CN208672914U - A kind of naked eye three-dimensional virtual reality display helmet - Google Patents
A kind of naked eye three-dimensional virtual reality display helmet Download PDFInfo
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- CN208672914U CN208672914U CN201820824592.2U CN201820824592U CN208672914U CN 208672914 U CN208672914 U CN 208672914U CN 201820824592 U CN201820824592 U CN 201820824592U CN 208672914 U CN208672914 U CN 208672914U
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- naked eye
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- virtual reality
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Abstract
The utility model discloses a kind of naked eye three-dimensional virtual realities to show the helmet, comprising: wears sandwich type element；Naked eye three-dimensional display screen is set to the wear-type enclosure interior, for showing naked eye three-dimensional picture；Microscope group is reflected, is set to the enclosure interior, the naked eye three-dimensional picture for showing the naked eye three-dimensional display screen reflexes to user's view field space of predetermined angular；The reflection microscope group can also adjust its light transmittance, to control the light ratio that external environmental light enters user's view field space by the reflection microscope group.The utility model can adjust the light transmittance of reflection microscope group, user's control is facilitated to watch external environment, and can be shown in virtual reality and augmented reality show between switch over, have that structure is simple, switches convenient, clear, undistorted, the no-delay advantage of display effect.
Description
Technical field
The utility model embodiment is related to virtual reality display technology more particularly to a kind of naked eye three-dimensional virtual reality is shown
The helmet.
Background technique
Virtual reality (VR, virtual reality) display technology is a kind of interactive three-dimensional of Multi-source Information Fusion
Dynamic vision and the emulation of entity system of behavior, can use computer and generate a kind of simulated scenario, so that user is immersed in this virtual
In scene.
Current wear-type VR shows that equipment usually requires two pieces of display screens or one piece of display screen is split difference
Display display right and left eyes image, and two images are reflected into user's right and left eyes by optical module.
However wear-type VR shows that equipment needs to cover when in use user's eyes, user can only see generation in the helmet
Picture checks actual environment if necessary, then must suspend viewing VR image, and remove the helmet, use is extremely inconvenient.
Utility model content
The utility model provides a kind of naked eye three-dimensional virtual reality display helmet, can adjust the light transmittance of reflection microscope group,
Facilitate user's control watch external environment, and can be shown in virtual reality and augmented reality show between switch over, have
Structure is simple, switches convenient, clear, undistorted, the no-delay advantage of display effect.
A kind of naked eye three-dimensional virtual reality display helmet, comprising: wear sandwich type element；Naked eye three-dimensional display screen is set to institute
Wear-type enclosure interior is stated, for showing naked eye three-dimensional picture；Microscope group is reflected, the enclosure interior is set to, being used for will be described
The naked eye three-dimensional picture that naked eye three-dimensional display screen is shown reflexes to user's view field space of predetermined angular；The reflection microscope group may be used also
To adjust its light transmittance, to control the light ratio that external environmental light enters user's view field space by the reflection microscope group.
Further, the reflection microscope group includes into light microscopic and out light microscopic, the naked eye that the naked eye three-dimensional display screen is shown
Three-dimensional picture from it is described enter light microscopic enter the reflection microscope group, and from it is described go out light microscopic reflection after be transmitted to user's view field space.
Further, the reflection microscope group further includes intermediate mirror, the intermediate mirror be set to it is described enter light microscopic and it is described go out
In the optical path that light microscopic is formed, by reflex, light microscopic is entered described in relaying and extension to the optical path between the light microscopic out.
Further, it is described go out light microscopic include electrically-controlled liquid crystal light valve substrate and on electrically-controlled liquid crystal light valve substrate surface
The semi-transflective reflective film of setting, the semi-transflective reflective film lead to for reflecting naked eye three-dimensional picture to user's view field space
The light passing rate of electrically-controlled liquid crystal light valve substrate described in power control is crossed, so that controlling the ambient passes through the electrically-controlled liquid crystal light
The ratio of valve substrate arrival eyes of user.
Further, it is described go out light microscopic include Electrocontrolled color change substrate and the half of Electrocontrolled color change substrate surface setting
Saturating semi-reflective film, the semi-transflective reflective film are controlled for reflecting naked eye three-dimensional picture to user's view field space by being powered
The color of the Electrocontrolled color change substrate is made, eyes of user is reached by the Electrocontrolled color change substrate to control the ambient
Ratio.
Further, the range of the transflection ratio of the semi-transflective reflective film is 40%-60%.
Further, further include drive circuit module, the drive circuit module be set to it is described wear in sandwich type element, use
It is shown and the light passing rate of the electrically-controlled liquid crystal light valve in controlling the naked eye three-dimensional display screen.
It further, further include remote-control handle, the remote-control handle passes through wireless and/or has with the drive circuit module
Line mode connects, for controlling the naked eye three-dimensional display screen and the electrically-controlled liquid crystal light valve.
The utility model provides a kind of naked eye three-dimensional virtual reality display helmet, by using electrically-controlled liquid crystal light valve substrate
Mode facilitates user's control to watch external environment, and can be aobvious in virtual reality so as to adjust the light transmittance of reflection microscope group
Show and augmented reality show between switch over, have that structure is simple, switching is convenient, display effect is clear, undistorted, no-delay
The advantages of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of naked eye three-dimensional virtual reality provided by the embodiment of the utility model shows the helmet；
Fig. 2 is the knot of the naked eye three-dimensional display screen of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment
Structure schematic diagram；
Fig. 3 is the optical schematic diagram of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment；
Fig. 4 is another optical schematic diagram of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment；
Fig. 5 is another optical schematic diagram of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment；
Fig. 6 is the structure and optics for going out light microscopic of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment
Schematic diagram；
Fig. 7 is that naked eye three-dimensional virtual reality in the utility model embodiment shows the structure for going out light microscopic of the helmet and another
Optical schematic diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 1 is the structural schematic diagram that a kind of naked eye three-dimensional virtual reality provided by the embodiment of the utility model shows the helmet,
Fig. 2 is the front view of the naked eye three-dimensional virtual reality display helmet in the utility model embodiment；Fig. 3 is that the utility model is implemented
Naked eye three-dimensional virtual reality in example shows the top view of the helmet；Fig. 4 is a kind of naked eye three provided by the embodiment of the utility model
Tie up the optical schematic diagram that virtual reality shows the helmet.
Referring to FIG. 1, the naked eye three-dimensional virtual reality shows that the helmet includes wearing sandwich type element 10, naked eye three-dimensional display screen
11, microscope group 12 and image amplifying lens 18 are reflected.
Naked eye three-dimensional display screen 11, which is fixedly mounted on, to be worn inside sandwich type element 10, and for showing naked eye three-dimensional picture.Instead
It penetrates microscope group 12 and the setting of image amplifying lens 18 is being worn inside sandwich type element 10.It reflects microscope group group 12 and forms continuous reflection optical path,
User's view field space of naked eye three-dimensional picture reflection predetermined angular for showing naked eye three-dimensional display screen 11.
Referring to FIG. 2, naked eye three-dimensional display screen 11 includes display panel 111 and the display that display panel 111 is arranged in
Light-dividing device 112 on face.Light-dividing device 112 is used to the right and left eyes picture that display panel 111 is shown being individually directed user's
Right and left eyes visual field direction.Light-dividing device 112 can for example use cylindrical lenses, slit grating, can also be saturating using electrically-controlled liquid crystal
The optical diaphragms such as mirror, electrically-controlled liquid crystal grating, so as to be needed to adjust electrically-controlled liquid crystal by automatically controlled mode according to actual displayed
Lens or the optics, such as grid section, pitch of electrically-controlled liquid crystal grating naked eye etc. are shown naked so as to adjust naked eye three-dimensional display screen 11
The field range and visual field distance of eye three-dimensional picture, visual field distance are referred to as viewing ratio.
Referring to FIG. 3, entering the reflection of light microscopic 121 specifically, reflection microscope group group 12 includes into light microscopic 121 and out light microscopic 122
Facing towards naked eye three-dimensional display screen 11, the reflecting surface of light microscopic 122 is towards user perspective direction out.The naked eye three-dimensional display screen 11
The three-dimensional picture of display from it is described enter light microscopic 121 enter the reflection microscope group 121, and from it is described out light microscopic 122 be emitted to visual field
Space forms 3D vision hence into eyes of user.By reflecting the reflex of microscope group group 12, naked eye three-dimensional can be made aobvious
The display optical path of display screen 11 enters back into eyes of user after multiple reflections, to extend optical path in a limited space, solves
Space it is limited it is longer with the observed range of naked eye three-dimensional display screen between contradiction.
In a further embodiment, reflection microscope group 12 can further include intermediate mirror 123, and intermediate mirror 123 is set to
Enter light microscopic 121 and light microscopic 122 is formed out optical path in, by reflex, relaying and enter described in extending light microscopic 121 to it is described go out
Optical path between light microscopic 123 does the space occupied so as to further decrease reflection microscope group 12, and it is aobvious to increase naked eye three-dimensional
The observed range of display screen.
It is understood that intermediate mirror 123 can be set according to actual needs it is multiple to meet different light paths distance and side
To demand.The light that intermediate mirror 123 can be also used for blocking in addition to the outgoing of light microscopic 122 out enters eyes of user, subtracts
Few light interference, so that user be made to have better immersion visual experience.
As shown in figure 3, entering light microscopic 121, intermediate mirror 123 and and light microscopic 122 forms Z-shaped substantially in being oppositely arranged out
Reflected light path, so that the naked eye three-dimensional for showing naked eye three-dimensional display screen 11 shows that the light of picture forms a Z-shaped optical path,
And it finally is emitted to eyes of user from light microscopic 122 out, such as position A in figure.
As shown in figure 4, enter light microscopic 121, intermediate mirror 123 and and same side can also be arranged in light microscopic 122 out, composition
One continuous reflecting wall of multi-panel, so that the naked eye three-dimensional for showing naked eye three-dimensional display screen shows that the light of picture forms one
The continuous optical path of class polygon, and it is ultimately incident upon eyes of user, such as position A in figure.
No matter enter light microscopic 121, intermediate mirror 123 and and out light microscopic 122 using how specific reflection mode, final mesh
Be to increase the display picture of naked eye three-dimensional display screen 11 to reach the optical path distance of eyes of user, and reduce the whole body of optical path
Product, is conducive to meet the longer viewing ratio of naked eye three-dimensional display screen 11, and be conducive to naked eye three-dimensional virtual reality and show
The lightweight of the volume of the helmet.
The naked eye three-dimensional virtual reality display helmet provided in this embodiment is by using naked eye three-dimensional display screen 11 and instead
The structure for penetrating microscope group 12, by entering light microscopic 121, intermediate mirror 123 and out the continuous reflection of light microscopic 122 prolongs three-dimensional picture optical path
It is long, it is simple and light, it can be shown that simple process is naked using the longer naked eye three-dimensional display screen 11 of viewing distance
Eye stereo display effect is good.
Further, as shown in Figs 1-4, it is also provided with image amplifying lens 18 on the outside of the light microscopic 122 out, it is described
Image amplifying lens 18 is used to amplify the naked eye three-dimensional picture that the reflection microscope group 12 reflects, so that user be made to watch the naked eye
The magnified picture of three-dimensional picture watches larger sized naked eye three in this way, naked eye three-dimensional picture can be made full of the user visual field
Tie up picture.
Described image amplifying lens 18 can use physical lens, can preferably use Fresnel Lenses, in this way can be with
Reduce the thickness and weight of lens.
Further, in order to adjust image enlargement ratio, image amplifying lens 18 can also be saturating using electrically-controlled liquid crystal
Mirror controls the enlargement ratio of the electrically-controlled liquid crystal lens by voltage, meets the amplification demand of different scenes and different pictures.
Further, such as Fig. 5, it is curved mirror that light microscopic 122, which can be set out, and the naked eye three-dimensional for amplifying reflection is drawn
Face obtains the virtual image of the amplification of naked eye three-dimensional picture, to ensure that when user wears the virtual display device, naked eye three-dimensional
The three-dimensional picture of display screen 11, which can amplify, to be reflected into the eye of user, makes user is interior in a limited space to watch larger size
Picture, increase picture feeling of immersion.
Such as Fig. 6, in a further embodiment, light microscopic 122 is including electrically-controlled liquid crystal light valve substrate 150 and in the electricity out
The semi-transflective reflective film 151 of 150 surface of draining crystalline substance light valve substrate setting.Semi-transflective reflective film 151 is for outside permeation parts
Boundary's light, and naked eye three-dimensional picture is reflected to eyes of user.Electrically-controlled liquid crystal light valve substrate 150 can change under the control of voltage
Its light transmittance converts electrically-controlled liquid crystal light valve substrate 150 between pellucidity to opaque state.
If figure is when user only needs to watch the naked eye three-dimensional picture of the display of naked eye three-dimensional display screen 11, electrically-controlled liquid crystal is controlled
Light valve substrate 150 is complete opaque state, and external environment light, which is blocked, to enter people by semi-transflective reflective film 151
Eye, the three-dimensional display that user can only watch naked eye three-dimensional display screen 11 to show, forms the virtual reality of complete feeling of immersion
Display effect.
As shown in fig. 7, when user ON TRAINS, need to watch external environment picture in environment on aircraft etc., but be not desired to
When taking helmet-type, the equipment control electrically-controlled liquid crystal light valve substrate 150 such as can for example be remotely controlled by control panel is fully transparent shape
State or translucent, such ambient can pass through control electrically-controlled liquid crystal light valve substrate 150 and semi-transflective reflective film
151 reach eyes of user, and user can conveniently watch extraneous scene at any time.
If reflect naked eye three-dimensional picture enters human eye to semi-transflective reflective film 151 simultaneously at this time certainly, reality can be formed
Augmented reality of the scene in conjunction with virtual scene is shown, has so both had both the function of virtual reality device and augmented reality equipment.
Further, semi-transflective reflective film 151 can by plated film by way of formed, the range of transflection ratio can
To be set as 40%-60%, preferably 50%.
Certainly, according to the visual demand of user and external environment brightness, light manually can also can be passed through
Sensor automatically controls the transparency of electrically-controlled liquid crystal light valve substrate 150, so that the picture of augmented reality be made to be able to maintain always most
Good display effect.External environment is watched by then passing through the mode directly transmitted, needs not move through the processing of circuit such as camera,
External environment, which is shown, to be more clear, is undistorted, is no color differnece, no-delay, and the user experience of the most comfortable can be brought to user.
The present embodiment passes through the light transmittance of control electrically-controlled liquid crystal light valve substrate 150, so as to make user not take head
In the case where helmet, external environment picture can be observed in time, and structure is simple, and it is convenient to control, and does not need the mechanical movement of reflecting mirror.
Meanwhile by the light transmittance of electrically-controlled liquid crystal light valve substrate 150, it can easily be shown in virtual reality and augmented reality is aobvious
It is switched between showing, meets the needs of several scenes.In addition, since the picture of extraneous reality scene is by transparent automatically controlled
The directly incident eyes of user of liquid crystal light valve substrate 150, needs not move through the processing of the circuits such as camera, extraneous picture has display
Clearly, undistorted no-delay advantage.
Certainly, the present embodiment can also use other controllable light transmittances or electroluminescent by control electrically-controlled liquid crystal light valve substrate 150
Off-color material is replaced, and the application is not specifically limited.
Further, as shown in Figure 1, naked eye three-dimensional virtual reality shows that the helmet further includes drive circuit module 13, setting
In wearing in sandwich type element, for controlling the display of naked eye three-dimensional display screen 11 and electrically-controlled liquid crystal substrate 150.
Drive circuit module 13, which is set to, to be worn on sandwich type element 10, drive circuit module 13 and naked eye three-dimensional display screen 11,
Electrically-controlled liquid crystal substrate 150 is electrically connected.Drive circuit module 13 can control the opening and closing of naked eye three-dimensional display screen 11, picture
It has been shown that, picture and selecting, parameter regulation increase by 11 controllability of naked eye three-dimensional display screen, show naked eye three-dimensional display screen 11
Three-dimensional picture more meets user demand.Meanwhile drive circuit module 13 can also control the light splitting parameter of light-dividing device 112, from
And control the viewing ratio of naked eye three-dimensional picture, position etc., to meet different display contents and different user to viewing
Demand.
Further, drive circuit module 13 can be with the transparency of electrically-controlled liquid crystal substrate 150, so as to keep user convenient
Observe external environment at any time, and can be shown in virtual reality reality and augmented reality show between convenient switching.
Optionally, naked eye three-dimensional virtual reality shows that the helmet further includes fixing belt 15, connect with the sandwich type element 10 of wearing,
For the naked eye three-dimensional virtual reality to be shown that the helmet is fixed on user's head, guarantee the close of display device and user's head
Fitting is stablized.
It is worth noting that, above are only the preferred embodiment and institute's application technology principle of the utility model.This field skill
Art personnel, for a person skilled in the art can be into it will be appreciated that the utility model is not limited to specific embodiment described here
The various apparent variations of row are readjusted and are substituted without departing from the protection scope of the utility model.Therefore, although by with
Upper embodiment is described in further detail the utility model, but the utility model is not limited only to above embodiments,
It can also include more other equivalent embodiments in the case where not departing from the utility model design, and the model of the utility model
It encloses and is determined by the scope of the appended claims.
Claims (8)
1. a kind of naked eye three-dimensional virtual reality shows the helmet characterized by comprising
Wear sandwich type element；
Naked eye three-dimensional display screen is set to the wear-type enclosure interior, for showing naked eye three-dimensional picture；
Microscope group is reflected, is set to the enclosure interior, the naked eye three-dimensional picture for showing the naked eye three-dimensional display screen is anti-
It is incident upon user's view field space of predetermined angular；
The reflection microscope group can also adjust its light transmittance, enter user by the reflection microscope group to control external environmental light
The light ratio of view field space.
2. naked eye three-dimensional virtual reality according to claim 1 shows the helmet, which is characterized in that the reflection microscope group includes
Enter light microscopic and out light microscopic, the naked eye three-dimensional picture that the naked eye three-dimensional display screen is shown from it is described enter light microscopic enter the reflecting mirror
Group, and user's view field space is transmitted to after the reflection of light microscopic out.
3. naked eye three-dimensional virtual reality according to claim 2 shows the helmet, which is characterized in that the reflection microscope group is also wrapped
Include intermediate mirror, the intermediate mirror be set to it is described enter light microscopic and it is described go out the optical path that is formed of light microscopic in, pass through reflex, relaying
And enter light microscopic described in extension to the optical path between the light microscopic out.
4. naked eye three-dimensional virtual reality according to claim 2 shows the helmet, which is characterized in that the light microscopic out includes electricity
Draining crystalline substance light valve substrate and the semi-transflective reflective film being arranged on electrically-controlled liquid crystal light valve substrate surface, it is described semi-transparent semi-reflecting
Film is penetrated for reflecting naked eye three-dimensional picture to user's view field space, passes through the logical of electrically-controlled liquid crystal light valve substrate described in power control
Light rate, to control the ratio that ambient reaches eyes of user by the electrically-controlled liquid crystal light valve substrate.
5. naked eye three-dimensional virtual reality according to claim 2 shows the helmet, which is characterized in that the light microscopic out includes electricity
It controls electrochromic substrate and the semi-transflective reflective film in Electrocontrolled color change substrate surface setting, the semi-transflective reflective film is used
In reflection naked eye three-dimensional picture to user's view field space, by the color of Electrocontrolled color change substrate described in power control, to control
Ambient reaches the ratio of eyes of user by the Electrocontrolled color change substrate.
6. naked eye three-dimensional virtual reality according to claim 4 shows the helmet, which is characterized in that the semi-transflective reflective is thin
The range of the transflection ratio of film is 40%-60%.
7. naked eye three-dimensional virtual reality according to claim 4 shows the helmet, which is characterized in that further include driving circuit mould
Block, the drive circuit module be set to it is described wear in sandwich type element, for control the naked eye three-dimensional display screen show and
The light passing rate of the electrically-controlled liquid crystal light valve.
8. naked eye three-dimensional virtual reality according to claim 7 shows the helmet, which is characterized in that it further include remote-control handle,
The remote-control handle is connect with the drive circuit module by wireless and/or wired mode, for controlling the naked eye three-dimensional
Display screen and the electrically-controlled liquid crystal light valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824592.2U CN208672914U (en) | 2018-05-30 | 2018-05-30 | A kind of naked eye three-dimensional virtual reality display helmet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824592.2U CN208672914U (en) | 2018-05-30 | 2018-05-30 | A kind of naked eye three-dimensional virtual reality display helmet |
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| Publication Number | Publication Date |
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| CN208672914U true CN208672914U (en) | 2019-03-29 |
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| CN201820824592.2U Active CN208672914U (en) | 2018-05-30 | 2018-05-30 | A kind of naked eye three-dimensional virtual reality display helmet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273446A (en) * | 2020-02-10 | 2020-06-12 | 北京理工大学 | Near-to-eye display device and method |
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2018
- 2018-05-30 CN CN201820824592.2U patent/CN208672914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273446A (en) * | 2020-02-10 | 2020-06-12 | 北京理工大学 | Near-to-eye display device and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Shu Inventor before: He Shu |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 306311, 3 / F, block D, building 4, Shenzhen software industry base, Nanshan District, Shenzhen City, Guangdong Province Patentee after: GUANGDONG FUTURE TECHNOLOGY Co.,Ltd. Address before: 518000 A, block 199, Tianli Central Business Plaza, three Hyde Road, Nanshan District, Guangdong, Shenzhen, 3310 Patentee before: GUANGDONG FUTURE TECHNOLOGY Co.,Ltd. |