Secondary optical illumination structure with concave-convex corresponding textures
By adopting a secondary optical illumination structure with textures corresponding to concave and convex in the optical system, the problems of uneven light emission and unsightly appearance in the existing optical system are solved, and the uniform distribution of light and the improvement of visual aesthetics are achieved.
Patent Information
- Application Number
- CN202420030196.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-05
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-01-05
AI Technical Summary
The existing optical systems have problems of uneven light emission and unsightly appearance.
A secondary optical illumination structure with a texture corresponding to the concave and convex is adopted, including a light source assembly, a first microstructure optical member and a second microstructure optical member. The LED lamp is installed in the first microstructure optical member and the second microstructure optical member is installed outside the first microstructure optical member. The texture structures between the two are matched to evenly distribute the light and hide the LED lamp.
The uniform distribution of light is achieved and the LED lights are hidden, thereby improving the visual aesthetics of the product.
Smart Images
Figure CN222437736U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of optical image auxiliary lighting, and in particular, to a secondary optical lighting structure with corresponding concave and convex textures. Background Art
[0002] Due to the rapid development of imaging sensors, the number of pixels is increasing, and the resolution is getting higher and higher. From high-pixel mobile terminals and smartphones to film and television equipment, aesthetic and large-scene lighting, the technical requirements for lighting quality and light and shadow projection effects are becoming more and more stringent. The popularity of wearable devices and the rise of the metaverse have also put forward higher and higher requirements for auxiliary lighting systems. The current optical system has the problem of uneven light emission, and most of them are single-layer shells. The light source and internal structure can be seen directly from the outside, which is very unsightly from a visual observation. Therefore, the current optical system needs to be improved. Summary of the invention
[0003] The purpose of the embodiments of the present application is to provide a secondary optical lighting structure with corresponding concave and convex textures, which can solve the technical problems of uneven light emission and unsightly appearance.
[0004] An embodiment of the present application provides a secondary optical lighting structure with corresponding concave and convex textures, including a light source assembly, a first microstructure optical component, and a second microstructure optical component. The light source assembly includes a plurality of LED lamps, and the plurality of LED lamps are installed in the first microstructure optical component. The second microstructure optical component is installed at the outer end of the first microstructure optical component. A first microstructure texture mixing surface is provided on a side of the first microstructure optical component away from the LED lamps, and a second microstructure texture mixing surface is provided on a side of the second microstructure optical component close to the LED lamps. The texture structure of the first microstructure texture mixing surface matches the concave and convex texture structure of the second microstructure texture mixing surface.
[0005] Preferably, the LED lamp is a white light LED lamp, a red, blue, green RGB LED lamp, a 750-1500nm near-infrared band LED light source, or a 400-1500nm band laser light source.
[0006] Preferably, the side of the first microstructure optical component close to the light source assembly is a focusing surface, which is a Fresnel surface, an aspheric surface, a hybrid free-form surface, or a superlens microstructure array, wherein the Fresnel surface, the aspheric surface, the hybrid free-form surface, and the superlens microstructure array are provided with one or more components.
[0007] Preferably, the first microstructure texture mixed surface and the second microstructure texture mixed surface are in close contact with each other.
[0008] Preferably, a gap is provided between the first microstructure texture mixed surface and the second microstructure texture mixed surface, the width of the gap is 0.001-0.50 mm, and the gap can be filled with optically transparent glue or air.
[0009] Preferably, the first microstructure texture mixed surface and the second microstructure texture mixed surface are straight stripe arrays, corrugated stripe arrays, diamond pattern arrays, hexagonal honeycomb arrays, spherical cone arrays, circular ring arrays, and rhombus arrays, and the texture profile slope angles of the first microstructure texture mixed surface and the second microstructure texture mixed surface are between 20 and 176 degrees.
[0010] Preferably, the first microstructure optical component and the second microstructure optical component are made of any one of PMMA acrylic, PC, COC, PPSU, PA1 2, PMMI, PEI, light-transmitting silicone, and light-transmitting resin.
[0011] Preferably, an optical coating layer is disposed on the first microstructure optical component and the second microstructure optical component, the optical coating layer has a thickness of 10 to 2000 nm, and a transmittance of 10 to 98%.
[0012] Preferably, the material refractive index of the first microstructure optical component is greater than or equal to the material refractive index of the second microstructure optical component, and the difference between the material refractive indices of the two components is between 0.00 and 1.0.
[0013] Preferably, the first microstructure optical component and the second microstructure optical component are matched for use in a secondary optical lighting system, and the first microstructure optical component and the second microstructure optical component are separately provided or integrated into one body by a double-material molding process.
[0014] Preferably, a light-homogenizing film is additionally provided below the first microstructure optical component, and a protective glass plate, a textured decorative film, a frosted mist film, and a microstructure optical light-homogenizing film are additionally provided above the second microstructure optical component.
[0015] Preferably, the second microstructure optical element has an outer geometric shape of a circle, a circular ring, an elliptical ring, a quadrilateral, or an arc.
[0016] Beneficial effects of the utility model:
[0017] The utility model provides a secondary optical lighting structure with concave and convex corresponding textures, including a light source component, a first microstructure optical component, and a second microstructure optical component. The light source component includes a plurality of LED lamps, and the plurality of LED lamps are installed in the first microstructure optical component, and the second microstructure optical component is installed outside the first microstructure optical component. A first microstructure texture mixing surface is provided on the side of the first microstructure optical component away from the LED lamps, and a second microstructure texture mixing surface is provided on the side of the second microstructure optical component close to the LED lamps. The texture structure of the first microstructure texture mixing surface matches the texture structure of the second microstructure texture mixing surface in concave and convex ways. The light emitted by the light source component of the utility model passes through the first microstructure optical component and the second microstructure optical component, so that the light is evenly distributed and the LED lamp can be hidden. The first microstructure texture mixing surface and the second microstructure texture mixing surface of the utility model can avoid directly seeing the light source and the internal structure when observing from the outside to the inside. From the visual effect, only the shape characteristics of the microstructure texture mixing surfaces of the two can be seen. The patent solution can improve the visual aesthetics of the product. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 This is a schematic diagram of the first structure of the utility model;
[0020] Figure 2 This is a first structural sectional view of the utility model;
[0021] Figure 3 This is a cross-sectional view of the other side of the first structure of the utility model;
[0022] Figure 4 This is a second structural schematic diagram of the utility model;
[0023] Figure 5 This is a second structural sectional view of the utility model;
[0024] Figure 6 It is a cross-sectional view of another side of the second structure of the utility model;
[0025] Figure 7 This is a third structural schematic diagram of the utility model;
[0026] Figure 8 This is a third structural sectional view of the utility model;
[0027] Fig. 9 This is another side cross-sectional view of the third structure of the utility model;
[0028] Fig.10 This is a fourth structural schematic diagram of the utility model;
[0029] Fig.11 This is a fourth structural cross-sectional view of the utility model;
[0030] Fig.12 This is a cross-sectional view of another side of the fourth structure of the utility model;
[0031] Fig.13 This is a fifth structural schematic diagram of the utility model;
[0032] Fig.14 This is a fifth structural sectional view of the utility model;
[0033] Fig.15 This is another side cross-sectional view of the fifth structure of the utility model;
[0034] Fig.16 This is a sixth structural schematic diagram of the utility model;
[0035] Fig.17 This is a sixth structural sectional view of the utility model;
[0036] Fig.18 This is another side cross-sectional view of the sixth structure of the utility model;
[0037] Fig.19 This is a seventh structural schematic diagram of the utility model;
[0038] Fig. 20 This is a seventh structural cross-sectional view of the utility model;
[0039] Fig.21 This is another side cross-sectional view of the seventh structure of the utility model;
[0040] Fig. 22 This is a schematic diagram of the eighth structure of the utility model;
[0041] Fig.23 This is an eighth structural sectional view of the utility model;
[0042] Fig.24 This is another side cross-sectional view of the eighth structure of the utility model;
[0043] Fig.25 It is a front view of the first structure of the utility model;
[0044] Fig.26A first microstructure optical component of the first structure of the utility model;
[0045] Fig. 27 A second microstructure optical component of the first structure of the utility model;
[0046] Fig.28 This is a front view of the third structure of the utility model;
[0047] Fig.29 A first microstructure optical component of the third structure of the utility model;
[0048] Fig.30 A second microstructure optical element of the third structure of the utility model;
[0049] Fig.31 This is a front view of the fourth structure of the utility model;
[0050] Fig.32 A first microstructure optical component of the fourth structure of the utility model;
[0051] Fig.33 A second microstructure optical component of the fourth structure of the utility model;
[0052] Fig.34 It is a front view of the sixth structure of the utility model;
[0053] Fig.35 A first microstructure optical component of the sixth structure of the utility model;
[0054] Fig.36 A second microstructure optical component of the sixth structure of the utility model;
[0055] Fig.37 It is a front view of the seventh structure of the utility model;
[0056] Fig.38 The first microstructure optical component of the seventh structure of the utility model;
[0057] Fig.39 The second microstructure optical element of the seventh structure of the utility model
[0058] Fig.40 A first microstructure optical element of the first structure of the utility model and a partial enlarged view thereof;
[0059] Fig.41 The first microstructure optical element of the second structure of the utility model and its partial enlarged view;
[0060] Fig.42 The first microstructure optical element of the third structure of the utility model and its partial enlarged view;
[0061] Fig.43 The first microstructure optical element of the fourth structure of the utility model and its partial enlarged view;
[0062] Fig.44 The first microstructure optical element of the fifth structure of the utility model and its partial enlarged view;
[0063] Fig.45 The first microstructure optical element of the sixth structure of the utility model and its partial enlarged view;
[0064] Fig.46 The first microstructure optical element of the seventh structure of the utility model and its partial enlarged view;
[0065] Fig.47 The first microstructure optical element of the eighth structure of the utility model and its partial enlarged view;
[0066] Fig.48 This is a diagram of the geometric shape of the second microstructure optical component of the present invention.
[0067] The reference numerals are:
[0068] 1. Light source assembly; 2. First microstructure optical component; 3. Second microstructure optical component; 4. LED lamp; 5. First microstructure texture mixed surface; 6. Second microstructure texture mixed surface; 7. Light-distributing film; 8. Protective glass plate, texture decorative film, frosted mist film or microstructure optical light-distributing film. DETAILED DESCRIPTION
[0069] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.
[0070] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.
[0071] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0072] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0073] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.
[0074] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0075] like Figure 1-48 As shown, a secondary optical lighting structure with concave and convex corresponding textures includes a light source component 1, a first microstructure optical component 2, and a second microstructure optical component 3. The light source component 1 includes a plurality of LED lamps 4, and the plurality of LED lamps 4 are installed in the first microstructure optical component 2, and the second microstructure optical component 3 is installed outside the first microstructure optical component 2. A first microstructure texture mixing surface 5 is provided on the side of the first microstructure optical component 2 away from the LED lamp 4, and a second microstructure texture mixing surface 6 is provided on the side of the second microstructure optical component 3 close to the LED lamp 4. The texture structure of the first microstructure texture mixing surface 5 matches the texture structure of the second microstructure texture mixing surface 6 in concave and convex manner. The light emitted by the light source component 1 of the utility model passes through the first microstructure optical component 2 and the second microstructure optical component 3, so that the light is evenly distributed and the LED lamp 4 can be hidden. The first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 of the utility model can make the light more uniform, soft and not dazzling.
[0076] In this embodiment, the LED lamp 4 is a white light LED lamp 4, a red, blue, green RGB LED lamp 4, a 750-1500nm near-infrared band LED light source, or a 400-1500nm band laser light source. Specifically, the selection can be made according to needs.
[0077] like Figure 2-3 , Figure 5-6 , Figure 8-9 , Figure 11-12 , Figure 14-15 , Figure 17-18 , Figure 20-21 , Figure 23-24 As shown, in this embodiment, the side of the first microstructure optical element 2 close to the light source assembly 1 is a focusing surface, which is a Fresnel surface, an aspheric surface, a hybrid free-form surface, or a superlens microstructure array, wherein the Fresnel surface, the aspheric surface, the hybrid free-form surface, and the superlens microstructure array are provided with one or more components.
[0078] like Figure 2-3 , Figure 5-6 , Figure 8-9 , Figure 11-12 , Figure 14-15 , Figure 17-18 , Figure 20-21 , Figure 23-24 As shown, in this embodiment, the first microstructure texture mixed surface 5 and the second microstructure texture mixed surface 6 are in close contact with each other.
[0079] In another embodiment, a gap is provided between the first microstructure texture mixed surface 5 and the second microstructure texture mixed surface 6, and the width of the gap is 0.001-0.50 mm. The gap can be filled with optically transparent glue or air. The optically transparent glue layer can facilitate the transmission of the light beam from the first microstructure optical component 2 to the second microstructure optical component 3.
[0080] like Figure 2-3 , Figure 5-6 , Figure 8-9 , Figure 11-12 , Figure 14-15 , Figure 17-18 , Figure 20-21 , Figure 23-24 As shown, in this embodiment, the first microstructure texture mixed surface 5 and the second microstructure texture mixed surface 6 are straight strip arrays, corrugated strip arrays, diamond arrays, hexagonal honeycomb arrays, spherical cone arrays, circular ring arrays, and rhombus arrays, and the texture profile slope angles of the first microstructure texture mixed surface 5 and the second microstructure texture mixed surface 6 are between 20 and 176 degrees.
[0081] In this embodiment, the material of the first microstructure optical component 2 and the second microstructure optical component 3 is any one of PMMA acrylic, PC, COC, PPSU, PA1 2, PMMI, PEI, light-transmitting silicone, and light-transmitting resin.
[0082] like Figure 1-24 As shown, in this embodiment, an optical coating layer is provided on the first microstructure optical component 2 and the second microstructure optical component 3, the thickness of the optical coating layer is between 10 and 2000 nm, the transmittance of the optical coating layer is between 10 and 98%, and the optical coating layer can be used to adjust the intensity of the light beam. The utility model can be used for image auxiliary lighting in smart phones, tablet computers, smart wearable watches, cars, security monitoring equipment, etc.
[0083] In this embodiment, the material refractive index of the first microstructure optical element 2 is greater than or equal to the material refractive index of the second microstructure optical element 3 , and the difference between the material refractive indices of the two is between 0.00 and 1.0.
[0084] like Figure 1-24 As shown, in this embodiment, the first microstructure optical component 2 and the second microstructure optical component 3 are matched for use in a secondary optical lighting system. The first microstructure optical component 2 and the second microstructure optical component 3 are separately arranged or integrated into one by a double-material molding process.
[0085] like Figure 2-12 As shown, in this embodiment, a light homogenizing film 7 is additionally provided below the first microstructure optical component 2, and a protective glass plate, a textured decorative film, a frosted mist film or a microstructure optical light homogenizing film 8 is additionally provided above the second microstructure optical component 3.
[0086] like Fig.48 As shown, in this embodiment, the outer geometric shape of the second microstructure optical element 3 is circular, annular, elliptical, quadrilateral, arc, etc.
[0087] Embodiment 1
[0088] like Figure 1-3 , Figure 25-27 As shown, the first microstructure optical element 2 of the utility model has a Fresnel surface on one side close to the light source assembly 1, and the first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 are corrugated strip arrays. Specifically, the light source assembly 1 includes 4 LED lamps 4. The light emitted by the light source assembly 1 passes through the Fresnel surface for the first step of dispersion, and then passes through the corrugated strip array in sequence, so that the light is emitted more uniformly.
[0089] Embodiment 2
[0090] like Figure 7-9 , Figure 28-30 As shown, the first microstructure optical element 2 of the utility model is a superlens microstructure array on one side close to the light source assembly 1, and the first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 are diamond pattern arrays. Specifically, the light source assembly 1 includes an LED lamp 4. The light emitted by the light source assembly 1 passes through the superlens microstructure array for the first step of dispersion, and then passes through the diamond pattern array in sequence, so that the light is emitted more uniformly.
[0091] Embodiment 3
[0092] like Figure 10-12 , Figure 31-33 As shown, the first microstructure optical element 2 of the utility model has a non-spherical surface on one side close to the light source assembly 1, and the first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 are corrugated strip arrays. Specifically, the light source assembly 1 includes two LED lamps 4. The light emitted by the light source assembly 1 passes through the non-spherical surface for the first step of dispersion, and then passes through the corrugated strip array in sequence, so that the light is emitted more uniformly.
[0093] Embodiment 4
[0094] like Figure 16-18 , Figure 34-36 As shown, the first microstructure optical component 2 of the utility model has a side close to the light source assembly 1 as an aspherical surface, and the first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 are spherical-conical arrays. Specifically, the light source assembly 1 includes 4 LED lamps 4. The light emitted by the light source assembly 1 passes through the aspherical surface for the first step of dispersion, and then passes through the spherical-conical array in sequence, so that the light is emitted more uniformly.
[0095] Embodiment 5
[0096] like Figure 19-21 , Figure 37-39 As shown, the first microstructure optical component 2 of the utility model has a side close to the light source assembly 1 as an aspherical surface, and the first microstructure texture mixing surface 5 and the second microstructure texture mixing surface 6 are diamond arrays. Specifically, the light source assembly 1 includes 4 LED lamps 4. The light emitted by the light source assembly 1 passes through the aspherical surface for the first step of dispersion, and then passes through the diamond array in sequence, so that the light is emitted more uniformly.
[0097] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A secondary optical lighting structure with concave and convex corresponding textures, characterized in that: The invention comprises a light source component, a first microstructure optical component and a second microstructure optical component, wherein the light source component comprises a plurality of LED lamps, wherein the plurality of LED lamps are installed in the first microstructure optical component, and the second microstructure optical component is installed at the outer end of the first microstructure optical component, and a first microstructure texture mixed surface is arranged on a side of the first microstructure optical component away from the LED lamps, and a second microstructure texture mixed surface is arranged on a side of the second microstructure optical component close to the LED lamps, and the texture structure of the first microstructure texture mixed surface matches the texture structure of the second microstructure texture mixed surface in terms of concave-convexity.
2. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The LED lamps are white light LED lamps, red, blue, green RGB LED lamps, 750-1500nm near-infrared band LED light sources, and 400-1500nm band laser light sources.
3. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The side of the first microstructure optical component close to the light source assembly is a focusing surface, which is a Fresnel surface, an aspheric surface, a hybrid free-form surface, or a superlens microstructure array, wherein the Fresnel surface, the aspheric surface, the hybrid free-form surface, and the superlens microstructure array are provided with one or more components.
4. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The first microstructure texture mixed surface and the second microstructure texture mixed surface are in close contact with each other.
5. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: A gap is provided between the first microstructure texture mixed surface and the second microstructure texture mixed surface. The width of the gap is 0.001-0.50 mm. The gap can be filled with optically transparent glue or air.
6. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The first microstructure texture mixed surface and the second microstructure texture mixed surface are straight strip arrays, corrugated strip arrays, diamond arrays, hexagonal honeycomb arrays, spherical cone arrays, circular ring arrays, and rhombus arrays, and the texture profile slope angles of the first microstructure texture mixed surface and the second microstructure texture mixed surface are between 20 and 176 degrees.
7. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The first microstructure optical component and the second microstructure optical component are made of any one of PMMA acrylic, PC, COC, PPSU, PA12, PMMI, PEI, light-transmitting silicone, and light-transmitting resin.
8. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: An optical coating layer is disposed on the first microstructure optical component and the second microstructure optical component. The thickness of the optical coating layer is between 10 and 2000 nm, and the transmittance of the optical coating layer is between 10 and 98%.
9. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The material refractive index of the first microstructure optical component is greater than or equal to the material refractive index of the second microstructure optical component, and the difference between the material refractive indices of the two is between 0.00 and 1.
0.
10. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The first microstructure optical component and the second microstructure optical component are matched and used in a secondary optical lighting system. The first microstructure optical component and the second microstructure optical component are separately provided or integrated into one by a double-material molding process.
11. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: A light-homogenizing film is additionally arranged below the first microstructure optical component, and a protective glass plate, a textured decorative film, a frosted mist film, and a microstructure optical light-homogenizing film are additionally arranged above the second microstructure optical component.
12. The secondary optical lighting structure with concave and convex corresponding textures according to claim 1, characterized in that: The second microstructure optical element has an outer geometric shape of a circle, a circular ring, an elliptical ring, a quadrilateral, or an arc.