CN109963141A - Vision display system and method and head-wearing display device - Google Patents
Vision display system and method and head-wearing display device Download PDFInfo
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Classifications
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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
- G02B27/0101—Head-up displays characterised by optical features
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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
- G02B27/017—Head mounted
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/346—Image reproducers using prisms or semi-transparent mirrors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/398—Synchronisation thereof; Control thereof
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/014—Head-up displays characterised by optical features comprising information/image processing systems
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
This application involves a kind of vision display system and method and head-wearing display devices.Vision display system includes: the optical device of image source, the naked eye 3D film for being covered in described image source and neighbouring described image source setting.The picture material that described image source plays can be imaged in the optical device, wherein, described image source is for playing picture material to be played, described image content is divided into two groups of light projected towards different directions after naked eye 3D film refraction, to be respectively formed the first picture material and the second picture material.Above-mentioned vision display system is set to before described image source by means of by the naked eye 3D film, the naked eye 3D film can reflect the picture material that described image source plays at the first picture material and the second picture material, described image source is set to be displayed in full screen picture material to be played, field angle can be increased when carrying out stereoscopic display, improve the visual experience of user.
Description
Technical field
This application involves light field display field more particularly to a kind of vision display system shown applied to light field and sides
Method and head-wearing display device.
Background technique
With the development of science and technology, machine intelligence and information intelligent become increasingly popular, pass through machine vision or virtual view
Feel etc. that sighting devices identify user image to realize that the technology of human-computer interaction is more and more important.
Head-mounted display (HMD) is proved to be very valuable, leap science for many applications for a long time
It visualization, medicine and military training, engineering design and prototype, remote control and long-range presents and personal entertainment system
Field.In mixed reality and augmented reality system, optical perspective HMD is the virtual scene and real world for generating computer
One of the basic skills of the view combination of scene.Usually pass through optical combiner, optical perspective head-mounted display (OST-HMD)
The imagery optical of computer generation is covered on real world view, while keeping the direct minimal degradation of real world
View.Modern computing and display technology have been promoted is for " virtual reality (VR) " or " augmented reality (AR) " experience
The exploitation of system, wherein image digitally reproduced or part thereof looks like true or can be considered as true with them
Mode is presented to the user.Virtual reality or " VR " scene are usually directed to the presentation of number or virtual image information, and to other realities
The real world visual input on border is opaque；Augmented reality or " AR " scene, which are usually directed to, is presented number or virtual image information
For the visual enhancing to the real world around user.
In existing major part AR/VR display technology, usually using tool, there are two the displays of display surface to be projected, and shows
Show that two display surfaces of device are projected to optical device simultaneously, and be respectively formed left-eye image and eye image, in optical device at
The left-eye image and eye image of picture are projected to the left eye and right eye of user respectively, to form binocular stereo vision.However, by
It is limited in physical structure, in above-mentioned AR/VR display technology, needs to form binocular stereo vision effect, field angle
(fieldangle of view, FOV) is smaller, and visual field is substantially square, is difficult to bring the relatively good feeling of immersion of user, and side
The visual experience that shape visual field can give one window of people very narrow, visual impression are bad.
Apply for content
The embodiment of the present application is designed to provide a kind of vision display system and method with larger field angle, is used for
Solve above-mentioned technical problem.Also a kind of head-wearing display device using above-mentioned vision display system is provided with necessity.
The embodiment of the present application provides a kind of vision display system, is applied to during AR/VR light field shows.The visual display system
System includes the optical device of image source, the naked eye 3D film for being covered in described image source and the setting of neighbouring described image source.It is described
The picture material that image source plays can be imaged in the optical device, wherein described image source is to be played for playing
Picture material, described image content are divided into two groups of light projected towards different directions after naked eye 3D film refraction, with
It is respectively formed the first picture material and the second picture material.
Wherein, in some embodiments, described image source is non-three-dimensional monitor, and the naked eye 3D film fits in
On the display screen in described image source.
Wherein, in some embodiments, described image source includes display screen, and the naked eye 3D film fits in the display
On screen, described image source and affiliated naked eye 3D film is made to be collectively appear as naked eye 3D display device.
Wherein, in some embodiments, the optical device is single concave mirror, the concave curved surface direction of the optical device
The setting of described image source.
Wherein, in some embodiments, the optical device includes two focuses, and two focuses are relative to described
The geometric center of optical device is deviated to the two sides of the optical device respectively to be arranged.
Wherein, in some embodiments, the optical device be not only can be with reflection light but also can be with the recessed of transmitted ray
The concave curved surface of face mirror, described image source towards the optical device is arranged.
Wherein, in some embodiments, the concave curved surface of the optical device includes multiple micro-structure cambered surfaces, multiple described
The curvature of micro-structure cambered surface is all the same, and multiple micro-structure cambered surface close-packed arrays settings.
Wherein, in some embodiments, the vision display system further includes regulating mechanism, the regulating mechanism connection
In described image source, the regulating mechanism is for adjusting the distance between described image source and the optical device.
Wherein, in some embodiments, the vision display system further includes zoom mechanism, the zoom mechanism setting
Between described image source and the optical device.
The embodiment of the present application also provides a kind of head-wearing display device, including lens body and is connected to the lens body
On wearing fixing piece, further include the vision display system of any of the above-described, vision display system setting is worn described
In display device, the optical device is installed in the lens body, and the lens display as the head-wearing display device
It uses, described image source is connected to the lens body.
The embodiment of the present application also provides a kind of head-wearing display device, including lens body and is connected to the lens body
On wearing fixing piece, further includes: image source interface, described image source interface is for installing image source；Naked eye 3D film, neighbouring institute
State the setting of image source interface；And optical device, neighbouring described image source interface is arranged, in the image for playing described image source
Appearance can be imaged in the optical device.Wherein, described image source is for playing picture material to be played, described in allowing
Picture material is divided into two groups of light projected towards different directions after naked eye 3D film refraction, to be respectively formed the first figure
As content and the second picture material.
The embodiment of the present application also provides a kind of visual display method, is applied to during AR light field shows, the visual display side
Method includes: to provide optical device and image source, and described image source is enable to be projected in image to be played to the optical device
Hold；Naked eye 3D film is provided, naked eye 3D film is covered and fits on the display screen in described image source；And control described image source
It plays picture material to be played, after described image content penetrates the naked eye 3D film, is reflected to form the towards different directions
One picture material and the second picture material, and be projected on the optical device simultaneously.
Wherein, in some embodiments, before picture material to be played being played in described image source, to be played
Picture material carries out distortion correction.
Wherein, in some embodiments, before playing picture material to be played in described image source, further includes: obtain
Take the optical parameter of the optical device；According to the optical parameter, calculate the distortion of the first picture material of user's observation with
The first Direct mapping relationship and the first back mapping relationship between the first image content；According to the optical parameter, meter
Calculate the second Direct mapping relationship and second between the distortion and second picture material of the second picture material of user's observation
Back mapping relationship；And it is rendered using the first back mapping relationship and the second direction mapping relations to be played
Picture material.
Compared with the existing technology, in vision display system provided by the embodiment of the present application, by by the naked eye 3D film
It is set to before described image source, the naked eye 3D film can reflect the picture material that described image source plays at the first image
Content and the second picture material, thus make the right and left eyes of user that the first picture material and the second picture material be respectively seen, it is described
Image source does not need to be divided into left-eye image part and eye image part, and the optical device is also not required to that left eye is divided into show
Part and right eye display portion, enable described image source to be displayed in full screen picture material to be played, and it is aobvious to expand the vision
The field angle for showing system enables the vision display system to have the bigger depth of field, improves the visual experience of user.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the application, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram for the vision display system that one embodiment of the application provides；
Fig. 2 is the schematic diagram at another visual angle of vision display system shown in FIG. 1；
Fig. 3 is the schematic cross-section of the optical device of vision display system shown in FIG. 1；
Fig. 4 is the structural schematic diagram of the concave curved surface of the optical device of vision display system shown in FIG. 1；
Fig. 5 is the imaging optical path schematic diagram of the optical device of vision display system shown in FIG. 1；
Fig. 6 is the schematic diagram for the vision display system that another embodiment of the application provides；
Fig. 7 is the schematic diagram for the vision display system that the another embodiment of the application provides；
Fig. 8 is the schematic diagram for the vision display system that the application another embodiment provides；
Fig. 9 is the schematic diagram for the vision display system that the another embodiment of the application provides；
Figure 10 is the schematic diagram of head-wearing display device provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Please refer to Fig. 1 and Fig. 2, the embodiment of the present application provides a kind of vision display system 100, for virtual reality and/or
Method, system and the product of the stereoscopic vision of augmented reality are specifically applicable to the application of virtual reality, augmented reality, and
Other application, such as close eye show, calculate and show that application or even plain text are shown etc..
Specifically in Fig. 1 and embodiment shown in Fig. 2, the vision display system 100 includes image source 10, optical device
30 and naked eye 3D film 50.The optical device 30 is arranged adjacent to described image source 10, and the naked eye 3D film 50 is set to described
Between image source 10 and the optical device 30.When the vision display system 100 works, described image source 10 plays to be played
Picture material, the picture material to be played can be projected on the optical device 30 through the naked eye 3D film 50,
And be imaged on the optical device 30, allow users to via watch through the optical device 30 reflect picture material,
It is shown with establishing light field.
In some embodiments, described image source 10 includes the display screen 11 for playing content to be played, described naked
Eye 3D film 50 is fitted on the display screen 11, and the picture material that the display screen 11 plays is reflected by the naked eye 3D film
Afterwards, can be divided into two groups towards different directions project light to be respectively formed the first picture material and the second picture material, due to
Radiation direction is different, and light only identical with prism direction in naked eye 3D film 30 so just can enter human eye, finally make user's
Left eye and right eye can receive different pictures, to form three-dimensional stereoscopic visual.Therefore, in the image that the display screen 11 plays
Hold through after the naked eye 3D film 50, forms the first picture material and the second picture material, and be projected to the optics device simultaneously
On part 30, the left eye and right eye of user can be respectively seen the first image content and second picture material, and described first
Picture material and second picture material are overlapped mutually in the brain of user, to allow users to see stereopsis.
Further, the naked eye 3D film 50 includes prism array (not shown), and the prism array is for reflecting
Light, so that the eyes of user are only capable of seeing and the consistent light in the direction of the prism.Further, the prism array
Width is predetermined width, and the angle of the prism array is predetermined angle, and the focal length of the prism array is default focal length, make through
The light for crossing the prism array refraction is formed by the first picture material and the second picture material in the optical device 30
After imaging, the first image content and second picture material can be reflected onto the left eye and right eye of user respectively,
That is, the left eye of user only sees the first image content, the right eye of user is only capable of seeing the second picture material, to make user
It can be seen that stereopsis.
It is described before being set to described image source 10 using the naked eye 3D film 50 due to the vision display system 100
Naked eye 3D film energy 30 can reflect the picture material that described image source 10 plays at the first picture material and the second picture material,
To make the right and left eyes of user that the first picture material and the second picture material be respectively seen, described image source 10 does not need to be divided into
Left-eye image part and eye image part, the optical device 30 are also not required to be divided into left-eye display section and right eye display unit
Point, so that described image source 10 is displayed in full screen picture material to be played, expands the visual field of the vision display system 100
Angle enables the vision display system 100 to have the bigger depth of field, improves the visual experience of user.Simultaneously as the figure
Image source 10 does not need to be divided into left-eye image part and eye image part, and the optical device 30 is also not required to be divided into left eye aobvious
Show part and right eye display portion, for user in viewing, there is no the vertical stripes of block vision, further improve user's
Visual experience.
In some embodiments, described image source 10 may include for playing video any kind of spontaneous emission or
Pixel array is illuminated, for example, described image source can include but is not limited to liquid crystal over silicon (LCoS) display device, liquid crystal display
(LCD) panel, organic light emitting display (OLED), ferroelectric liquid crystal on silicon (FLCoS) device, digital mirror device (DMD), be based on before
State these micro-projector or the projector beam of micro projector, such as laser-projector or fibre optic scanner beam or it is any its
The microform display device of its suitable type.
It is appreciated that the optical presentation system 100 can not include described image in other some embodiments
Source 10, and customer-furnished image source is as described image source 10.At this point, the optical presentation system 100 may include figure
Image source interface, described image source 10 are the display for being connected to described image source interface.In a particular embodiment, the figure
Image source interface is used to install and connect the image source 10 (or external image source 10) of user's offer.
It is appreciated that described image source 10 can show for non-3 D stereo, and by being covered on the display screen 11
The naked eye 3D film make play picture material reflect to form the first image content and second picture material.
It is appreciated that the naked eye 3D film 50 can integrate in described image source 10 in other some embodiments
In, so that described image source 10 is rendered as naked eye 3D stereoscopic display.Specifically, described image source 10 may include described aobvious
Display screen 11 and the naked eye 3D film, the naked eye 3D film are covered and are fitted on the display screen 11.
It can also be appreciated that the naked eye 3D film 50 can be omitted, and described in other some embodiments
Image source 10 is naked eye 3D display device.The naked eye 3D display device can be simultaneously emitted by the light emitted towards different directions, with
The first image content and second picture material are formed, so that the left eye of user and right eye is received different
Picture, to form three-dimensional stereoscopic visual.It is appreciated that in other implementations, described image source 10 may include naked eye
3D display screen, the naked eye 3D display screen is used to issue the light emitted towards different directions, to be formed in the first image
Appearance and second picture material.
The optical device 30 picture material that described image source 10 plays for rendering.In the present embodiment, described
Optical device 30 is concave mirror, and its concave curved surface 32 is arranged towards described image source 10.Further, the optical device 30 is
Single concave mirror.
Further, please refer to Fig. 4, the concave curved surface 32 of the optical device 30 includes many micro-structure cambered surfaces
321, the micro-structure cambered surface 321 is invisible under naked eyes.In the present embodiment, the song of multiple micro-structure cambered surfaces 321
Rate is all the same, and multiple 321 close-packed arrays of micro-structure cambered surface settings, allows the focus of the optical device 30 for bias
Focus.
Further, the focus of the optical device 30 is eccentric focus, that is, the focus of the optical device 30 is opposite
It is deviated in the geometric center of the optical device 30.Please refer to Fig. 5, in some embodiments, the optical device 30 has
There are two focuses, and two focuses of the optical device 30 are respectively facing its two opposite lateral offset, so that two cokes
Point is separately adapted to the left eye and right eye of user, to make user's either left eye or right eye observe, from the optical device
Image seen in 30 is to further improve the visual effect of the vision display system 100 in intermediate position.
Further, specifically in the embodiment shown in fig. 5, the optical device 30 has the first focus F1 and second burnt
Point F2.Relative to the geometric center of the optical device 30, the first focus F1 and the second focus F2 are respectively facing institute
State opposite two lateral offset of optical device 30.Picture material in described image source 10 shape in the optical device 30
At the virtual image 13, allow users to observe the virtual image 13 in the optical device 30.Due to the coke of the optical device 30
Point is eccentric focus, and the left-eye image content for enabling the left eye of user to see is located at the center of its left eye visual field, that is, described
The light path L11 of the left edge of the virtual image 13 to user's left eye is equal to the right hand edge of the virtual image 13 to the light path L12 of user's left eye；Together
Sample, the eye image content that the right eye of user is seen can be located at the center of its right eye visual field, that is, a left side for the virtual image 13
The light path L21 of edge to user's right eye is equal to the right hand edge of the virtual image 13 to the light path L22 of user's right eye.Therefore, Yong Huwu
By being left eye or right eye observation, the image seen in the optical device 30 are the intermediate positions in visual field, make
User can obtain good visual experience.
It is shown when above-mentioned vision display system 100 is applied to nearly eye, when being such as applied to head-wearing display device (Figure 10), institute
The focal length for stating optical device 30 can be smaller.For example, the focal length of the optical device 30 can be greater than or equal to 1 centimetre.When upper
The vision display system 100 stated is applied to common AR light field and shows or when naked eye 3D display, the coke of the optical device 30
Away from can be larger, for example, the focal range of the optical device 30 can differ for one centimetre to several meters range.It is understood that
It is that the focal range of the optical device 30 can be according to actual use demand setting, it is not limited to described by this specification.
Further, the optical device 30 be not only can with reflection light but also can with the transflection concave mirror of transmitted ray, with
The picture material for enabling described image source 10 to play forms the virtual image in the optical device 30, and user can be through described
The true environment in the observation of optical device 30 front, so that the broadcasting content on the optical device 30 can be more natural
Superposition is merged with true environment in ground.
Further, the optical device 30 be not only can with reflection light but also can be with the transflection concave mirror of transmitted ray when,
Its transmission ranges to light are as follows: greater than 0% and less than 100%, designed with specific reference to actual demand.
Please refer to Fig. 3, in some embodiments, the optical device 30 includes eyeglass ontology 34 and transflection film
Layer 36.The transflection film layer 36 is arranged on the eyeglass ontology 34 towards the side of user, makes to play in described image source 10
Picture material can directly be reflected by the transflection film layer 36, the eyes for access customer of going forward side by side, to avoid the optical device
30 thickness influences light refraction bring, is conducive to the display effect for improving the vision display system 100.
In some embodiments, the transflection film layer 36 can be Anti-reflective coating, or thin reflectance coating.The transflection
When film layer 36 is thin reflectance coating, the thin reflectance coating is nanometer grade thickness film, and thickness is about tens nanometers to hundred nanometers.It can be with
Understand, the transflection film layer 36 can cover the partial region of the eyeglass ontology 34, the mirror can also be completely covered
The all surfaces of piece ontology 34.It is appreciated that in some embodiments, the mirror can also be arranged in the transflection film layer 36
Deviate from the side on piece ontology 34.
Compared with the existing technology, the vision display system 100 provided by the embodiments of the present application, by by the naked eye 3D
Film 50 is set to before described image source 10, and the naked eye 3D film 50 can reflect the picture material that described image source 10 plays
At the first picture material and the second picture material, to make the right and left eyes of user that the first picture material and the second image be respectively seen
Content, described image source 10 do not need to be divided into left-eye image part and eye image part, and the optical device 30 is also not required to
It is divided into left-eye display section and right eye display portion, described image source 10 is enable to be displayed in full screen picture material to be played,
The field angle for expanding the vision display system 100 enables the vision display system 100 to have the bigger depth of field, mentions
The visual experience of high user.
It is understood that in a particular embodiment, the specific setting position in described image source 10 is unrestricted, and
Guarantee that user can observe the virtual image of the picture material played in described image source 10 in the optical device 30.Together
Sample is it is understood that in other implementations, the optical device 30 may be the structure other than concave mirror, example
Such as, plane mirror, convex lens etc..
For example, the optical device 30 is concave mirror, 11 direction of display screen in described image source 10 referring to Fig. 1
The concave curved surface 32 of the optical device 30 is arranged.Further, the display screen 11 in described image source 10 is approximately perpendicular to the light
The optical axis 31 for learning device 30 is arranged.
For another example, referring to Fig. 6, the optical device 30 is concave mirror, the display screen 11 in described image source 10 is towards described
The optical axis 31 of optical device 30 is arranged, and the picture material that described image source 10 plays reflexes to the optics via a reflecting element 12
In device 30.Further, the optical axis 31 that the display screen 11 in described image source 10 is roughly parallel to the optical device 30 is arranged.
For another example, referring to Fig. 7, the optical device 30 is concave mirror, the display screen 11 in described image source 10 is away from described
The optical axis 31 of optical device 30 is arranged, and the picture material that described image source 10 plays reflexes to the optics via a reflecting element 14
In device 30.
For another example, referring to Fig. 8, the optical device 30 is plane mirror, the display screen 11 in described image source 10 is towards described
Optical device 30 is arranged, and the picture material that described image source 10 plays is projected to the optical device 30 via a convex lens 16
In.
For another example, referring to Fig. 9, the optical device 30 is concavees lens, the display screen 11 in described image source 10 is towards described
Optical device 30 is arranged, and the optical device 30 is between described image source 10 and the eyes of user.It broadcasts in described image source 10
The picture material put is through the naked eye 3D film 50 and the optical device 30 and is projected in human eye.Further, the figure
Image source 10, the naked eye 3D film 50 and the optical device 30 are successively arranged along the optical axis 31 of the optical device 30.This
When, the vision display system 100 can be applied in VR display device.
It should be understood that above-mentioned vision display system 100 provided by the embodiments of the present application, can be applied to virtual reality
And/or in the method for the stereoscopic vision of augmented reality, system and product, naked eye 3D display can also be applied to, AR light field be shown,
Nearly eye is shown etc. in technologies.
For example, the vision display system 100 can be applied to AR light field and show in some specific embodiments,
The optical device 30 is used as translucent display screen, and described image source 10 and the naked eye 3D film 50 make as player
With.
Further, for the ease of controlling imaging of the broadcasting content in the optical device 30, the vision is aobvious
Show that system 100 can also include regulating mechanism (not shown), the regulating mechanism is for adjusting described image source 10 in institute
Object distance before stating optical device 30, and the imaging depth of the adjustment broadcasting content.Specifically, the regulating mechanism connection
In described image source 10, the regulating mechanism can be electric motor device or other suitable mechanisms.Further, in order to just
In adjusting the imaging size or clarity, imaging plane depth/distance etc. of the broadcasting content in the optical device 30
Parameter, the vision display system 100 can also include zoom mechanism (not shown).The zoom mechanism can be set
Between described image source 10 and the optical device 30.Specifically, the zoom mechanism can be manual zoom mechanism or electricity
Dynamic zoom mechanism, and the zoom mechanism usually may include lens subassembly, this specification does not repeat one by one.
For another example, in other some specific embodiments, it is aobvious that the vision display system 100 can be applied to nearly eye
Show, as being applied in head-wearing display device 200 shown in Fig. 10.
Meanwhile the embodiment of the present application also provides a kind of head-wearing display device 200, please refer to Fig. 1 and Figure 10, the head
The wearing fixing piece 203 that display device 200 includes lens body 201 and is connected on the lens body 201 is worn, in this reality
It applies in mode, the wearing fixing piece 203 is adjustable elastic belt.The vision display system 100 setting it is described wear it is aobvious
In showing device 200, specifically, the optical device 30 is arranged in the front of the lens body 201, and as it is described wear it is aobvious
The lens display of showing device 200 uses, and described image source 10 and the naked eye 3D film 50 are connected to the lens body 201
Or it is set in the lens body 201.
In the present embodiment, the imaging size for the ease of adjustment broadcasting content in the optical device 30 or clear
The parameters such as degree, imaging plane depth/distance, the vision display system 100 can also include zoom mechanism (not shown).
The zoom mechanism is arranged in the lens body 201, and can be located in described image source 10 and the optical device 30
Between.Specifically, the zoom mechanism can be manual zoom mechanism or power zoom mechanism, and the zoom mechanism is usual
It may include lens subassembly, this specification does not repeat one by one.
Further, the head-wearing display device 200 further includes the controller 205 being set on the lens body 201.
The side of the lens body 201 is arranged in the controller 205, for controlling the vision display system 100, and provides use
Family operates the operating position of the head-wearing display device 200.In some embodiments, the controller 205 may include behaviour
Make panel 2051 and display panel 2053, the operation panel 2051 can be key panel, be used to control broadcasting content,
Imaging depth, display color, display brightness, broadcast sound volume etc., correspondingly, the operation panel 2051 may include broadcasting content
Selection key, imaging depth regulating key, display color adjustment key, display brightness regulating key, volume adjustment button.It is described
Display panel 2053 is used to show the current state of the head-wearing display device 200, e.g., broadcasting content, imaging depth, display color
Color and display brightness, and/or, current time, current electric quantity, current volume etc..
It is appreciated that in the head-wearing display device 200, the optics is shown in other some embodiments
System 100 can not include described image source 10, and customer-furnished image source (for example, intelligent playback equipment such as mobile phone etc.)
As described image source 10.At this point, the optical presentation system 100 includes image source interface 90, and the naked eye 3D film 50 is set
It sets in the lens body 201 and neighbouring described image source interface 90 is arranged, described image source interface 90 is for installing and connecting
The image source 10 of user's offer is provided.In use, the image source 10 that user is provided for oneself is directly inserted on described image source interface 90,
It is located at the naked eye 3D film 50 before the image source 10 of insertion.
Further, the head-wearing display device 200 further includes that image generates processor (not shown), described image
It generates processor to be built in the controller 205, is used to control the broadcasting content of the optical presentation system 100.Specifically
For, in some embodiments, described image generates processor can will image associated with the broadcasting content
Or Video Quality Metric is the format that can project the optical device 30.For example, the broadcasting content can when generating 3D content
It can need to be formatted, so that a part of specific image is shown in certain depth plane, and other parts are in other depths
Spend display at plane (that is, the imaging depth of control with different parts in piece image)；Alternatively, can be at certain depth plane
Generate all images；Alternatively, described image generate processor can be used for presenting respectively to the right and left eyes of user it is slightly different
Image, to generate above-mentioned the first picture material and the second picture material, so that when two eyes of user are observed together, institute
State broadcasting content be it is coherent and comfortable, stereopsis more true to nature can also be presented；Alternatively, described image generates processor
It can be used for carrying out distortion correction to picture material to be played, to improve the stereoscopic effect of the vision display system 100.
Further, described image, which generates processor, may further include memory, CPU (central processing unit), GPU
(graphics processing unit) and the other circuits for generating and handling for image.Image generate processor can be programmed with to
The desired broadcasting content that the user of virtual reality or augmented reality system is presented.
In addition, the embodiment of the present application also provides a kind of visual display method, the visual display method be can be applied to
Any one vision display system in embodiment is stated, and/or, in head-wearing display device.Wherein, the vision display system packet
Include image source, optical device and naked eye 3D film.Described image source to the optical device for projecting in image to be played
Hold, the picture material that the naked eye 3D film is used to play in described image source 10 is reflected in the first picture material and the second image
Hold, enables the right and left eyes of user that the first picture material and the second picture material is respectively seen.The visual display method includes
Step:
Step S101: optical device is provided, makes to set between the optical axis of the optical device and user's sight at default angle
It sets.
Further, the range of the described first default angle are as follows: be greater than 0 degree and less than 90 degree.Wherein, in some embodiments
In, the optical device is not only can be with reflection light but also can be with the transflection concave mirror of transmitted ray, to the transmissivity model of light
It encloses are as follows: be greater than 0% and less than 100%.The optical device includes eyeglass ontology and transflection film layer, the transflection film layer setting
In the concave curved surface side of the eyeglass ontology.
Step S103: providing image source, so that the display screen in described image source is projected to the optical device to be played
Picture material.
Further, when described image source is set, the display screen in described image source is set towards the optical device.Its
In, in some embodiments, the display screen in described image source is towards the concave curved with the transflection film layer on the optical device
Face setting.
Step S105: naked eye 3D film is provided, is set to naked eye 3D film between the optical device and described image source.
Further, the naked eye 3D film is covered and is fitted on the display screen in described image source.
Further, the naked eye 3D film includes prism array (not shown), and the prism array is for reflecting light
Line, so that the eyes of user are only capable of seeing and the consistent light in the direction of the prism.Further, the width of the prism array
Degree is predetermined width, and the angle of the prism array is predetermined angle, and the focal length of the prism array is default focal length, make by
The light of the prism array refraction is formed by the first picture material and the second picture material is imaged in the optical device
Afterwards, the first image content and second picture material can be reflected onto the left eye and right eye of user respectively, that is, with
The left eye at family only sees the first image content, and the right eye of user is only capable of seeing the second picture material, to allow users to
See stereopsis.
Step S107: control described image source plays picture material to be played.The picture material that described image source plays
After the naked eye 3D film, the first picture material and the second picture material are formed by reflecting towards different directions, and throw simultaneously
It is incident upon on the optical device, the left eye and right eye of user can be respectively seen in the first image content and second image
Hold, the first image content and second picture material are overlapped mutually in the brain of user, to allow users to see
To stereopsis.
It is appreciated that in some embodiments, step S105 can be omitted, at this point, described image source is aobvious for naked eye 3D
Show device.The naked eye 3D display device can be simultaneously emitted by the light emitted towards different directions, to be formed in the first image
Appearance and second picture material, finally enable the left eye of user and right eye receive different pictures, to form 3 D stereo
Vision.It is appreciated that in other implementations, described image source may include naked eye 3D display screen, the naked eye 3D is aobvious
Display screen is used to issue the light emitted towards different directions, to form the first image content and second picture material.
In some embodiments, before described image source plays picture material, distortion correction is carried out to picture material, with
When avoiding the corresponding picture material of the monocular vision of user, it is seen that image content edge generate distortion, to eliminate and/or drop
The ghost phenomena at the edge for the picture material that low user finally sees.Specifically, when carrying out distortion correction to picture material, point
It is other that anti-distortion processing is carried out to picture material to be played, make user in the corresponding picture material of monocular vision, it is seen that
Picture material is smooth vertical and horizontal picture, to eliminate the ghost image being ultimately imaged in human eye, and can be improved the vertical of image
Body display effect.Above-mentioned distortion correction, may comprise steps of:
Step S1072: obtaining the optical parameter of the optical device, according to the optical parameter, calculates user's left eye and sees
The distortion and the first Direct mapping relationship of the first original picture material for the first picture material examined；It should be understood that should
The first original picture material, it is thus understood that the picture material that described image source plays reflects after penetrating the naked eye 3D film
The first picture material；
In some embodiments, the optical parameter is the focus parameter of the optical device.It is appreciated that at other
Some embodiments in, the optical parameter can be the curvature parameters and/or focus parameter etc. of optical device；
Step S1073: the distortion of the first picture material of original the first picture material and the observation of user's left eye is calculated
First back mapping relationship；
Step S1074: functional simulation above-mentioned the first Direct mapping relationship and the first back mapping relationship are utilized；Observation
Distortion degree of first picture material of user's left eye observation of simulation relative to the first original picture material, if distortion degree
In allowable range of error, then the first Direct mapping relationship and the first back mapping relationship are confirmed, if distortion degree is not accidentally
In poor allowed band, then the first Direct mapping relationship and the first back mapping relationship are recalculated；
Step S1075: according to the optical parameter, confirm the distortion of the second picture material of user's right eye observation with it is original
The second picture material between the second mapping relations；It should be understood that the second original picture material, it is thus understood that institute
The picture material of image source broadcasting is stated through the second picture material made of reflecting after the naked eye 3D film；
Step S1076: the distortion of the second picture material of original the second picture material and the observation of user's right eye is calculated
Second back mapping relationship；
Step S1077: functional simulation above-mentioned the second Direct mapping relationship and the second back mapping relationship are utilized；Observation
Distortion degree of second picture material of user's right eye observation of simulation relative to the second original picture material, if distortion degree
In allowable range of error, then the second Direct mapping relationship and the second back mapping relationship are confirmed, if distortion degree is not accidentally
In poor allowed band, then the second Direct mapping relationship and the second back mapping relationship are recalculated；And
Step S1078: described image is rendered using the first back mapping relationship and the second back mapping relationship
Picture material to be played in source.
Above-mentioned vision display system 100 provided by the present application can be applied to the vertical of virtual reality and/or augmented reality
In the method for body vision, system and product, naked eye 3D display can also be applied to, in the technologies such as AR light field is shown, nearly eye is shown.
Due to by the way that before the naked eye 3D film 50 is set to described image source 10, the naked eye 3D film energy 30 can be by described image
The picture material that source 10 plays is reflected into the first picture material and the second picture material, and described image source 10 is shown in full-screen wait broadcast
The single picture for the picture material put, and the first image content and described second are generated by the naked eye 3D film 50 simultaneously
Picture material, and make above-mentioned vision display system 100 that there is bigger field angle as optical device 30 using single concave mirror
And field depth, the visual effect presented are relatively preferable.
Simultaneously as being used as image-forming component using optical device 30, the picture material that image source 10 plays can be in optics
It is imaged in device 30, image distance can achieve except one meter even more meters, make the user do not need fixedly closely to watch traditional
3D display screen can effectively alleviate the use asthenopia of user, improve user experience.
Further, above-mentioned head-wearing display device 100 is used to be worn on the head use for user, and no matter which kind of user uses
Posture is in where, and the position of the eyes of user is about fixation relative to virtual reality system 100 always, makes vision
The stereoscopic visual effect that display system 100 is presented obtains good guarantee, needs user to sit/stand so as to avoid traditional 3D display
Inconvenience when a fixed position.
Further, above-mentioned vision display system 100 can be applied to the field AR, allow user's collocation head-tracker
It uses, is advantageously implemented stereoscopic visual effect more true to nature.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although
The application is described in detail with reference to the foregoing embodiments, those skilled in the art are when understanding: it still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；And
These are modified or replaceed, do not drive corresponding technical solution essence be detached from each embodiment technical solution of the application spirit and
Range.
Claims (10)
1. a kind of vision display system, it is applied to during AR/VR light field shows, which is characterized in that the vision display system includes:
Image source；
Naked eye 3D film, is covered in described image source；And
Optical device, neighbouring described image source are arranged, and the picture material for enabling described image source to play is in the optical device
Middle imaging；
Wherein, described image source is reflected for playing picture material to be played, described image content by the naked eye 3D film
It is divided into two groups of light projected towards different directions, afterwards to be respectively formed the first picture material and the second picture material.
2. vision display system as described in claim 1, which is characterized in that described image source is non-three-dimensional monitor,
The naked eye 3D film fits on the display screen in described image source；
And/or described image source includes display screen, the naked eye 3D film fits on the display screen, make described image source and
Affiliated naked eye 3D film is collectively appear as naked eye 3D display device.
3. vision display system as described in claim 1, which is characterized in that the optical device is single concave mirror, the light
The concave curved surface for learning device is arranged towards described image source.
4. vision display system as claimed in claim 3, which is characterized in that the optical device include two focuses, two
The focus is deviated to the two sides of the optical device respectively relative to the geometric center of the optical device to be arranged.
5. vision display system as claimed in claim 3, which is characterized in that the optical device be not only can with reflection light but also
It can be arranged with the concave mirror of transmitted ray, the concave curved surface of described image source towards the optical device；
And/or the concave curved surface of the optical device includes multiple micro-structure cambered surfaces, the curvature of multiple micro-structure cambered surfaces is homogeneous
Together, and multiple micro-structure cambered surface close-packed arrays are arranged；
And/or the vision display system further includes regulating mechanism, the regulating mechanism is connected to described image source, the tune
Section mechanism is for adjusting the distance between described image source and the optical device；
And/or the vision display system further includes zoom mechanism, the zoom mechanism is arranged in described image source and the light
It learns between device.
6. a kind of head-wearing display device, special including lens body and the wearing fixing piece being connected on the lens body
Sign is, further includes the vision display system of any one of Claims 1 to 5, and the vision display system is arranged in the head
It wears in display device, the optical device is installed in the lens body, and the eyeglass as the head-wearing display device is shown
Device uses, and described image source is connected to the lens body.
7. a kind of head-wearing display device, special including lens body and the wearing fixing piece being connected on the lens body
Sign is, further includes:
Image source interface, described image source interface is for installing image source；
Naked eye 3D film, neighbouring described image source interface are arranged；And
Optical device, neighbouring described image source interface are arranged, and the picture material for enabling described image source to play is in the optics
It is imaged in device；
Wherein, described image source is for playing picture material to be played, to allow described image content by the naked eye 3D
It is divided into two groups of light projected towards different directions after film refraction, to be respectively formed the first picture material and the second picture material.
8. a kind of visual display method, which is characterized in that be applied to during AR light field shows, the visual display method includes:
Optical device and image source are provided, described image source is enable to project picture material to be played to the optical device；
Naked eye 3D film is provided, naked eye 3D film is covered and fits on the display screen in described image source；And
Control described image source plays picture material to be played, after described image content penetrates the naked eye 3D film, by direction
Different directions reflect to form the first picture material and the second picture material, and are projected on the optical device simultaneously.
9. visual display method as claimed in claim 8, which is characterized in that played in described image source in image to be played
Before appearance, distortion correction is carried out to picture material to be played.
10. visual display method as claimed in claim 8, which is characterized in that play image to be played in described image source
Before content, further includes:
Obtain the optical parameter of the optical device；
According to the optical parameter, between the distortion and the first image content for calculating the first picture material of user's observation
First Direct mapping relationship and the first back mapping relationship；
According to the optical parameter, calculate between the distortion and second picture material of the second picture material of user's observation
Second Direct mapping relationship and the second back mapping relationship；And
Picture material to be played is rendered using the first back mapping relationship and the second direction mapping relations.
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