CN105572877B - A kind of wear-type augmented reality intelligent display device - Google Patents
A kind of wear-type augmented reality intelligent display device Download PDFInfo
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- CN105572877B CN105572877B CN201610075988.7A CN201610075988A CN105572877B CN 105572877 B CN105572877 B CN 105572877B CN 201610075988 A CN201610075988 A CN 201610075988A CN 105572877 B CN105572877 B CN 105572877B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
Abstract
The invention discloses a kind of wear-type augmented reality intelligent display devices comprising a frame that can be worn has on said frame：Display module, for sending out the light for carrying image information；Projection optical module, the light for the display module to be emitted are projected to plated film lens；Plated film lens carry out diffraction for vision correction and to the light of projection optical module outgoing so that external true environment and the light of virtual scene that is projected out are simultaneously into human eye, and in retina blur-free imaging；The plated film lens include the transparent protective film that optical clear matrix and the single-layer or multi-layer holographic film and outermost layer that are formed on are formed；The display module and the projection optical module collectively form integrative display component.The configuration of the present invention is simple is light, while meeting the use demand with consumer groups of optical disorders such as myopia, long sight and astigmatism.
Description
Technical field
The present invention relates to intelligent display technical field more particularly to a kind of wear-type augmented reality intelligent display devices.
Background technology
Current era, crowd's quantity with visual problems is increased, and only just this near-sighted universal ophthalmology disease is come
It says, for only Chinese A nearsighted person just more than 300,000,000 populations, the incidence of wherein adolescent myopia is more up to 50%.Meanwhile China is close
Depending on incidence still rise year by year promptly, in patient the overwhelming majority be student, in emphasis senior middle school and university, myopia
Person's ratio has reached 90% degree.In addition to this, in the people of the mechanisms such as institutional settings, research institution and middle and primary schools work
Near-distance reading due to being engaged in high intensity works, and the probability that myopia occurs also has reached 80% or so.At the same time, world's model
Enclose interior myopia and also maintain that higher number is horizontal with the patient of long sight, thus this crowd with myopia and long sight it
In contain the huge market space, but the intelligent display device of the augmented reality of marketable issues at present is to suffering from such ophthalmology disease
The requirement of the user of disease is not given to abundant consideration and satisfaction.
The augmented reality intelligent display device with mature technology is largely the Informal development with intelligent glasses at present, and
Most of product of intelligent glasses is required to additional in external stability on the basis of spectacle-frame or existing correction shape medicine glasses
Augmented reality show equipment, such as Google companies in 2013 publication intelligent glasses, the optics display unit of major function
It point is placed in outside correcting lens, bears weight which adds myope or hyperope, affect intelligence to a certain extent
The usage comfort of energy display device, is an impediment to user experience.Therefore it develops a kind of simple in structure, light comfortable, enhancing is existing
Real display integrates unified augmented reality display device with vision correction function prodigious necessity.
Projection display technique includes various projection chip technologies, such as digital micro-mirror（DMD）, liquid crystal on silicon（LCoS）, it is organic
Light emitting diode（OLED）, laser projection etc..With making rapid progress for shadow casting technique, high-resolution projection chip becomes master
Stream, the thus realization for the augmented reality of application high-resolution projection chip are laid a good foundation.
Image acquisition technology is by image objects by optical lens in light-sensitive device such as charge coupled cell（CCD）, mutually
Mend metal-oxide semiconductor (MOS)（CMOS）Deng, and form the mode of digital picture.
Holographic technique, also referred to as hologram three-dimensional display technology are true using the principle of interference record and reconstructed object of light
The record of 3-D view and the technology of reproduction.Its first step is using the field information of interference exposure record object, this shoots
Process：Subject forms the object beam of diffusion formula under laser irradiation；Another part laser is used as is mapped to holography with reference to light beam
It is superimposed with object beam on egative film and generates interference, the position phase and amplitude of each point on object light wave are converted into being spatially varying
Intensity becomes complete for one to record all information of object light wave with interval using the contrast between interference fringe
Breath figure or hologram；Its second step is to utilize diffraction principle reconstructed object light-wave information, this is imaging procedures：Hologram
Like the combination of multiple gratings, under coherent laser illumination, the diffraction light wave of the sinusoidal hologram of a linear recording generally may be used
Provide two as, i.e., it is original as（Also known as primary image）And conjugate image.The image three-dimensional sense of reproduction is strong, has true vision effect
It answers.
The intelligent display device of the augmented reality of marketable issues at present is in addition to above-mentioned to the use with such ophthalmology disease
The requirement of person is not given to other than abundant consideration, on the other hand, also proposes one kind more without comprehensively utilizing above-mentioned technology
Add ideal applicable intelligent display device.
Invention content
The present invention is directed to the above technical problem existing in the prior art, proposes that one kind is simple and light, is based on holography
The augmented reality display device of technology can meet the consumer with optical disorders such as myopia, long sight and astigmatism simultaneously
The use demand of group.
The technical solution adopted by the present invention to solve the technical problems is：A kind of wear-type augmented reality intelligent display dress
It sets comprising a frame that can be worn has on said frame：
Display module, for sending out the light for carrying image information；
Projection optical module, the light for the display module to be emitted are projected to plated film lens；
Plated film lens carry out diffraction so that outer for vision correction and to the light of projection optical module outgoing
Portion's true environment and the light of virtual scene that is projected out are simultaneously into human eye, and in retina blur-free imaging；
The plated film lens include optical clear matrix and the single-layer or multi-layer holographic film being formed on and outermost layer shape
At transparent protective film；The display module and the projection optical module collectively form integrative display component.
As a kind of improvement to technical solution of the present invention, the frame worn is glasses or similar glasses
Shape, or the helmet on head or the shape of the similar helmet are fixed on latch closure.
As a kind of improvement to technical solution of the present invention, the display module be organic light-emitting diode display,
It is one or more during quantum dot light emitting is shown, digital micromirror display, liquid crystal on silicon are shown.
As a kind of improvement to technical solution of the present invention, the projection optical module is single optical lens or more
The combination of a optical element.
As a kind of improvement to technical solution of the present invention, the optical clear matrix of the plated film lens is plane
One or more of mirror, concavees lens, convex lens, cylindrical mirror.
As a kind of improvement to technical solution of the present invention, the display module and the projection optical module are placed
At the position of one or more of the surface of the plated film lens, oblique upper, side rear position.
As a kind of improvement to technical solution of the present invention, the holographic film is reflective holographic grating or transmission
Formula holographic grating.
As a kind of improvement to technical solution of the present invention, further include：
Photographing module, for obtaining the real scene image for being located at the first view directions comprising visible image capturing head, red
It is one or more in outer camera, depth camera；
Microphone, the voice for acquiring user.
Further include head tracking module, for obtaining user's as a kind of improvement to technical solution of the present invention
Head pose and movement locus comprising one or more in the sensors such as gyroscope, accelerometer, magnetometer.
Further include wireless communication module, for being wirelessly transferred number as a kind of improvement to technical solution of the present invention
According to.
Wear-type augmented reality intelligent display device provided by the invention, it is simple and light, it is to be based on holographic technique
Augmented reality display device, while meeting the use need with the consumer groups of optical disorders such as myopia, long sight and astigmatism
It asks.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
Fig. 1 is the structural schematic diagram of the wear-type augmented reality intelligent display device of first embodiment of the invention；
Fig. 2 is the light path principle figure in the wear-type augmented reality intelligent display device of first embodiment of the invention；
Fig. 3 a be first embodiment of the invention wear-type augmented reality intelligent display device in plated film lens a kind of knot
Structure schematic diagram；
Fig. 3 b be first embodiment of the invention wear-type augmented reality intelligent display device in plated film lens another kind
Structural schematic diagram；
Fig. 4 be first embodiment of the invention wear-type augmented reality intelligent display device in integrative display component internal
A kind of structural schematic diagram of projection optical module；
Fig. 5 be first embodiment of the invention wear-type augmented reality intelligent display device in structural representation inside temple
Figure；
Fig. 6 is the structural schematic diagram of the wear-type augmented reality intelligent display device of second embodiment of the invention；
Fig. 7 is the light path principle figure in the wear-type augmented reality intelligent display device of second embodiment of the invention；
Fig. 8 is the structural schematic diagram in the wear-type augmented reality intelligent display device of third embodiment of the invention；
Fig. 9 is the light path principle figure in the wear-type augmented reality intelligent display device of third embodiment of the invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
First embodiment
Fig. 1 is the structural schematic diagram of the wear-type augmented reality intelligent display device of first embodiment of the invention, and Fig. 2 is this
Light path principle figure in the wear-type augmented reality intelligent display device of invention first embodiment, Fig. 3 a are that the present invention first is implemented
A kind of structural schematic diagram of plated film lens in the wear-type augmented reality intelligent display device of example, Fig. 3 b are that the present invention first is implemented
Another structural schematic diagram of plated film lens in the wear-type augmented reality intelligent display device of example, Fig. 4 are that the present invention first is real
The structure for applying a kind of projection optical module of integrative display component internal in the wear-type augmented reality intelligent display device of example is shown
Be intended to, Fig. 5 be first embodiment of the invention wear-type augmented reality intelligent display device in structural schematic diagram inside temple.
As shown in Figure 1, the wear-type augmented reality intelligent display device of the present embodiment comprising a frame that can be worn
(being frame 104 in the present embodiment), has on frame：
Display module, for sending out the light for carrying image information；
Projection optical module, the light for display module to be emitted are projected to plated film lens；
Plated film lens 102 carry out diffraction so that external for vision correction and to the light of projection optical module outgoing
True environment and the light of virtual scene that is projected out are simultaneously into human eye, and in retina blur-free imaging；
In conjunction with Fig. 1 to Fig. 5, in the specific embodiment of the invention, plated film lens 102 include optical clear matrix 301 and at it
The transparent protective film 303 that the single-layer or multi-layer holographic film 302 and outermost layer of upper formation are formed；Display module and projection optical module
Collectively form integrative display component 101.In the present embodiment, integrative display component 101 is inclined by be positioned over 102 side of plated film lens after
On the inside of the temple of side, aperture 403 is projected towards 102 direction of plated film lens；Camera is placed on intelligent glasses front frame 104
Center；The holographic film 302 that plated film lens 102 are selected is reflective holographic grating.
As shown in Fig. 2, when the intelligent glasses show virtual information, the display module inside integrative display component 101 is made
For light source, and load image information, project light.Projection optical module expands the light of load image information, is accurate
It is straight to wait optical path adjustings, and make it to be correctly oriented the plated film lens 102 in front of directive side.It is coated with the plating of reflective holographic grating
The light of oblique incidence can be carried out diffraction by film glass 102, and emergent ray success incidence human eye 201 is made to be imaged.Due to anti-
Penetrating formula holographic grating has wavelength selectivity, therefore only generates diffracting effect to the light of certain spectral.When need show cromogram
When picture, it is necessary to plate three layers of reflective holographic grating on plated film lens 102, every layer of grating is directed to three kinds of face of red, green, blue respectively
The light of color carries out diffraction, is finally synthesizing color image information and enters human eye 201.Meanwhile a part for ambient can be holographic
Optical grating diffraction goes out sight, rest part then can almost nondestructively by the plated film lens of intelligent glasses 102, into human eye 201,
User be ensure that while watching virtual image it can also be seen that around true scene, achieve the effect that augmented reality.
The main function of projection optical module is the light beam to being sent out by display module, carries out the control of exit direction, and
The direction of propagation of light is adjusted to the angle and position for needing to project.The structure of the module is more flexible, can be according to reality
Situation is designed, using display module as Organic Light Emitting Diode（OLED）For, due to OLED have the characteristics that it is self luminous, can
To save additional illuminating source.So simplest projection optical module can be only one piece of optical lens, and with display mould
Block together slant setting to be directed at plated film lens 102.Lens choose can also according to projecting light path it is specific design and determine,
Such as when view field's area is smaller, convex lens can be selected, otherwise when view field's area is larger, select concavees lens.
When if necessary to the appropriate size for expanding display image, beam expander can also be added in projecting light path, with enlarged drawing.It is needing
When being compensated to the spherical aberration of lens and dispersion, projection optical module can be multiple lens or other multiple optical elements
Combination.
Two kinds of primary structures may be used in plated film lens 102, as shown in Figure 3a and Figure 3b shows respectively.In fig. 3 a, mirror coating
Body portion of the piece 102 using one piece of optical clear matrix 301 as eyeglass, matrix can be common planar optics, at this time thoroughly
Bright matrix does not change the exit direction of incident ray, is only used as the substrate in plated film；Or with vision correction function
Optical lens, at this time transparent base can also be provided suitable diopter, help the human eye with optical disorders to see external object clearly.
In transparent base towards the side of user's human eye 201, it is coated with single-layer or multi-layer holographic film 302, which is reflective holographic light
Grid, every layer of holographic film 302 can carry out diffraction to the light beam of special frequency channel, make its incident human eye 201.In the holographic film of innermost layer
On 302, it is coated with layer of transparent protective film 303, all holographic films 302 are clipped in the middle together with optical clear matrix 301, play
The effect for preventing holographic film 302 to be scraped off.
Fig. 3 b are that the another of plated film lens 102 realizes structure, equally by one piece of 301, one layers or more of optical clear matrix
Layer holographic film 302 and layer of transparent protective film 303 form.With the first structure the difference is that holographic film 302 is plated in
Side of the transparent optical matrix far from human eye 201, transparent protective film 303 are also plated on outermost holographic film 302, with transparent base
Holographic film 302 is clipped in the middle by body together.
Fig. 4 is a kind of structural schematic diagram of projection optical module of integrative display component internal in this example.Such as institute above
It states, which shows a kind of simplest projecting light path, the i.e. combined optical path of OLED and single convex lens.In Fig. 4, You Jifa
Optical diode 401 is used as display module, launches light outward, the convex lens 402 in front to the light sent out carry out convergence and
Collimation, makes the light for being loaded with image information pass through the projection aperture 403 on integrative display component 101, and project to plated film lens.
In the present embodiment, as shown in figure 5, the temple of intelligent glasses has been internally integrated multiple modules, such as head tracking mould
Block 501, microphone 502, wireless communication module 503 etc., these modules possess respective purposes, to enrich intelligent display device
Function, but its sequence and structure can need self-defined selection according to user, can also be carried out according to practical application scene excellent
Change design.
In the present embodiment, transparent protective film 303 is using optically transparent material, it is preferable that its material is silica
Or silicon nitride film, but not limited to this, can also be the material that other intensity and transparency are met the requirements.It, can in the present embodiment
The frame worn is glasses, but is not limited to time, can also be improved according to actual needs, using other similar to the structure of glasses
Or the helmet on head or the shape of the similar helmet are fixed on latch closure.Display module in the present embodiment can be organic
It is one or more during diode displaying, quantum dot light emitting are shown, digital micromirror display, liquid crystal on silicon are shown；Projected light
Learn the combination that module is single optical lens or multiple optical elements；The optical clear matrix of plated film lens 102 is plane mirror, recessed
One or more of lens, convex lens, cylindrical mirror；Display module and projection optical module are positioned over plated film lens 102
At the position of one or more of surface, oblique upper, side rear position, as long as light path principle of the present invention can be met
Placement location and other positions easy to use, also；Holographic film 302 is that reflective holographic grating or transmission-type are holographic
Grating.
In the present embodiment, photographing module 103 is used to obtain the real scene image positioned at the first view directions comprising can
It is one or more in light-exposed camera, infrared photography head, depth camera；Microphone, the voice for acquiring user.This reality
It applies in example, can also include head tracking module, head pose and movement locus for obtaining user comprising gyroscope,
It is one or more in the sensors such as accelerometer, magnetometer；Furthermore it is also possible to include wireless communication module, for wirelessly passing
Transmission of data.
Second embodiment
Fig. 6 is the structural schematic diagram of the wear-type augmented reality intelligent display device of second embodiment of the invention；Fig. 7 is this
Light path principle figure in the wear-type augmented reality intelligent display device of invention second embodiment；In conjunction with Fig. 6 and Fig. 7, this implementation
Example is similarly the form of intelligent glasses, is repeated no more with the something in common of embodiment one, is this with the difference of embodiment one
In example, integrative display component 601 is placed on 102 top of plated film lens and plated film lens 102 are inclined by placement, so as to
The light launched by display module with oblique incidence eyeglass and can be reflected.
As shown in fig. 7, when the intelligent glasses show virtual information, the Ray obliquity that integrative display component 601 projects enters
It is incident upon the plated film lens 102 of lower section.The plated film lens 102 for being coated with reflective holographic grating carry out diffraction to incident ray, use
It penetrates light success incidence human eye 201 to be imaged, other processes and example one are essentially identical, repeat no more.With in embodiment one
Plated film lens 102 it is identical, the eyeglass in this implementation can also select structure shown in Fig. 3 a and Fig. 3 b, not with embodiment one
It is that the eyeglass that will be placed vertically originally has rotated certain angle with place.
3rd embodiment
Fig. 8 is the structural schematic diagram in the wear-type augmented reality intelligent display device of third embodiment of the invention；Fig. 9 is
Light path principle figure in the wear-type augmented reality intelligent display device of third embodiment of the invention.As shown in figure 8, the present embodiment
It is similarly the form of intelligent glasses, by integrative display component 801, plated film lens 102, photographing module 103 and external frame 104
It constitutes, structure is roughly the same with embodiment two, integrative display component 801 is positioned over 102 top of plated film lens, difference exists
It is transmission-type holographic grating in the holographic film 302 that plated film lens 102 are selected, plated film lens 102 slope inwardly so that integrative display
Component 801 is located at side of the plated film lens 102 far from human eye 201.
As shown in figure 9, when the intelligent glasses show virtual information, the integrative display component 801 being located above is downwards
102 throw light of plated film lens.The plated film lens 102 for being coated with transmission-type holographic grating spread out the light of oblique incidence
It penetrates, emergent ray success incidence human eye 201 is made to be imaged.Since transmissive hologram has angular selectivity, to specific angle
The incident light of degree generates transmission effects, therefore needs to adjust the projecting direction of emergent ray by projection optical module.Due to saturating
It penetrates formula hologram and does not have wavelength selectivity, therefore when color information display, single layer holographic film 302 can be only plated on eyeglass,
It can make colored image information all transmission and incident human eye 201.
Identical as the plated film lens 102 in embodiment one and embodiment two, the eyeglass in embodiment three can also select figure
Structure shown in 3a and Fig. 3 b, compared with embodiment two, the inclined direction of the eyeglass in embodiment three is different, and due to using
Holographic film 302 be transmission-type holographic grating, so the holographic film 302 in structure also only has one layer, other structures and preceding two real
It is identical to apply example, repeats no more.
The optical element that the present invention replaces volume larger using holographic film, can both ensure the light of external true environment
It can be arrived by user's normal observation, and optical path modulation can be carried out to the light of the virtual scene projected by display module, it is significantly simple
The optical texture for having changed intelligent display device alleviates the weight of product, has expanded answering for the intelligent display device of augmented reality
With range, the portability and comfort level of product is significantly greatly increased, has greatly improved user experience.
Meanwhile the matrix of the optical lens of the intelligent display device can be common plane mirror or have the function of vision correction
Lens so that the intelligent display device can only can be met with a pair of glasses with near-sighted, long sight and astigmatism disease
Use the demand of crowd so that the consumer with certain ophthalmology diseases can enjoy more when using the intelligent display device
Add comfortable consumption experience, increases consumer's number with ophthalmology disease of intelligent display device to a certain extent.
Wear-type augmented reality intelligent display device provided by the invention, it is simple and light, it is to be based on holographic technique
Augmented reality display device, while meeting the use need with the consumer groups of optical disorders such as myopia, long sight and astigmatism
It asks.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (8)
1. a kind of wear-type augmented reality intelligent display device, which is characterized in that the frame that can be worn including one, in the frame
Have on frame：
Display module, for sending out the light for carrying image information；
Projection optical module, the light for the display module to be emitted are projected to plated film lens；
Plated film lens carry out diffraction so that external true for vision correction and to the light of projection optical module outgoing
Real environment and the light of virtual scene that is projected out are simultaneously into human eye, and in retina blur-free imaging；
The plated film lens include that optical clear matrix and the single-layer or multi-layer holographic film and outermost layer that are formed on are formed
Transparent protective film；The display module and the projection optical module collectively form integrative display component；
The frame worn is the shape of glasses or similar glasses, or with latch closure be fixed on head the helmet or
The shape of the similar helmet；
Further include head tracking module, head pose and movement locus for obtaining user comprising gyroscope, acceleration
It is one or more in the sensors such as meter, magnetometer.
2. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that the display module is
It is one or more during organic light-emitting diode display, quantum dot light emitting are shown, digital micromirror display, liquid crystal on silicon are shown.
3. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that the projection optics mould
Block is the combination of single optical lens or multiple optical elements.
4. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that the plated film lens
Optical clear matrix is one or more of plane mirror, concavees lens, convex lens, cylindrical mirror.
5. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that the display module and
The projection optical module is positioned over one or more of the surface, oblique upper, side rear position of plated film lens position
Set place.
6. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that the holographic film is anti-
Penetrate formula holographic grating or transmission-type holographic grating.
7. wear-type augmented reality intelligent display device according to claim 1, which is characterized in that further include：
Photographing module, for obtaining the real scene image for being located at the first view directions comprising visible image capturing head infrared is taken the photograph
It is one or more in shadow head, depth camera；
Microphone, the voice for acquiring user.
8. wear-type augmented reality intelligent display device according to claim 6, which is characterized in that further include wireless communication
Module is used for wirelessly transmitting data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075988.7A CN105572877B (en) | 2016-02-03 | 2016-02-03 | A kind of wear-type augmented reality intelligent display device |
| PCT/CN2017/072320 WO2017133564A1 (en) | 2016-02-03 | 2017-01-24 | Head-mounted reality-augmented smart display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075988.7A CN105572877B (en) | 2016-02-03 | 2016-02-03 | A kind of wear-type augmented reality intelligent display device |
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| CN105572877A CN105572877A (en) | 2016-05-11 |
| CN105572877B true CN105572877B (en) | 2018-11-09 |
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| CN201610075988.7A Active CN105572877B (en) | 2016-02-03 | 2016-02-03 | A kind of wear-type augmented reality intelligent display device |
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