CN109085711A - A kind of vision conversion equipment of adjustable light transmittance - Google Patents
A kind of vision conversion equipment of adjustable light transmittance Download PDFInfo
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- CN109085711A CN109085711A CN201710442714.1A CN201710442714A CN109085711A CN 109085711 A CN109085711 A CN 109085711A CN 201710442714 A CN201710442714 A CN 201710442714A CN 109085711 A CN109085711 A CN 109085711A
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- light valve
- unit
- light
- conversion equipment
- vision
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- 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
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
Abstract
The present invention provides a kind of vision conversion equipment of adjustable light transmittance, is mainly used for the display device that nearly eye is shown；The lens unit is placed in far from the light valve unit for being used to block or transmit external environmental light on front side of eyes and the visual field；For controlling the control device of the light valve unit transmissivity；With the power supply for the lens unit and light valve unit power supply.The control device is equipped with the control device being connected between power supply and light valve unit, the lens unit is reflective curved surface eyeglass, reflective curved surface eyeglass has nearly eye (within 25 centimetres of eyes) curved planar reformation ability, the inside of the wearing apparatus is equipped with foam-rubber cushion, the medial surface of the light valve unit is equipped with the arc folded plate of indent, or light valve unit includes frame and light valve, light valve is set in frame, which may be implemented adjustable light transmittance.
Description
Technical field
The invention belongs to the technical field of nearly eye display device, in particular to a kind of vision converting means of environment light switching
It sets.
Background technique
In recent years, it since image processing techniques improves, the Related product of virtual reality (VR) or augmented reality (AR) and answers
Also increasingly universal with technology, AR is that virtual information or image are applied to real world in simple terms, by true environment and
Virtual image information has been added in real time in the same picture or space, and viewer is allow to see actual reality simultaneously
The two is combined and forms augmented reality image by video scenery and the image information being virtually superimposed with；And VR is to utilize principle of parallax
And display equipment makes viewer see the virtual three-dimensional environment image that can be interacted, this virtual three-dimensional environment image is entirely to utilize figure
As the virtual image that processing technique is formed, therefore an important difference of AR and VR is that AR image needs can be watched really
Environment, and VR image then uses complete virtual image, therefore the display device of general viewing AR and the display device of viewing VR are not
Together, and between the two it cannot achieve exchange.
Summary of the invention
In order to solve the above technical problem, the present invention provides the adjustable light transmittances that a kind of achievable VR and AR are converted mutually
Vision conversion equipment.
The technical scheme is that a kind of vision conversion equipment of adjustable light transmittance, comprising:
The lens unit shown for nearly eye；
It is placed on the outside of the lens unit for blocking or transmiting the light valve unit of external environmental light；
For controlling the control device of the light valve unit transmissivity；
With the power supply powered for the light valve unit.
Preferably, the lens unit and the light valve unit are both connected to the side of control device, the light valve unit
Positioned at the outside of lens unit, the light valve unit is located at the front of lens unit, and the control device is equipped with and is connected to electricity
Control device between source and light valve unit, the lens unit are reflective curved surface eyeglass.
Preferably, the vision conversion equipment of the adjustable light transmittance further includes voltage regulation unit, the voltage
Unit is adjusted to connect with the light valve unit and the control device.
Preferably, the curve lens include left side vision area and right side vision area, the left side vision area and the right side vision area
Curve lens or respectively identical curvature and symmetrical curve lens for same curve lens or respectively different curvatures.
Preferably, the light valve unit is single light valve.
Preferably, the light valve unit includes mutually independent left side light valve and right side light valve, and the control device is independent
Or the synchronous control left side light valve and the right side light valve.
Preferably, the left side vision area corresponds to the left side light valve, and the right side vision area corresponds to the right side light valve.
Preferably, the control device includes that left side is automatically controlled and right side is automatically controlled, and the left side is automatically controlled with the left side light valve
Connection, the right side is automatically controlled to be connect with the right side light valve.
Preferably, the settable display unit of the vision conversion equipment of the adjustable light transmittance, the display unit with
The lens unit is oppositely arranged.
Preferably, the light valve unit is liquid crystal light valve.
The beneficial effects of the present invention are:
The vision conversion equipment of adjustable light transmittance of the invention may be implemented environment light and convert mutually；Voltage is arranged to adjust
Unit, can adjust the light transmittance of light valve unit for different demands, and then realize different visual effects；Further by light
Valve cell is arranged to mutually independent left side light valve and right side light valve, can control by control button synchronously control or respectively
System, identical or different visual effect can be presented in left side vision area and right side vision area.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described.
Fig. 1 is one of schematic perspective view of the invention；
Fig. 2 is the two of schematic perspective view of the invention；
Fig. 3 is one of the control principle drawing of light valve unit；
Fig. 4 is the two of the control principle drawing of light valve unit；
Fig. 5 is the three of the control principle drawing of light valve unit；
Fig. 6 is the four of the control principle drawing of light valve unit；
Fig. 7 is an embodiment of light valve unit.
Marginal data:
Wearing apparatus 1
Control device 2
Lens unit 3
Light valve unit 4
Foam-rubber cushion 11
Control button 21
Left side vision area 31
Right side vision area 32
Left side light valve 41
Right side light valve 42
Frame 45
Specific embodiment
A specific embodiment of the invention is referring to Fig. 1-6.In the following embodiments, expression " inside " is adjustable light transmittance
Vision conversion equipment proximate or towards wear when user's eyes side, expression " outside " be far from or backwards to wear when make
The side of user's eyes, expression " front " or " front " are the direction of sight when user wears, first explanation.
Embodiment one, such as Fig. 1-3, a kind of vision conversion equipment of adjustable light transmittance, comprising: shown for the nearly eye of 25cm
Lens unit 3；The lens unit 3 is placed in far from the light valve for being used to block or transmit external environmental light on front side of eyes and the visual field
The field range that front can be seen normally is looked squarely for people, looks up or overlooked in unit 4, the visual field front side；It is described for controlling
The control device 2 of 4 transmissivity of light valve unit；With the power supply for the lens unit 3 and the power supply of the light valve unit 4.
Especially it is noted that the present invention be directed to the display devices that the nearly eye of 25cm is shown, according to human eye's structure, people
The nearly eye distance of distinct vision of eye is 25cm, and when human eye sees too far and too close object, eyeball will be adjusted, that is, change eye
The protrusion degree of ball, as soon as but have a distance that eyes be able to be made not have to adjust and can see, this distance is the distance of distinct vision,
That is object that eyes are seen at the distance of distinct vision be feel most comfortable, be most suitable for normal eye's observation nearby compared with wisp away from
From about 25cm.
Effect is preferably worn to realize, the side of the control device 2 can connect wearing apparatus 1, the control
The other side of device 2 is connected with underlying lens unit 3, and the other side of the control device 2 is also connected with positioned at eyeglass
The light valve unit 4 in 3 outside of unit, the light valve unit 4 are located at the front of lens unit 3, and the control device 2 is equipped with connection
Control device between power supply and light valve unit 4 can control power supply module by software on 2 circuit of control device
Realize that voltage is adjusted, adjustable range 1 arrives 25V, and the lens unit 3 is reflective curved surface eyeglass, and reflective curved surface eyeglass has
The inside of nearly eye (within 25 centimetres) curved planar reformation ability, the wearing apparatus 1 is equipped with foam-rubber cushion 11, the light valve unit 4
Side inwardly is equipped with the arc folded plate of indent, and the light valve unit 4 is sticked in the concave side of camber panel, can also be sticked
On the reflective curved surface eyeglass of imaging, which may be implemented adjustable light transmittance, and response speed is 4 milliseconds~
1000 milliseconds.
Embodiment two is basically the same as the first embodiment such as Fig. 1-2,4, the difference is that, the power supply and control device
Between be connected with voltage regulation unit, the light transmittance of light valve unit 4 can be adjusted for different illumination condition, and then realize good
Good visual effect, the adjustable range of light valve unit 4 are from close to opaque to close to 50% transparency.
Embodiment three is basically the same as that of the first embodiment or the second embodiment such as Fig. 1-2,5-6, the difference is that, the electricity
Source is the external power supply being connect with control device 2 with data line, which is the solar energy for being fixed on 2 top of control device
Solar panel.
Example IV is basically the same as that of the first embodiment or the second embodiment such as Fig. 1-2,5-6, the difference is that, the electricity
Source is the built-in power inside control device 2, which is battery.In a further embodiment, it can also adopt
The source for using external power supply to supply as power supply, but herein and be not limited.
Embodiment five, is basically the same as that of the first embodiment or the second embodiment, the difference is that, the power supply includes being fixed on
The solar panel and the battery inside control device 2, the solar panel and battery of 2 top of control device
It is connected by charging cable, which can charge to battery.
Working method, control device 2 power off, and the light transmittance of light valve unit 4 reduces, and can't see at this time by lens unit 3
Environment light and environment outdoor scene but can see lens unit 3 on virtual image, be at this time VR state；Pressing control button 21 makes
Control device 2 is powered, and the light transmittance of light valve unit 4 increases, and reaches light transmission purpose, is it can be seen that environment light and environment are real in this way
Scape, it can also be seen that the virtual image on lens unit 3, is at this time AR state, while control button side is equipped with and voltage tune
Save unit connection voltage regulation button, voltage can be adjusted, so adjust AR state under lens unit 3 it is transparent
Degree.
Embodiment six is basically the same as that of the first embodiment or the second embodiment such as Fig. 1-2, the difference is that, the curved mirror
Piece 3 includes left side vision area 31 and right side vision area 32, and left side vision area 31 corresponds to user's left vision position when wearing, right side vision area
User's right vision position when 32 corresponding wearing, the left side vision area 31 are same curve lens with the right side vision area 32,
The light valve unit 4 is single light valve.
Embodiment seven is basically the same as that of the first embodiment or the second embodiment such as Fig. 1-2, the difference is that, the eyeglass list
Member 3 includes mutually independent left side vision area 31 and right side vision area 32, and the left side vision area 31 is respectively with the right side vision area 32
The curve lens of different curvatures or respectively identical curvature and symmetrical curve lens, the light valve unit 4 can be single
Light valve include either mutually independent left side light valve 41 and right side light valve 42, or be single light valve then left side vision area 31
Corresponding is single light valve leftward position, and it is the right positions of single light valve that right side vision area 32 is corresponding, if mutually independent
Left side light valve 41 and right side light valve 42, then the corresponding left side light valve 41 of the left side vision area 31, the right side vision area 32 are corresponding
The right side light valve 42, control device 21 can control left side light valve 41 and right side light valve 42 respectively, make left side vision area 31 and right side
Different visual effects can be presented in vision area 32.
The light transmittance of working method, the control of control device 21 left side light valve 41 and right side light valve 42 reduces, and passes through at this time
Left side vision area 31 and right side vision area 32 can't see environment light and environment outdoor scene but can see left side vision area 31 and right side vision area
Virtual image on 32, left side vision area 31 and right side vision area 32 are VR state at this time；The control of control device 21 left side light valve 41
Increase with the light transmittance of right side light valve 42, reach light transmission purpose, is it can be seen that environment light and environment outdoor scene, can also see in this way
Virtual image onto left side vision area 31 and right side vision area 32 is at this time AR state for left side vision area 31 and right side vision area 32；
The light transmittance of the control of control device 21 left side light valve 41 increases, the light transmittance of right side light valve 42 reduces, at this point, passing through left side vision area
31 can see environment light and environment outdoor scene, it can also be seen that the virtual image in left side vision area 31, is seen by right side vision area 32
It less than environment light and environment outdoor scene but can see the virtual image in the vision area 32 of right side, be at this time AR shape for left side vision area 31
State, right side vision area 32 are VR state；Control device 21 controls the light transmittance of the light transmittance reduction of left side light valve 41, right side light valve 42
Increase, at this point, can't see environment light and environment outdoor scene by left side vision area 31 but can see the virtual graph in the vision area 32 of right side
Picture can see environment light and environment outdoor scene by right side vision area 32, it can also be seen that the virtual image in left side vision area 31, this
When be left side vision area 31 be VR state, right side vision area 32 is AR state.
Embodiment eight, the settable display unit of the vision conversion equipment of the adjustable light transmittance, the display unit
Be oppositely arranged with the lens unit 3, lens unit 3 can image shown by reflective display element, the image quilt for reflecting it
The eyes of viewer are received, and the image of VR or AR is formed.
Embodiment nine, the light valve unit 4 are liquid crystal light valve.Liquid crystal light valve is the refraction that liquid crystal molecule is controlled by voltage
Rate realizes the phase delay to light, in two panels plate glass central filler liquid crystal material, and plates transparent electricity on the glass sheet
Pole and alignment layer, the gap between glass plate are controlled by the fine glass fibre in its edge, and a liquid crystal has just been made in this
Phase delay device；Existing liquid crystal light valve is using existing laminated glass manufacturing method, by light modulation film secure bond in two panels
It is constituted between common float glass, when liquid crystal light valve power-off, the Liquid Crystalline Polymeric Materials among glass are disorderly arranged, make light
Glass can not be penetrated, the effect at this moment seen is milky opaque state, when liquid crystal light valve is powered, in electric field action
Under, the Liquid Crystalline Polymeric Materials ordered arrangement among glass enables light through glass, and the effect at this moment seen is transparent nothing
The vitreousness of color.Current liquid crystal light valve is all plane or regular arc, due to high-leveled and difficult on liquid crystal light valve combination process
Degree, curved surface liquid crystal light valve become always insurmountable problem in liquid crystal light valve production, and the liquid crystal light valve of free form surface makes work
Skill difficulty is bigger, is the insurmountable problem of current manufacture craft, so the liquid crystal light valve product of curved surface and free form surface does not have also
Occur, this constrains being widely used for liquid crystal light valve product significantly.It can be free by liquid crystal light valve and lens unit of the invention
It is sticked to form the curved surface of different curvature and shape, so that lens unit of the invention is more compact, light and handy, beautiful.
Embodiment ten, the light valve unit 4 are TN liquid crystal.
Embodiment 11, the light valve unit 4 are VA liquid crystal.
Embodiment 12, the light valve unit 4 can be the plane light valve of glass material, PET flexibility light valve, curved surface light valve
One kind between the spherical surface light valve being bonded with lens unit 3.
Embodiment 13, referring to FIG. 7, light valve unit 4 may further include frame 45 and light valve, light valve is arranged in frame
In frame 45, light valve frame is set i.e. by frame 45, light valve can left side light valve 41 and right side light valve in the present embodiment
42 or be single light valve.
Claims (10)
1. a kind of vision conversion equipment of adjustable light transmittance characterized by comprising
The lens unit shown for nearly eye；
It is placed on the outside of the lens unit for blocking or transmiting the light valve unit of external environmental light；
For controlling the control device of the light valve unit transmissivity；
With the power supply powered for the light valve unit.
2. can adjust the vision conversion equipment of light transmittance according to claim 1, which is characterized in that the lens unit and institute
The side that light valve unit is both connected to control device is stated, the light valve unit is located at the convex side of lens unit, the light valve
Unit is located at the front of lens unit, and the control device is equipped with the control device being connected between power supply and light valve unit,
The lens unit is reflective curved surface eyeglass.
3. can adjust the vision conversion equipment of light transmittance according to claim 1, which is characterized in that the adjustable light transmittance
Vision conversion equipment further include voltage regulation unit, the voltage regulation unit and the light valve unit and the control
Device connection.
4. can adjust the vision conversion equipment of light transmittance according to claim 2, which is characterized in that the curve lens include
Left side vision area and right side vision area, the left side vision area are same curve lens or respectively different curvatures from the right side vision area
Curve lens or respectively identical curvature and symmetrical curve lens.
5. can adjust the vision conversion equipment of light transmittance according to claim 4, which is characterized in that the light valve unit is single
A piece of light valve.
6. can adjust the vision conversion equipment of light transmittance according to claim 4, which is characterized in that the light valve unit includes
Mutually independent left side light valve and right side light valve, the independent or synchronous control left side light valve of the control device and described
Right side light valve.
7. can adjust the vision conversion equipment of light transmittance according to claim 6, which is characterized in that the left side vision area is corresponding
The left side light valve, the right side vision area correspond to the right side light valve.
8. can adjust the vision conversion equipment of light transmittance according to claim 6, which is characterized in that the control device includes
Left side is automatically controlled and right side is automatically controlled, and the left side is automatically controlled to be connect with the left side light valve, and the right side is automatically controlled and the right side light valve
Connection.
9. the vision conversion equipment of adjustable light transmittance according to claim 1-8, which is characterized in that it is described can
The settable display unit of vision conversion equipment of light transmittance is adjusted, the display unit is oppositely arranged with the lens unit.
10. the vision conversion equipment of adjustable light transmittance according to claim 1-8, which is characterized in that described
Light valve unit is liquid crystal light valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442714.1A CN109085711A (en) | 2017-06-13 | 2017-06-13 | A kind of vision conversion equipment of adjustable light transmittance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442714.1A CN109085711A (en) | 2017-06-13 | 2017-06-13 | A kind of vision conversion equipment of adjustable light transmittance |
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| CN109085711A true CN109085711A (en) | 2018-12-25 |
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| CN201710442714.1A Pending CN109085711A (en) | 2017-06-13 | 2017-06-13 | A kind of vision conversion equipment of adjustable light transmittance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709674A (en) * | 2019-02-14 | 2019-05-03 | 豪威半导体（上海）有限责任公司 | Mixed reality shows equipment and its image forming method |
| CN110361866A (en) * | 2019-07-11 | 2019-10-22 | Oppo广东移动通信有限公司 | A kind of transmitted light intensity is adjustable to wear display equipment |
| CN113495360A (en) * | 2020-03-20 | 2021-10-12 | 宏碁股份有限公司 | Wearable display device |
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