CN210639372U - Zoom glasses and circuit system based on pupil detection - Google Patents
Zoom glasses and circuit system based on pupil detection Download PDFInfo
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- CN210639372U CN210639372U CN201921462814.1U CN201921462814U CN210639372U CN 210639372 U CN210639372 U CN 210639372U CN 201921462814 U CN201921462814 U CN 201921462814U CN 210639372 U CN210639372 U CN 210639372U
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Abstract
The utility model relates to a zoom glasses field, concretely relates to zoom glasses and circuit system based on pupil detects. A pupil detection based zoom lens comprising: the lens comprises a spectacle frame and a zoom lens group fixed on the spectacle frame, wherein the focal length of the zoom lens group is adjustable, and the zoom lens group adopts a proper focal length to refract light rays into human eyes and clearly forms images on retinas of the human eyes; the camera is arranged on the spectacle frame and faces towards the human eyes, and respectively collects image information of the corresponding pupils; the processing unit acquires pupil real-time parameters according to the image information and controls the zoom lens group to adjust the focal length of the pupil gazing point according to the pupil real-time parameters. The utility model discloses a design a zoom glasses and circuit system based on pupil detection, acquire the biological feature of pupil, form pupil real-time parameter, under the procedure of predetermineeing, according to the control command that different pupil real-time parameter execution corresponds, like adjusting the focus of pupil gaze department according to pupil real-time parameter control zoom lens group.
Description
Technical Field
The utility model relates to a zoom glasses field, concretely relates to zoom glasses and circuit system based on pupil detects.
Background
With the progress of society, the use rate of electronic video equipment such as computers, mobile phones and the like is higher and higher in work and life, and if reasonable training and rest cannot be obtained, myopia is easy to happen or the degree of myopia is deepened. However, most of vision rehabilitation training in the current market needs to be carried out by special rehabilitation institutions, which directly influence normal work and learning and bring great inconvenience to daily life.
Especially, the user experience is poor because the direction of the eyes of the user cannot be obtained in time, so that the focal lengths of different eye directions cannot be adjusted rapidly.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a zoom glasses and circuit system based on pupil detection, solve the poor problem of user experience.
The utility model provides a technical scheme that its technical problem adopted is: there is provided a pair of variable focus glasses based on pupil detection, comprising:
the lens comprises a spectacle frame and a zoom lens group fixed on the spectacle frame, wherein the focal length of the zoom lens group is adjustable, and the zoom lens group adopts a proper focal length to refract light rays into human eyes and clearly forms images on retinas of the human eyes;
the two cameras are arranged on the spectacle frame and face towards the human eyes, and respectively collect image information of corresponding pupils;
and the processing unit is used for acquiring pupil real-time parameters according to the image information and controlling the zoom lens group to adjust the focal length of the pupil gazing point according to the pupil real-time parameters.
Wherein, the preferred scheme is: the pupil real-time parameters are one or more of pupil position, pupil size, pupil radian, gazing depth and distance between the pupil and the zoom lens group.
Wherein, the preferred scheme is: the zoom lens group comprises a front zoom lens, a rear zoom lens, a front translation driving mechanism and a rear translation driving mechanism, wherein the front zoom lens and the rear zoom lens are arranged in parallel, and the rear zoom lens is positioned behind the front zoom lens; the front translation driving mechanism and the rear translation driving mechanism respectively drive the two front zoom lenses and the two rear zoom lenses to move left and right in the horizontal direction so as to adjust focal length through superposition of different areas of the front zoom lenses and the rear zoom lenses; the processing unit is electrically connected with the front translation driving mechanism and the rear translation driving mechanism respectively.
Wherein, the preferred scheme is: one surface of the front zoom lens and one surface of the rear zoom lens are horizontal planes, and the other surface of the front zoom lens and the rear zoom lens are non-horizontal curved surfaces which are up and down according with mathematical change rules; the non-horizontal curved surfaces of the lenses are provided with a highest point and a lowest point; a plurality of continuously-changed optical centers are uniformly distributed between the highest point and the lowest point of the non-horizontal curved surface of the lens along the non-horizontal curved surface of the lens; the refractive powers of the plurality of optical centers are sequentially decreased or increased.
Wherein, the preferred scheme is: the front translation driving mechanism and the rear translation driving mechanism respectively comprise a driving motor which is respectively connected with the processing unit and the front zoom lens or the rear zoom lens, and the driving motor drives the corresponding front zoom lens or the corresponding rear zoom lens to move under the control of the processing unit, so that the focal length is adjustable.
Wherein, the preferred scheme is: the processing unit comprises an image processing module which is respectively connected with the two cameras, acquires image information of the cameras and acquires pupil real-time parameters according to the image information.
Wherein, the preferred scheme is: the processing unit comprises a focus processing module, the focus processing module is connected with the image processing module and controls the zoom lens group to adjust the focal length of the pupil watching point according to the real-time parameters of the pupil.
The utility model provides a technical scheme that its technical problem adopted is: providing a circuit system of the zoom glasses, wherein the circuit system is used as a processing unit of the zoom glasses; the circuit system includes:
the input ends of the image processing board are respectively connected with the two cameras, the output end of the image processing board is connected with the main control board, and the image processing board acquires image information of the cameras and acquires pupil real-time parameters according to the image information;
the main control board at least comprises a storage module and a main control module, the main control module is respectively connected with the storage module and the zoom lens group, the storage module stores different focal length control schemes matched with the zoom lens group, and the main control module controls the zoom lens group to adjust the focal length of the pupil watching point according to the real-time pupil parameters.
The utility model has the advantages that compared with the prior art, the utility model discloses a design a zoom glasses and circuit system based on pupil detection, acquire the biological characteristics of pupil, form pupil real-time parameter, under the preset procedure, according to different pupil real-time parameter execution corresponding control command, like according to pupil real-time parameter control zoom lens group adjust the focus of pupil gaze department; the problem that the direction of eyes of people cannot be acquired in time, so that focal lengths of different eye directions cannot be adjusted rapidly and user experience is poor is solved; and, solve the problem that it is difficult to focus with the side position in the central position, can also miniaturize and zoom the lens group, make and zoom the glasses and lightly miniaturize.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural view of the zoom glasses of the present invention;
FIG. 2 is a schematic structural view of the zoom lens assembly of the present invention;
fig. 3 is a schematic structural view of the front translation driving mechanism of the present invention;
fig. 4 is a schematic structural view of the front zoom lens of the present invention.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present invention provides a preferred embodiment of variable focus spectacles based on pupil detection.
A pupil detection based zoom lens comprising: the lens comprises a spectacle frame 100 and a zoom lens group 200 fixed on the spectacle frame 100, wherein the focal length of the zoom lens group 200 is adjustable, and the zoom lens group adopts a proper focal length to refract light rays into human eyes and clearly image the light rays on retinas of the human eyes; the glasses frame 100 is characterized by further comprising two cameras 300, wherein the cameras 300 are arranged on the glasses frame 100 and face towards the human eyes, and respectively collect image information of corresponding pupils; the system further comprises a processing unit, which acquires pupil real-time parameters according to the image information and controls the zoom lens set 200 to adjust the focal length at the pupil gazing point according to the pupil real-time parameters.
Specifically, the spectacle frame 100 is worn on a user, the eye faces the zoom lens group 200, the focal length of the zoom lens group 200 is adjustable under the control of the processing unit 400, and the light is refracted into the eye with a proper focal length and clearly imaged on the retina of the eye, so that the focusing of the eye is realized; meanwhile, under the control of the processing unit 400, the camera 300 acquires an image of the eye at a certain frequency to form image information, preferably to acquire a pupil image; processing the image to obtain the biological characteristics of the pupil and form pupil real-time parameters; under a preset program, the processing unit 400 executes corresponding control commands according to different pupil real-time parameters, for example, controls the zoom lens set 200 to adjust the focal length at the pupil gazing point according to the pupil real-time parameters.
Preferably, the processing unit 400 is a processing circuit board to control the zoom glasses.
Preferably, the position of the pupil in the eye socket is obtained through the pupil real-time parameter to obtain the direction of the visual distance of the user, so as to adjust the focal length of the zoom lens set 200 in the direction, which means that the pupil can be focused in any direction, and particularly, when the zoom range of the zoom lens set 200 is small, not only is the problem that the center position and the side position are difficult to focus solved, but also the zoom lens set 200 can be miniaturized, so that the zoom glasses are light and miniaturized.
In this embodiment, the pupil real-time parameter is one or more of a pupil position, a pupil size, a pupil radian, a gaze depth, and a distance between a pupil and a zoom lens group.
As shown in fig. 2 and 3, the present invention provides a preferred embodiment of a zoom lens set 200.
The zoom lens group 200 comprises a front zoom lens 211, a rear zoom lens 212, a front translation driving mechanism and a rear translation driving mechanism, wherein the front zoom lens 211 and the rear zoom lens 212 are arranged in parallel, and the rear zoom lens 212 is located behind the front zoom lens 211; the front translation driving mechanism and the rear translation driving mechanism respectively drive the two front zoom lenses 211 and the two rear zoom lenses 212 to move left and right in the horizontal direction, so that different areas of the front zoom lenses 211 and the rear zoom lenses 212 are overlapped to adjust the focal length; wherein, the processing unit 400 is electrically connected with the front translation driving mechanism and the rear translation driving mechanism respectively.
Specifically, and referring to fig. 2 and 3, each of the front and rear translation driving mechanisms includes a lens holder 220, a toothed plate 230, and a lead screw motor 240, the lens holder 220 is provided with a slot for mounting the front zoom lens 211 or the rear zoom lens 212, the toothed plate 230 is fixedly connected with the lens holder 220, an external thread of a lead screw of the lead screw motor 240 engages with a helical tooth of the toothed plate 230, and the lens holder 220 is driven to move under the driving of the lead screw motor 240, thereby realizing independent movement of the front zoom lens 211 and the rear zoom lens 212.
The lens holder 220 is provided with an upper bump 221 that is engaged with a mechanical contact of the rear zoom lens 212 translational limit switch. And, the sliding shaft 110 is respectively installed at the upper end portion and the lower end portion of the eyeglass frame 100 through bearings. The lens holders 220 are slidably coupled to the corresponding slide shafts 110, respectively.
In the present embodiment, and referring to fig. 4, one surface of the front zoom lens 211 and the rear zoom lens 212 is a horizontal surface, and the other surface thereof is a non-horizontal curved surface having a height and a relief according to a mathematical variation rule; the lens (such as the front zoom lens 211) is provided with a highest point 2101 and a lowest point 2102 on the non-horizontal curved surface; a plurality of continuously-changed optical centers are uniformly distributed between the highest point and the lowest point of the non-horizontal curved surface of the lens along the non-horizontal curved surface of the lens; the refractive powers of the plurality of optical centers are sequentially decreased or increased.
Preferably, the highest point 2101 and the lowest point 2102 of the front zoom lens 211 and the rear zoom lens 212 are 2 focuses, which are +3.00D and myopic-8.00D, respectively, and an optical center is evenly distributed in the middle of the 2 focuses every 1mm, and the degree is decreased in the order of 1.00D. The diopter changes steadily during the movement process by the mutual movement and cooperation of the front zoom lens 211 and the rear zoom lens 212, and the diopter of the zoom lens assembly 200 can be controlled precisely by controlling the mutual relationship between the front zoom lens 211 and the rear zoom lens 212.
In this embodiment, the front and rear translation driving mechanisms each include a driving motor respectively connected to the processing unit 400 and the front zoom lens 211 or the rear zoom lens 212, and the driving motors drive the corresponding front zoom lens 211 or the rear zoom lens 212 to move under the control of the processing unit 400, so as to adjust the focal length.
In this embodiment, a preferred version of the processing unit 400 is provided.
The processing unit 400 includes an image processing module, which is respectively connected to the two cameras 300, and acquires image information of the cameras 300, and acquires real-time pupil parameters according to the image information. The processing unit 400 includes a focus processing module, which is connected to the image processing module and controls the zoom lens set 200 to adjust the focal length at the pupil fixation point according to the real-time pupil parameters. Specifically, a digital image refers to a large two-dimensional array obtained by shooting with an industrial camera, video camera, scanner, or the like, the elements of the array are called pixels, and the values thereof are called gray-scale values. Image processing techniques generally include three parts, image compression, enhancement and restoration, matching, description and recognition. And acquiring pupil real-time parameters in the image through a preset processing rule, so as to realize intelligent control.
In the present embodiment, a preferable aspect of the circuit system of the variable focus glasses is provided.
Circuitry for a pair of variable focus glasses, said circuitry acting as a processing unit 400 for said pair of variable focus glasses; the circuit system includes: the input ends of the image processing board are respectively connected with the two cameras 300, the output end of the image processing board is connected with the main control board, and the image processing board acquires the image information of the cameras 300 and acquires the pupil real-time parameters according to the image information; the main control board at least comprises a storage module and a main control module, the main control module is respectively connected with the storage module and the zoom lens group 200, the storage module stores different focal length control schemes matched with the zoom lens group 200, and the main control module controls the zoom lens group 200 to adjust the focal length of the pupil gazing point according to the real-time parameters of the pupil.
Specifically, images are periodically acquired through the camera 300, image information is sent to the image processing board for image preprocessing, and then the main control module performs operation of a preset instruction according to pupil real-time parameters obtained from the processed images, so as to control zooming of the zoom glasses and set a zooming area.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which is intended to cover all equivalent changes and modifications made within the scope of the present invention.
Claims (8)
1. Zoom glasses based on pupil detection, comprising:
the lens comprises a spectacle frame and a zoom lens group fixed on the spectacle frame, wherein the focal length of the zoom lens group is adjustable, and the zoom lens group adopts a proper focal length to refract light rays into human eyes and clearly forms images on retinas of the human eyes;
the two cameras are arranged on the spectacle frame and face towards the human eyes, and respectively collect image information of corresponding pupils;
and the processing unit is used for acquiring pupil real-time parameters according to the image information and controlling the zoom lens group to adjust the focal length of the pupil gazing point according to the pupil real-time parameters.
2. The variable focus spectacles of claim 1, wherein: the pupil real-time parameters are one or more of pupil position, pupil size, pupil radian, gazing depth and distance between the pupil and the zoom lens group.
3. The variable focus spectacles of claim 1, wherein: the zoom lens group comprises a front zoom lens, a rear zoom lens, a front translation driving mechanism and a rear translation driving mechanism, wherein the front zoom lens and the rear zoom lens are arranged in parallel, and the rear zoom lens is positioned behind the front zoom lens; the front translation driving mechanism and the rear translation driving mechanism respectively drive the two front zoom lenses and the two rear zoom lenses to move left and right in the horizontal direction so as to adjust focal length through superposition of different areas of the front zoom lenses and the rear zoom lenses; the processing unit is electrically connected with the front translation driving mechanism and the rear translation driving mechanism respectively.
4. The variable focus spectacles of claim 3, wherein: one surface of the front zoom lens and one surface of the rear zoom lens are horizontal planes, and the other surface of the front zoom lens and the rear zoom lens are non-horizontal curved surfaces which are up and down according with mathematical change rules; the non-horizontal curved surfaces of the lenses are provided with a highest point and a lowest point; a plurality of continuously-changed optical centers are uniformly distributed between the highest point and the lowest point of the non-horizontal curved surface of the lens along the non-horizontal curved surface of the lens; the refractive powers of the plurality of optical centers are sequentially decreased or increased.
5. The variable focus spectacles of claim 3, wherein: the front translation driving mechanism and the rear translation driving mechanism respectively comprise a driving motor which is respectively connected with the processing unit and the front zoom lens or the rear zoom lens, and the driving motor drives the corresponding front zoom lens or the corresponding rear zoom lens to move under the control of the processing unit, so that the focal length is adjustable.
6. The variable focus spectacles of claim 1, wherein: the processing unit comprises an image processing module which is respectively connected with the two cameras, acquires image information of the cameras and acquires pupil real-time parameters according to the image information.
7. The variable focus spectacles of claim 1, wherein: the processing unit comprises a focus processing module, the focus processing module is connected with the image processing module and controls the zoom lens group to adjust the focal length of the pupil watching point according to the real-time parameters of the pupil.
8. A circuit system for variable focus glasses, the circuit system being a processing unit for variable focus glasses according to any of claims 1 to 7; the circuit system includes:
the input ends of the image processing board are respectively connected with the two cameras, the output end of the image processing board is connected with the main control board, and the image processing board acquires image information of the cameras and acquires pupil real-time parameters according to the image information;
the main control board at least comprises a storage module and a main control module, the main control module is respectively connected with the storage module and the zoom lens group, the storage module stores different focal length control schemes matched with the zoom lens group, and the main control module controls the zoom lens group to adjust the focal length of the pupil watching point according to the real-time pupil parameters.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921462814.1U CN210639372U (en) | 2019-09-04 | 2019-09-04 | Zoom glasses and circuit system based on pupil detection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921462814.1U CN210639372U (en) | 2019-09-04 | 2019-09-04 | Zoom glasses and circuit system based on pupil detection |
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| CN210639372U true CN210639372U (en) | 2020-05-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110543033A (en) * | 2019-09-04 | 2019-12-06 | 爱诺刻(深圳)高科有限公司 | Zoom glasses and circuit system based on pupil detection |
| CN113568189A (en) * | 2021-06-04 | 2021-10-29 | 杭州电子科技大学 | Zoom glasses and focusing method thereof |
-
2019
- 2019-09-04 CN CN201921462814.1U patent/CN210639372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110543033A (en) * | 2019-09-04 | 2019-12-06 | 爱诺刻(深圳)高科有限公司 | Zoom glasses and circuit system based on pupil detection |
| CN113568189A (en) * | 2021-06-04 | 2021-10-29 | 杭州电子科技大学 | Zoom glasses and focusing method thereof |
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