, said projection unit including a projector for viewing said light emitted from said light emitting unit through said imaging unit and said eye image unit to form said dynamic shadow pattern.
7. The optical system for an automotive signal of claim 1 wherein said eye image unit includes a viewing aperture or a viewing lens.
8. An automobile, characterized by comprising the optical system for an automobile signal lamp according to any one of claims 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910999636.4A CN111649300B (en) | 2019-10-21 | 2019-10-21 | Optical system for automobile signal lamp and automobile comprising same |
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| CN201910999636.4A CN111649300B (en) | 2019-10-21 | 2019-10-21 | Optical system for automobile signal lamp and automobile comprising same |
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| CN111649300A CN111649300A (en) | 2020-09-11 |
| CN111649300B true CN111649300B (en) | 2023-01-10 |
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|---|---|---|---|---|
| JP5164421B2 (en) * | 2007-04-24 | 2013-03-21 | キヤノン株式会社 | Color separation / synthesis optical system and image projection apparatus using the same |
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