技术领域technical field
本实用新型涉及显示技术领域，尤其涉及一种图像输出设备及智能眼镜。The utility model relates to the field of display technology, in particular to an image output device and smart glasses.
背景技术Background technique
现有的智能可穿戴近眼显示设备，一般不具备屈光度调节功能，难以满足近视眼用户的需求，用户体验较差。Existing smart wearable near-eye display devices generally do not have a diopter adjustment function, which is difficult to meet the needs of myopia users, and the user experience is poor.
实用新型内容Utility model content
本实用新型实施例提供了一种图像输出设备及智能眼镜，用以解决现有显示方案中不具备屈光度调节，用户体验较差的问题。The embodiment of the utility model provides an image output device and smart glasses, which are used to solve the problem of poor user experience due to lack of diopter adjustment in existing display solutions.
第一方面，本实用新型实施例提供了一种图像输出设备，包括：依次层叠设置的显示模块1、屈光度调节模块2、透镜组3、偏振片4、偏振分光棱镜5、1/4波片6和反射透镜7；In the first aspect, the embodiment of the present utility model provides an image output device, including: a display module 1, a diopter adjustment module 2, a lens group 3, a polarizer 4, a polarizing beam splitter prism 5, and a 1/4 wave plate sequentially stacked 6 and reflective lens 7;
在所述显示模块1的第一表面设置所述屈光度调节模块2，在所述屈光度调节模块2的第一表面设置所述透镜组3、在所述透镜组3的第一表面设置所述偏振片4、在所述偏振片4的第一表面设置所述偏振分光棱镜5、在所述偏振分光棱镜5的第一表面设置所述1/4波片6以及在所述1/4波片6的第一表面设置反射透镜7，其中，第一表面为本部件的，且与上一部件相连接的面。The diopter adjustment module 2 is arranged on the first surface of the display module 1, the lens group 3 is arranged on the first surface of the diopter adjustment module 2, and the polarization is arranged on the first surface of the lens group 3. sheet 4, the first surface of the polarizer 4 is provided with the polarization beam splitter 5, the first surface of the polarization beam splitter 5 is provided with the 1/4 wave plate 6 and the 1/4 wave plate The reflective lens 7 is set on the first surface of 6, wherein the first surface is the surface of this component and connected with the previous component.
在一个可能的实施例中，所述屈光度调节模块2包括：一个或多个不同厚度的无光焦度的平板玻璃21以及用于固定所述平板玻璃21的插槽22。In a possible embodiment, the diopter adjustment module 2 includes: one or more flat glasses 21 with different thicknesses without refractive power and slots 22 for fixing the flat glasses 21 .
在一个可能的实施例中，所述平板玻璃21与所述插槽22垂直设置，且所述平板玻璃21与所述显示模块1和所述透镜组3平行设置。In a possible embodiment, the flat glass 21 is arranged vertically to the slot 22 , and the flat glass 21 is arranged parallel to the display module 1 and the lens group 3 .
在一个可能的实施例中，所述平板玻璃21等间距固定于所述插槽22上，且相邻两个所述平板玻璃之间的厚度差的范围为0.1mm-0.5mm，所述平板玻璃的厚度为0.3mm-3mm。In a possible embodiment, the flat glasses 21 are fixed on the slots 22 at equal intervals, and the thickness difference between two adjacent flat glasses ranges from 0.1 mm to 0.5 mm. The thickness of the glass is 0.3mm-3mm.
在一个可能的实施例中，所述平板玻璃的表面镀有波长选择性薄膜。In a possible embodiment, the surface of the flat glass is coated with a wavelength selective film.
在一个可能的实施例中，所述平板玻璃的折射率与所述透镜组3的多个透镜中距离所述平板玻璃最近的透镜具有设定的阈值；其中，所述折射率阈值为所述平板玻璃的折射率与所述多个透镜中距离所述平板玻璃最近的透镜的折射率的差值。In a possible embodiment, the refractive index of the flat glass and the lens closest to the flat glass among the multiple lenses of the lens group 3 have a set threshold; wherein, the refractive index threshold is the The difference between the refractive index of the flat glass and the refractive index of the lens closest to the flat glass among the plurality of lenses.
在一个可能的实施例中，所述透镜组3包括：双胶合透镜或三胶合透镜。In a possible embodiment, the lens group 3 includes: a doublet lens or a triplet lens.
在一个可能的实施例中，所述反射透镜7为镀有反射膜的球面透镜。In a possible embodiment, the reflective lens 7 is a spherical lens coated with a reflective film.
在一个可能的实施例中，所述透镜组3的光轴与所述反射透镜7的光轴同轴或所述透镜组3的光轴与所述反射透镜7的光轴垂直。In a possible embodiment, the optical axis of the lens group 3 is coaxial with the optical axis of the reflective lens 7 or the optical axis of the lens group 3 is perpendicular to the optical axis of the reflective lens 7 .
在一个可能的实施例中，所述偏振分光棱镜5的分光面与所述偏振分光棱镜5的光轴成45°夹角。In a possible embodiment, the beam-splitting surface of the polarization beam-splitting prism 5 forms an included angle of 45° with the optical axis of the polarization beam-splitting prism 5 .
在一个可能的实施例中，显示模块1包括：显示芯片；In a possible embodiment, the display module 1 includes: a display chip;
所述显示芯片包括以下部件中的一个或多个：The display chip includes one or more of the following components:
薄膜晶体管TFT、液晶显示器LCD、液晶附硅LCoS、有机发光二极管OLED以及等离子显示板PDP。Thin film transistor TFT, liquid crystal display LCD, liquid crystal on silicon LCoS, organic light emitting diode OLED and plasma display panel PDP.
第二方面，本实用新型实施例提供了一种智能眼镜，包括：框体10、设置于所述框体10两侧的第一镜腿20和第二镜腿30、以及设置于所述框体10上的两个波导40，还包括：分别设置于所述第一镜腿20和第二镜腿30的图像输出设备50，所述图像输出设备50分别与距离最近的所述波导40连接，所述图像输出设备50包括上述第一方面任一所述的图像输出设备。In the second aspect, the embodiment of the present utility model provides a kind of smart glasses, including: a frame body 10, a first temple 20 and a second temple 30 arranged on both sides of the frame 10, and a The two waveguides 40 on the body 10 further include: image output devices 50 respectively arranged on the first mirror legs 20 and the second mirror legs 30, and the image output devices 50 are respectively connected to the waveguides 40 closest to each other. , the image output device 50 includes the image output device described in any one of the above first aspects.
本实施例提供的图像输出设备，在显示模块和透镜组之间的空气间隔用多个不同厚度的无光焦度的平板玻璃进行填充，再通过切换不同厚度的平板玻璃进行屈光度调节以及对焦处理，不需要用户再佩戴额外的近视眼镜；平板玻璃的表面镀有波长选择性薄膜，可适量地过滤掉一部分短波蓝波光段的光谱，有利于控制色差，避免边缘异色现象的产生；平板玻璃的折射率与相邻透镜组的透镜的折射率具有设定的折射率差值，可以有效地改善场曲，进而提升用户使用图像输出设备的体验。In the image output device provided in this embodiment, the air gap between the display module and the lens group is filled with a plurality of non-refractive flat glasses of different thicknesses, and then diopter adjustment and focus processing are performed by switching flat glasses of different thicknesses , does not require the user to wear additional myopia glasses; the surface of the flat glass is coated with a wavelength-selective film, which can properly filter out a part of the short-wave blue-wave spectrum, which is conducive to controlling chromatic aberration and avoiding edge heterochromia; flat glass There is a set refractive index difference between the refractive index of the adjacent lens group and the refractive index of the lenses of the adjacent lens group, which can effectively improve the curvature of field, thereby improving the user experience of using the image output device.
附图说明Description of drawings
图1为本实用新型实施例提供的一种图像输出设备的结构示意图；Fig. 1 is a schematic structural diagram of an image output device provided by an embodiment of the present invention;
图2为本实用新型实施例提供的另一种图像输出设备的结构示意图；FIG. 2 is a schematic structural diagram of another image output device provided by an embodiment of the present invention;
图3为本实用新型实施例提供的又一种图像输出设备的结构示意图；FIG. 3 is a schematic structural diagram of another image output device provided by an embodiment of the present invention;
图4为本实用新型实施例提供的一种智能眼镜的结构示意图；Fig. 4 is a schematic structural diagram of a smart glasses provided by an embodiment of the present invention;
显示模块-1、屈光度调节模块-2、平板玻璃-21、插槽-22透镜组-3、偏振片-4、偏振分光棱镜-5、1/4波片-6、反射透镜-7、人眼瞳孔-8、框体-10、第一镜腿-20、第二镜腿-30、波导-40以及图像输出设备-50。Display module-1, diopter adjustment module-2, flat glass-21, slot-22 lens group-3, polarizer-4, polarization beam splitter prism-5, 1/4 wave plate-6, reflective lens-7, human Eye pupil-8, frame body-10, first temple-20, second temple-30, waveguide-40 and image output device-50.
具体实施方式Detailed ways
为使本实用新型实施例的目的、技术方案和优点更加清楚，下面将结合本实用新型实施例中的附图和实施例，对本实用新型实施例中的技术方案进行清楚地描述。In order to make the purpose, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly described below in conjunction with the drawings and embodiments of the embodiments of the present utility model.
图1为本实用新型实施例提供的一种图像输出设备的结构示意图，应用于近眼显示系统中，如图1所示，该设备具体包括：Fig. 1 is a schematic structural diagram of an image output device provided by an embodiment of the present invention, which is applied in a near-eye display system. As shown in Fig. 1, the device specifically includes:
依次层叠设置的显示模块1、屈光度调节模块2、透镜组3、偏振片4、偏振分光棱镜5、1/4波片6和反射透镜7；A display module 1, a diopter adjustment module 2, a lens group 3, a polarizer 4, a polarizing beamsplitter prism 5, a quarter wave plate 6 and a reflective lens 7 are sequentially stacked;
在显示模块1的第一表面设置屈光度调节模块2，在屈光度调节模块2的第一表面设置透镜组3、在透镜组3的第一表面设置偏振片4、在偏振片4的第一表面设置偏振分光棱镜5、在偏振分光棱镜5的第一表面设置1/4波片6以及在1/4波片6的第一表面设置反射透镜7；The diopter adjustment module 2 is arranged on the first surface of the display module 1, the lens group 3 is arranged on the first surface of the diopter adjustment module 2, the polarizer 4 is arranged on the first surface of the lens group 3, and the polarizer 4 is arranged on the first surface of the polarizer 4. A polarization beam splitter 5, a 1/4 wave plate 6 is set on the first surface of the polarization beam splitter 5 and a reflective lens 7 is set on the first surface of the 1/4 wave plate 6;
其中，显示模块1通过第一表面向屈光度调节模块2输出图像源，图像源依次经过屈光度调节模块2、透镜组3、偏振片4、偏振分光棱镜5、1/4波片6、反射透镜7、1/4波片6和偏振分光棱镜5的分光面，由偏振分光棱镜5的分光面输出图像源。Wherein, the display module 1 outputs the image source to the diopter adjustment module 2 through the first surface, and the image source sequentially passes through the diopter adjustment module 2, the lens group 3, the polarizer 4, the polarization beam splitter prism 5, the 1/4 wave plate 6, and the reflective lens 7 , 1/4 wave plate 6 and the beam-splitting surface of the polarization beam-splitting prism 5, the image source is output by the beam-splitting surface of the polarization beam-splitting prism 5.
需要说明的是：显示模块1的第一表面可以是显示模块1的显示界面，而对于屈光度调节模块2、透镜组3、偏振片4、偏振分光棱镜5和1/4波片6中的第一表面可以是本部件的，且与上一部件相连接的面。It should be noted that: the first surface of the display module 1 may be the display interface of the display module 1, and for the first surface of the diopter adjustment module 2, the lens group 3, the polarizer 4, the polarizing beam splitter prism 5 and the 1/4 wave plate 6 A surface can be the face of this part and connected with the previous part.
可选地，屈光度调节模块2包括：一个或多个不同厚度的无光焦度的平板玻璃21以及用于固定平板玻璃的插槽22。Optionally, the diopter adjustment module 2 includes: one or more flat glasses 21 with different thicknesses without refractive power and slots 22 for fixing the flat glasses.
所述平板玻璃21与所述插槽22垂直设置，且所述平板玻璃21与所述显示模块1和所述透镜组3平行设置；The flat glass 21 is arranged vertically to the slot 22, and the flat glass 21 is arranged parallel to the display module 1 and the lens group 3;
所述平板玻璃21等间距固定于所述插槽22上，且相邻两个所述平板玻璃之间的厚度差的范围为0.1mm-0.5mm，所述平板玻璃的厚度为0.3mm-3mm。The flat glasses 21 are fixed on the slots 22 at equal intervals, and the thickness difference between two adjacent flat glasses ranges from 0.1 mm to 0.5 mm, and the thickness of the flat glasses ranges from 0.3 mm to 3 mm. .
其中，屈光度调节模块2的第二表面可开设一与插槽22对应的开口，用于使带有平板玻璃21的插槽22插入屈光度调节模块2，第二表面可以是与屈光度调节模块2的第一表面相邻的表面，例如，第一表面可以是屈光度调节模块2的上表面，第二表面可以是屈光度调节模块2的侧表面。Wherein, the second surface of the diopter adjustment module 2 can offer an opening corresponding to the slot 22, for inserting the slot 22 with the plate glass 21 into the diopter adjustment module 2, and the second surface can be the same as the diopter adjustment module 2. The surfaces adjacent to the first surface, for example, the first surface may be the upper surface of the diopter adjustment module 2 , and the second surface may be the side surface of the diopter adjustment module 2 .
参照图2，示出了本实施例一种图像输出设备的结构示意图，如图2所示，屈光度调节模块2包括：一个平板玻璃21以及于固定平板玻璃的插槽22，在本实施例中可以将平板玻璃21采用点胶固定于平板玻璃的插槽22的卡槽中，需要说明的是，在本实施例中可以将平板玻璃21的数量与卡槽的数量设置为一致，例如将图2中将插槽22的卡槽的数量设置为1个，又如将图3中插槽22的卡槽的个数设置为2个，对此可根据具体情况进行设定，对此，本实施例不作具体限定。Referring to Fig. 2, it shows a schematic structural view of an image output device in this embodiment. As shown in Fig. 2, the diopter adjustment module 2 includes: a flat glass 21 and a slot 22 for fixing the flat glass, in this embodiment The flat glass 21 can be fixed in the groove of the slot 22 of the flat glass by dispensing glue. It should be noted that in this embodiment, the number of the flat glass 21 can be set to be consistent with the number of the groove, for example, as shown in FIG. 2, the number of the card slots of the slot 22 is set to 1, and for another example the number of the card slots of the slot 22 in Fig. 3 is set to 2, this can be set according to the specific circumstances, for this, this Examples are not specifically limited.
其中，屈光度调节模块2，用于通过切换不同厚度的平板玻璃21进行屈光度调节以及对焦处理。Wherein, the diopter adjustment module 2 is used to perform diopter adjustment and focus processing by switching between plate glasses 21 of different thicknesses.
具体地，在进行屈光度调节时，通过将带有不同数量不同厚度平板玻璃的插槽通过屈光度调节模块2的开头插入屈光度调节模块2即可。Specifically, when adjusting the diopter, it is sufficient to insert slots with different numbers of plate glasses with different thicknesses into the diopter adjustment module 2 through the opening of the diopter adjustment module 2 .
在本实施例的一可选方案中，还可以将平板玻璃21的数量与卡槽的数量设置为不一致，且卡槽的数量大于平板玻璃21的数量，而对应的平板玻璃21与卡槽的连接关系设置为可拆卸的，即可在插槽22的卡槽上插入不同数量不同厚的平板玻璃21进行屈光度调节。In an optional solution of this embodiment, the number of plate glass 21 and the number of slots can also be set to be inconsistent, and the number of slots is greater than the number of plate glasses 21, while the corresponding plate glass 21 and the number of slots The connection relationship is set to be detachable, so that the plate glass 21 of different numbers and thicknesses can be inserted into the card slot of the slot 22 to adjust the diopter.
可选地，平板玻璃的表面镀有波长选择性薄膜。Optionally, the surface of the flat glass is coated with a wavelength selective film.
需要说明的是，本实施例的平板玻璃21可以为一系列的平板玻璃，如每片之间的厚度相差0.1mm，可以为2片、3片、5片等，对于平板玻璃的厚度以及数量可根据具体实际情况进行设定，对此，本实施例不作具体限定。It should be noted that the plate glass 21 of this embodiment can be a series of plate glasses, such as the thickness difference between each piece is 0.1mm, can be 2 pieces, 3 pieces, 5 pieces, etc., for the thickness and quantity of the plate glass It may be set according to specific actual conditions, which is not specifically limited in this embodiment.
需要说明的是：平板玻璃的表面镀有波长选择性薄膜，可适量地过滤掉一部分短波蓝波光段的光谱，有利于控制色差，避免边缘异色现象的产生。It should be noted that the surface of the flat glass is coated with a wavelength-selective film, which can appropriately filter out a part of the short-wave blue-wave spectrum, which is conducive to controlling chromatic aberration and avoiding edge heterochromia.
可选地，透镜组3包括：双胶合透镜或三胶合透镜。Optionally, the lens group 3 includes: a doublet lens or a triplet lens.
其中，透镜组3能有效改善色差，透镜组3可通过低色散冕牌玻璃正透镜和高色散的火石玻璃负透镜进行胶合而成，透镜组3可以是，但不限于双胶合透镜或三胶合透镜等不同类型的胶合透镜，具体对于透镜的选择可根据具体实际情况确定，对此本实施例不作具体限定。Among them, the lens group 3 can effectively improve the chromatic aberration. The lens group 3 can be cemented by a low-dispersion crown glass positive lens and a high-dispersion flint glass negative lens. The lens group 3 can be, but not limited to, a doublet lens or a triplet lens. For different types of cemented lenses such as lenses, the specific selection of lenses can be determined according to specific actual conditions, which is not specifically limited in this embodiment.
可选地，平板玻璃的折射率与透镜组3的多个透镜中相邻最近的透镜具有设定的阈值，其中，所述折射率阈值为所述平板玻璃的折射率与所述多个透镜中距离所述平板玻璃最近的透镜的折射率的差值。Optionally, the refractive index of the plate glass has a set threshold value for the nearest lens among the plurality of lenses in the lens group 3, wherein the refractive index threshold is the difference between the refractive index of the plate glass and the plurality of lenses The difference in the refractive index of the lens closest to the plate glass.
需要说明的是：平板玻璃的折射率与相邻透镜组的透镜的折射率具有设定的阈值，可以有效地改善场曲，例如，将该阈值为0.34，对于该阈值可根据具体实际情况进行设定，对此本实施例不作具体限定。It should be noted that the refractive index of the plate glass and the refractive index of the lenses of the adjacent lens group have a set threshold, which can effectively improve the field curvature. For example, the threshold is 0.34, and the threshold can be determined according to the actual situation setting, which is not specifically limited in this embodiment.
可选地，偏振分光棱镜5可以是PBS偏振棱镜，PBS偏振棱镜可选择玻璃材质或塑料材质；还可采用PBS薄膜代替PBS偏振棱镜，以减轻图像输出设备的重量，在本实施例中对于偏振分光棱镜5的选择，可根据实际情况确定，对此本实施例不作具体限定。Optionally, the polarizing beamsplitter prism 5 can be a PBS polarizing prism, and the PBS polarizing prism can be made of glass or plastic; PBS film can also be used instead of the PBS polarizing prism to reduce the weight of the image output device. The selection of the dichroic prism 5 can be determined according to the actual situation, which is not specifically limited in this embodiment.
偏振分光棱镜5具有偏振分光作用，能够透射某一特定偏振态的线偏光，反射另一偏振态的线偏光；基于该器件的原理，显示芯片发出的光若为自然光，其经过偏振棱镜后，其P态偏振光透射、继续传输，而S态偏振光则会被直接反射掉。Polarizing beam splitting prism 5 has a polarization splitting effect, can transmit linearly polarized light of a certain polarization state, and reflect linearly polarized light of another polarization state; based on the principle of the device, if the light emitted by the display chip is natural light, after passing through the polarizing prism, The P-state polarized light is transmitted and continues to be transmitted, while the S-state polarized light is directly reflected.
1/4波片6利用晶体的旋光特性来改变现有偏振光偏振态，此处透过偏振分光棱镜5的P光在两次通过该1/4波片后，被转换为了S态偏振光。因此，当S光再次通过偏振分光棱镜的分光面时，则会被直接反射进入人眼。The 1/4 wave plate 6 uses the optical rotation characteristics of the crystal to change the polarization state of the existing polarized light. Here, the P light passing through the polarization beam splitter 5 is converted into S state polarized light after passing through the 1/4 wave plate twice. . Therefore, when the S light passes through the beam-splitting surface of the polarization beam-splitting prism again, it will be directly reflected into the human eye.
可选地，反射透镜7为镀有反射膜的球面透镜。Optionally, the reflective lens 7 is a spherical lens coated with a reflective film.
需要说明的是：将反射透镜7设置为镀有反射膜的球面透镜，可反射光路，改变光路方向，让光线顺利进入人眼。It should be noted that: the reflective lens 7 is set as a spherical lens coated with a reflective film, which can reflect the light path, change the direction of the light path, and allow the light to enter the human eye smoothly.
可选地，透镜组3的光轴与反射透镜7的光轴同轴或透镜组3的光轴与反射透镜7的光轴垂直。Optionally, the optical axis of the lens group 3 is coaxial with the optical axis of the reflective lens 7 or the optical axis of the lens group 3 is perpendicular to the optical axis of the reflective lens 7 .
可选地，偏振分光棱镜5的分光面与的多个透镜中光轴成45°夹角。Optionally, the dichroic surface of the polarization splitter prism 5 forms an included angle of 45° with the optical axes of the plurality of lenses.
可选地，显示模块1包括：显示芯片；Optionally, the display module 1 includes: a display chip;
显示芯片包括以下部件中的一个或多个：薄膜晶体管(Thin Film Transistor，TFT)、液晶显示器(Liquid Crystal Display，LCD)、液晶附硅(Liquid Crystal onSilicon，LCoS)、有机发光二极管(Organic Light-Emitting Diode，OLED)或等离子显示板(Plasma Display Panel，PDP)。本实施例中的显示芯片还可以是其它形式的液晶显示器或可显示图像的显示器，对此本实施不作具体限定。The display chip includes one or more of the following components: thin film transistor (Thin Film Transistor, TFT), liquid crystal display (Liquid Crystal Display, LCD), liquid crystal on silicon (Liquid Crystal on Silicon, LCoS), organic light-emitting diode (Organic Light- Emitting Diode, OLED) or plasma display panel (Plasma Display Panel, PDP). The display chip in this embodiment may also be another form of liquid crystal display or a display capable of displaying images, which is not specifically limited in this embodiment.
需要说明的是，本实施例的图像显示设备可单独进行近眼显示，者与各种不同类型的光波导进行联合使用，其中，光波导可以是几何光波导，衍射光波导，或者微结构光波导等。It should be noted that the image display device of this embodiment can perform near-eye display alone, or can be used in combination with various types of optical waveguides, wherein the optical waveguide can be a geometric optical waveguide, a diffractive optical waveguide, or a microstructured optical waveguide Wait.
参照图1中所示箭头，下面将介绍图像输出设备的光路以及各部分的处理过程：Referring to the arrows shown in Figure 1, the following will introduce the optical path of the image output device and the processing of each part:
显示模块1将图像源向依次屈光度调节模块2及其它模块输出，依次经由屈光度调节模块2，在屈光度调节模块2中通过切换不同厚度的平板玻璃进行屈光度调节以及对焦处理，以保证到达人眼瞳孔图像的清晰度；在经过透镜组3时，通过胶合透镜组对图像源的色差进行校正和平衡；在经由偏振片4时，将图像源的自然光转换为特定的偏振太的偏振光；在经由偏振分光棱镜5时，直接透过偏振分光棱镜5的分光面，对偏振光进行选择、分光和过滤处理；在经由1/4波片6时，改变偏振光现有的偏振态；在经由反射透镜7时，改变光路方向，将光路反射到1/4波片6，最后经由偏振分光棱镜5的分光面反射到人眼瞳孔8。The display module 1 outputs the image source to the diopter adjustment module 2 and other modules sequentially, and then passes through the diopter adjustment module 2 in turn. In the diopter adjustment module 2, the diopter adjustment and focus processing are performed by switching flat glasses of different thicknesses to ensure that the image reaches the pupil of the human eye. The clarity of the image; when passing through the lens group 3, the chromatic aberration of the image source is corrected and balanced by the cemented lens group; when passing through the polarizer 4, the natural light of the image source is converted into a specific polarized light; When polarizing beam splitting prism 5, directly through the beam splitting surface of polarizing beam splitting prism 5, polarized light is selected, split and filtered; when passing through 1/4 wave plate 6, change the existing polarization state of polarized light; When the lens 7 changes the direction of the light path, the light path is reflected to the 1/4 wave plate 6, and finally reflected to the pupil 8 of the human eye through the light-splitting surface of the polarization beam splitter prism 5.
本实施例提供的图像输出设备，在显示模块和透镜组之间的空气间隔用多个不同厚度的无光焦度的平板玻璃进行填充，再通过切换不同厚度的平板玻璃进行屈光度调节以及对焦处理，不需要用户再佩戴额外的近视眼镜；平板玻璃的表面镀有波长选择性薄膜，可适量地过滤掉一部分短波蓝波光段的光谱，有利于控制色差，避免边缘异色现象的产生；平板玻璃的折射率与相邻透镜组的透镜的折射率具有设定的折射率差值，可以有效地改善场曲，进而提升用户使用图像输出设备的体验。In the image output device provided in this embodiment, the air gap between the display module and the lens group is filled with a plurality of non-refractive flat glasses of different thicknesses, and then diopter adjustment and focus processing are performed by switching flat glasses of different thicknesses , does not require the user to wear additional myopia glasses; the surface of the flat glass is coated with a wavelength-selective film, which can properly filter out a part of the short-wave blue-wave spectrum, which is conducive to controlling chromatic aberration and avoiding edge heterochromia; flat glass There is a set refractive index difference between the refractive index of the adjacent lens group and the refractive index of the lenses of the adjacent lens group, which can effectively improve the curvature of field, thereby improving the user experience of using the image output device.
图4为本实用新型实施例提供的一种智能眼镜的结构示意图，如图4所示，该智能眼镜包括：Fig. 4 is a schematic structural diagram of a kind of smart glasses provided by the embodiment of the present invention. As shown in Fig. 4, the smart glasses include:
框体10、设置于所述框体10两侧的第一镜腿20和第二镜腿30、以及对称设置于所述框体10上的两个波导40，还包括：分别设置于所述第一镜腿20和第二镜腿30的图像输出设备50，所述图像输出设备50分别与距离最近的所述波导40连接，所述图像输出设备50包括图1-图3任一所述的图像输出设备。The frame 10, the first temple 20 and the second temple 30 arranged on both sides of the frame 10, and the two waveguides 40 symmetrically arranged on the frame 10 also include: The image output device 50 of the first mirror leg 20 and the second mirror leg 30, the image output device 50 is respectively connected to the waveguide 40 closest to the distance, and the image output device 50 includes any one of Fig. 1-Fig. image output device.
本实施例提供的智能眼镜，采用调节图像输出设备5中的屈光度调节模块进行屈光度调节(也即切换不同厚度的平板玻璃进行屈光度调节以及对焦处理)，不需要用户再佩戴额外的近视眼镜；平板玻璃的表面镀有波长选择性薄膜，可适量地过滤掉一部分短波蓝波光段的光谱，有利于控制色差，避免边缘异色现象的产生；平板玻璃的折射率与相邻透镜组的透镜的折射率具有设定的折射率差值，可以有效地改善场曲，进而提升用户使用图像输出设备的体验。The smart glasses provided in this embodiment use the diopter adjustment module in the image output device 5 to adjust the diopter (that is, switch between different thicknesses of flat glass for diopter adjustment and focus processing), without requiring the user to wear additional myopia glasses; The surface of the glass is coated with a wavelength-selective film, which can appropriately filter out a part of the short-wave blue-wave spectrum, which is beneficial to control chromatic aberration and avoid edge heterochromia; the refractive index of flat glass and the refraction of adjacent lens group lenses The refractive index has a set refractive index difference, which can effectively improve the field curvature, thereby improving the user experience of using the image output device.
本领域普通技术人员可以理解：附图只是一个实施例的示意图，附图中的模块或流程并不一定是实施本实用新型所必须的。Those of ordinary skill in the art can understand that: the accompanying drawing is only a schematic diagram of an embodiment, and the modules or processes in the accompanying drawing are not necessarily necessary for implementing the utility model.
本领域普通技术人员可以理解：实施例中的装置中的部件可以按照实施例描述分布于实施例的装置中，也可以进行相应变化位于不同于本实施例的一个或多个装置中。上述实施例的部件可以合并为一个部件，也可以进一步拆分成多个子部件。Those of ordinary skill in the art can understand that: the components in the device in the embodiment can be distributed in the device in the embodiment according to the description in the embodiment, and can also be changed and located in one or more devices different from the embodiment. The components in the above embodiments can be combined into one component, and can also be further divided into multiple subcomponents.
以上所述，仅为本实用新型较佳的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内，可轻易想到的变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应该以权利要求的保护范围为准。The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262532.6UCN208044197U (en) | 2018-02-22 | 2018-02-22 | Image output device and intelligent glasses |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262532.6UCN208044197U (en) | 2018-02-22 | 2018-02-22 | Image output device and intelligent glasses |
| Publication Number | Publication Date |
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| CN208044197Utrue CN208044197U (en) | 2018-11-02 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820262532.6UActiveCN208044197U (en) | 2018-02-22 | 2018-02-22 | Image output device and intelligent glasses |
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| CN (1) | CN208044197U (en) |
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| CN111290128A (en)* | 2020-03-31 | 2020-06-16 | 京东方科技集团股份有限公司 | Optical system and display device, smart glasses |
| CN113031278A (en)* | 2021-04-08 | 2021-06-25 | 恒玄科技(上海)股份有限公司 | Intelligent display device |
| CN113376868A (en)* | 2021-06-18 | 2021-09-10 | 中国工商银行股份有限公司 | Intelligent glasses |
| CN115407506A (en)* | 2022-07-25 | 2022-11-29 | 歌尔光学科技有限公司 | Optical module and head-mounted display equipment |
| WO2023236174A1 (en)* | 2022-06-10 | 2023-12-14 | 深圳市帝泰光电有限公司 | Near-eye display apparatus and imaging method thereof |
| US20230408819A1 (en)* | 2022-06-10 | 2023-12-21 | Shenzhen Ditai Optoelectronics Co., Ltd. | Near-to-eye display equipment and imaging method thereof |
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111290128A (en)* | 2020-03-31 | 2020-06-16 | 京东方科技集团股份有限公司 | Optical system and display device, smart glasses |
| CN111290128B (en)* | 2020-03-31 | 2021-10-01 | 京东方科技集团股份有限公司 | Optical system and display device, smart glasses |
| US12222502B2 (en) | 2020-03-31 | 2025-02-11 | Beijing Boe Optoelectronics Technology Co., Ltd. | Optical system, display apparatus, and smart glasses |
| CN113031278A (en)* | 2021-04-08 | 2021-06-25 | 恒玄科技(上海)股份有限公司 | Intelligent display device |
| CN113031278B (en)* | 2021-04-08 | 2023-08-25 | 恒玄科技(上海)股份有限公司 | Intelligent display equipment |
| CN113376868A (en)* | 2021-06-18 | 2021-09-10 | 中国工商银行股份有限公司 | Intelligent glasses |
| WO2023236174A1 (en)* | 2022-06-10 | 2023-12-14 | 深圳市帝泰光电有限公司 | Near-eye display apparatus and imaging method thereof |
| US20230408819A1 (en)* | 2022-06-10 | 2023-12-21 | Shenzhen Ditai Optoelectronics Co., Ltd. | Near-to-eye display equipment and imaging method thereof |
| CN115407506A (en)* | 2022-07-25 | 2022-11-29 | 歌尔光学科技有限公司 | Optical module and head-mounted display equipment |
| CN115407506B (en)* | 2022-07-25 | 2025-07-22 | 歌尔光学科技有限公司 | Optical module and head-mounted display device |
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