CN106597669A - VR glasses and degree-of-myopia adjusting method thereof - Google Patents
VR glasses and degree-of-myopia adjusting method thereof Download PDFInfo
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- CN106597669A CN106597669A CN201710002811.9A CN201710002811A CN106597669A CN 106597669 A CN106597669 A CN 106597669A CN 201710002811 A CN201710002811 A CN 201710002811A CN 106597669 A CN106597669 A CN 106597669A
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- 239000011521 glass Substances 0.000 title claims abstract description 114
- 208000001491 myopia Diseases 0.000 title claims abstract description 93
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000004379 myopia Effects 0.000 claims abstract description 74
- 230000004310 photopic vision Effects 0.000 claims abstract description 4
- 230000004438 eyesight Effects 0.000 claims description 22
- 230000033001 locomotion Effects 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 9
- 238000003384 imaging method Methods 0.000 description 8
- 238000007654 immersion Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 206010020675 Hypermetropia Diseases 0.000 description 1
- 206010025421 Macule Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000004305 hyperopia Effects 0.000 description 1
- 201000006318 hyperopia Diseases 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- G02B27/0172—Head mounted characterised by optical features
-
- 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
- G02B27/0176—Head mounted characterised by mechanical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
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Abstract
The embodiments of the invention provide a pair of VR glasses and a degree-of-myopia adjusting method thereof, which relate to the technical field of intelligent wearing. The pair of VR glasses enables myopia users to see a virtual image clearly, and is simple to operate. The pair of VR glasses comprises a glasses body, and a lens, a display screen and a control module which are arranged on the glasses body. The control module is used for controlling display of the display screen. The pair of VR glasses further comprises a driving module and a driving controller which are arranged on the glasses body. The driving module is used for driving the lens to move under the control of the driving controller in order to adjust the distance between the lens and the display screen. The control module is further used for making the display screen display a degree-of-myopia selection interface, and the degree-of-myopia selection interface displays a variety of degree options from 0. According to the selected degree of myopia, the driving controller controls the driving module in order to make the distance between the lens and the display screen correspond to the selected degree of myopia so that the picture displayed by the display screen is within the photopic vision distance range of the human eyes.
Description
Technical field
The present invention relates to intelligence wearing technical field, more particularly to a kind of method of VR glasses and its diopter adjustment.
Background technology
Virtual reality (Virtual Reality, abbreviation VR) glasses be using head-mounted display apparatus by user to external world
Vision, audition closing, guiding user produces a kind of sensation in virtual environment.Its displaying principle is to make to show using lens
The virtual image of the picture of display screen into upright amplification, the image produced by display screen is amplified to by optical system and is viewed and admired at a distance, human eye
It is seen that similar to the virtual image of big screen picture.
Parallel rayies are focused in macula retinae central fovea, in suitable light just Jing after the dioptric system of normal eye
According under the conditions of, normal eye can see the object of unlimited distance, the virtual image seen by VR glasses just photopic vision away from
From in addition, and myopia can only see the object within certain distance clearly, and the distance of distinct vision correspondingly shortens, when near-sighted user wears
During VR glasses, still into beyond the distance of distinct vision of normal eye, for near-sighted user, virtual image is to eyes for virtual image
Distance it is excessive so that the picture that near-sighted user sees thickens unclear, and greatly reduce near-sighted user views and admires experience.
At present, for near-sighted user, VR glasses propose three kinds of solutions：First, expand VR glasses and human eye laminating
Space, to accommodate the glasses for the myopia of user, although near-sighted user can see virtual image clearly by this scheme, but space
The feeling of immersion of user can also be weakened in addition to increasing the volume of VR glasses greatly very much；The VR glasses of second, Oculus company exploitation
There is provided the lens of three sets of different focals, normal eyes, myopia, hypermetropia are suitable for respectively, Machine Design is this solution increases
Difficulty, and frequently change eyeglass and increased risk to the Stability Analysis of Structures of system, while being used for bathomorphic lens, be only suitable for
In the near-sighted user of a certain number of degrees, for the near-sighted user of other number of degrees, appreciation effect is still very poor；3rd, in VR eyes
Focusing knob is set on mirror, and the not high user of myopia degree can be adjusted between display screen and lens with manual rotation focusing knob
Distance so that oneself be more clearly seen virtual image, but manual focusing process is slow, and needs manual operation,
And different user is using being front required for first manual rotation focusing knob to be focused, so as to oneself see clearly virtual graph
Picture.
The content of the invention
A kind of method that embodiments of the invention provide VR glasses and its diopter adjustment, can be such that near-sighted user clearly sees
It is to the picture of virtual image and simple to operate.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
On the one hand, there is provided a kind of VR glasses, including lens body, be arranged at the lens of the lens body, display screen and
Control module, the control module are shown for controlling the display screen；Further, the VR glasses also include arranging
In the drive module and drive control device of the lens body.
The drive module, it is under the control of the drive control device, driving the lens movement, described to adjust
The distance between lens and described display screen.
The control module, is additionally operable to control the display screen display myopia degree selection interface, the myopia degree choosing
Interface display is selected from various number of degrees options of 0 degree of beginning；According to selected myopia degree, controlled by the drive control device
The drive module, makes the lens corresponding with selected myopia degree with the distance between the display screen, will be described
The picture that display screen shows is in the range of the distance of distinct vision of human eye.
Preferably, the myopia degree selection interface also includes other number of degrees options；The control module, is additionally operable to when which
After his number of degrees option is chosen, control the display screen and manual control interface is jumped to from the myopia degree selection interface, institute
Stating manual control interface includes beginning and end option；It is after beginning option is chosen, described by drive control device control
Drive module, makes the lens move along the range direction of the lens and the display screen, until after end option is chosen,
The drive module is controlled by the drive control device to quit work.
Preferably, the drive module includes the actuating device of focusing motor and the focusing motor connection；The lens
It is arranged on the actuating device；It is described focusing motor for being rotated under the control of the drive control device, with drive
The actuating device does mechanical movement；The actuating device, for driving the lens along the lens and the display screen
Range direction is moved.It is further preferred that the actuating device is ball-screw, the lens are arranged on the ball-screw
On nut, and fix with the nut；The drive module also includes guide rail, and the nut drives the lens along guide rail direction
It is mobile.
Preferably, the VR glasses also include the range sensor for being arranged on the lens body inner surface, for sensing
Human eye to the VR glasses distance and send to the control module so that the control module according to human eye to the VR eyes
The distance of mirror, starts the VR glasses or closes the VR glasses.
On the other hand, there is provided a kind of diopter adjustment method of the VR glasses described in first aspect, including：Start VR glasses
Afterwards, control module control display screen shows myopia degree selection interface, and the myopia degree selection interface is shown from 0 degree of beginning
Various number of degrees options；According to selected myopia degree, the control module controls drive module by drive control device, makes
Mirror is corresponding with selected myopia degree with the distance between the display screen, and the picture that the display screen is shown is in people
In the range of the distance of distinct vision of eye.
Preferably, the myopia degree selection interface shows various number of degrees options of 0～1000 degree with 50 degree as interval.
Preferably, the myopia degree selection interface also includes other number of degrees options, and methods described also includes：When other degree
After number option is chosen, the control module controls the display screen and jumps to control manually from the myopia degree selection interface
Interface, the manual control interface include beginning and end option；After beginning option is chosen, the control module is by described
Drive control device controls the drive module, the lens is moved along the range direction of the lens and the display screen；Knot
After beam option is chosen, the drive module is controlled by the drive control device and is quit work.
Preferably, VR glasses are started, including：Range sensor senses human eye to the distance of the VR glasses and sends to institute
Control module is stated, so that distance of the control module according to human eye to the VR glasses, starts the VR glasses.
Based on this, methods described also includes：Distance of the control module according to human eye to the VR glasses, closes described
VR glasses.
Preferably, methods described also includes：Before the VR glasses cut out, the control module drives control by described
Device processed controls the drive module, makes the lens be moved to initial position；Wherein, in the initial position, the lens
It is corresponding with 0 degree with the distance between the display screen.
A kind of method that the embodiment of the present invention provides VR glasses and its diopter adjustment, drives control by arranging in VR glasses
Device processed and drive module, after user selects myopia degree based on the myopia degree selection interface that display screen shows, control module
Drive module is controlled by drive control device, makes lens corresponding with the myopia degree that user selects with the distance between display screen,
Such that it is able to make near-sighted user be clear that picture of the display screen by virtual image formed by lens, relative to existing skill
Art, the present invention need not wear glasses for the myopia, thus not affect user's feeling of immersion, and need not change lens, without rotation manually
Modulation focus knob, it is simple to operate.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of VR glasses provided in an embodiment of the present invention；
Fig. 2 is the connection diagram of each module in a kind of VR glasses provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic diagram one of VR glasses myopia degree selection interface provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic diagram two of VR glasses myopia degree selection interface provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic diagram of VR glasses manual control interface provided in an embodiment of the present invention；
Fig. 6 is a kind of structural representation of focusing motor provided in an embodiment of the present invention；
Fig. 7 is a kind of side view of focusing motor provided in an embodiment of the present invention；
Fig. 8 is a kind of structural representation of ball-screw provided in an embodiment of the present invention；
Fig. 9 is the schematic diagram of a kind of lens provided in an embodiment of the present invention and ball-screw position relationship；
Figure 10 is a kind of schematic flow sheet of VR glasses diopter adjustment method provided in an embodiment of the present invention；
Figure 11 is a kind of imaging process schematic diagram of VR glasses provided in an embodiment of the present invention；
Figure 12 is the graph of relation of a kind of distance of distinct vision provided in an embodiment of the present invention and the number of degrees；
Figure 13 is a kind of schematic diagram three of VR glasses myopia degree selection interface provided in an embodiment of the present invention；
Figure 14 is a kind of schematic diagram four of VR glasses myopia degree selection interface provided in an embodiment of the present invention；
Figure 15 is a kind of flow diagram two of VR glasses diopter adjustment method provided in an embodiment of the present invention.
Reference：
10- control modules；20- display screens；30- drive control devices；40- drive modules；41- focusing motors；411- rotors；
412- stators；413- converters；42- ball-screws；421- fixed seats；422- leading screws；423- nuts；424- shaft couplings；43- leads
Rail；50- lens.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of VR glasses, as depicted in figs. 1 and 2, including lens body, is arranged at lens body
Lens 50, display screen 20 and control module 10, control module 10 shown for control display screen 20；Further, institute
VR glasses are stated also including the drive module 40 and drive control device 30 for being arranged at lens body.
Wherein, drive module 40, for, driving lens 50 to move under the control of drive control device 30, to adjust lens
The distance between 50 and display screen 20.
Control module 10, is additionally operable to control display screen 20 and shows myopia degree selection interface, and myopia degree selection interface shows
Show the various number of degrees options from 0 degree of beginning；According to selected myopia degree, drive module is controlled by drive control device 30
40, make the distance between lens 50 and display screen 20 with selected myopia degree corresponding, the picture that display screen 20 is shown
Into in the range of the distance of distinct vision of human eye.
It should be noted that first, it will be appreciated by those skilled in the art that, lens 50 should be two, correspond to a left side respectively
Right eye.
Display screen 20 is arranged on side of the lens 50 away from eyes of user.
Second, in the embodiment of the present invention, drive module 40 can directly drive lens 50 and move, and may also be driving and carry
The device of lens 50 is moved, so as to drive lens 50 are moved together.
Wherein, drive control device 30 can control drive module 40 and be moved with arbitrary speed driving lens 50, specifically can basis
Actual demand, is controlled by drive control device 30.After specific myopia degree is chosen, drive control device 30 can be passed through
Control drive module 40, makes lens 50 quick mobile, just can complete focusing in the very short time.
3rd, various number of degrees options that myopia degree selection interface shows are the specific number of degrees.
Example, as shown in figure 3, myopia degree selection interface is shown with 25 degree as interval, 0～1000 degree of the number of degrees, when
225 degree when being chosen, there is corresponding cursor and points to 225 degree in myopia degree selection interface.In view of the size of display screen 20, closely
The number of degrees interval that diopter number selection interface shows can be 50 degree.
4th, it will be appreciated by those skilled in the art that, the distance of distinct vision refers to：Under suitable lighting condition, people is best suitable for
The operating distance of eye.The distance of distinct vision of normal eye is about 250mm, but the distance range that can be seen is not limited to 250mm, typically
For 250mm and in addition, this distance of distinct vision scope for normal eye, and the bathomorphic distance of distinct vision accordingly shortens, and due to regarding
Nethike embrane can not capture unlimited distance object clearly as, therefore, bathomorphic distance of distinct vision scope be generally bathomorphic photopic vision
Distance arrives limit remote.
Based on this, the distance of the picture by 50 imaging of lens to eyes of user of display screen 20 is only met, bright
In the range of the apparent distance, user could be made clearly to see the picture of display screen 20 clearly.Pass through lens in view of the picture of display screen 20
The distance of distance of 50 imagings to eyes of user, the as picture of display screen 20 by 50 imaging of lens to lens 50
With lens 50 to eyes of user apart from sum, and due to the distance of lens 50 to eyes of user, relative to the picture of display screen 20
Face is very little to the distance of lens 50 by 50 imaging of lens, is negligible, therefore, as long as meeting display screen 20
Distance of the picture by 50 imaging of lens to lens 50, in the range of the distance of distinct vision.
Wherein, as the distance of distinct vision of near-sighted eyes of user is short compared with the distance of distinct vision of normal eye, therefore, it can by contracting
The distance between lenslet 50 and display screen 20, the picture for shortening display screen 20 pass through 50 imaging of lens to lens 50
Distance, by picture in the range of the distance of distinct vision in near-sighted eyes of user.
The embodiment of the present invention provides a kind of VR glasses, by drive control device 30 and drive module are arranged in VR glasses
40, after user selects myopia degree based on the myopia degree selection interface that display screen 20 shows, control module 10 is by driving
Controller 30 controls drive module 40, makes lens 50 corresponding with the myopia degree that user selects with the distance between display screen 20,
Such that it is able to make near-sighted user be clear that picture of the display screen 20 by virtual image formed by lens 50, relative to existing
Technology, the present invention need not wear glasses for the myopia, thus not affect user's feeling of immersion, and need not change lens 50, without handss
Dynamic rotation focusing knob, it is simple to operate.
On the basis of the above, control module 10 can be central processing unit (Central Processing Unit, abbreviation
CPU)。
Drive control device 30 is made up of controller and drive integrated circult (integrated circuit, abbreviation IC), control
Device processed is used for the signal for receiving the transmission of control module 10, and controls to drive IC to export corresponding voltage and current, drives IC outputs
Voltage and current can be used for control drive module 40 work.
Wherein, controller can be Digital Signal Processing (Digital Signal Process, abbreviation DSP) chip.
Preferably, as shown in figure 4, myopia degree selection interface also includes other number of degrees options；Control module 10, is additionally operable to
After other number of degrees options are chosen, control display screen 20 jumps to manual control interface from myopia degree selection interface, manually
Controlling interface includes beginning and end option (as shown in Figure 5)；After beginning option is chosen, driven by the control of drive control device 30
Dynamic model block 40, makes lens 50 move along the range direction of lens 50 and display screen 20, until after end option is chosen, by driving
The control of movement controller 30 drive module 40 quits work.
Herein, when lens 50 move to user it will be clear that display screen 20 passes through virtual image formed by lens 50
Picture when, terminate option be chosen after, lens 50 can just stop movement, therefore, when start option be chosen after, can by drive
Movement controller 30 controls drive module 40, makes lens 50 slow mobile, misses so as to reduce focusing after end option is chosen
Difference.
In the embodiment of the present invention, when user does not know the number of degrees of oneself, or myopia degree selection interface does not include user
The number of degrees when, can pass through select myopia degree selection interface in other number of degrees options, carry out manual focus adjustment, with meet
Without the demand of user, so that the scope of application of the VR glasses is wider.
Preferably, drive module 40 include focus motor 41 (as shown in Figure 6 and Figure 7), and focusing motor 41 connection biography
Dynamic device；Lens 50 are arranged on actuating device；Motor 41 focus for being rotated under the control of drive control device 30, with
Actuating device is driven to do mechanical movement；Actuating device, moves for range direction of the drive lens 50 along lens 50 and display screen 20
It is dynamic.
It should be noted that first, focusing motor 41 can convert electrical energy into mechanical energy, and rotate, its bag
Rotor 411, stator 412, converter 413 are included, wherein, converter 413 is used to receive the voltage and current for driving IC outputs, and then
The rotary speed of control focusing motor 41.
Second, convert rotational motion can be linear motion by actuating device, and such as actuating device can be rack-and-pinion,
Or ball-screw.
In the embodiment of the present invention, by using focusing motor 41, drive control device 30 is transferred to into the electricity of focusing motor 41
Mechanical energy can be converted into, while driving actuating device to do mechanical movement, by displacement, drive lens 50 are along saturating for actuating device
The range direction movement of mirror 50 and display screen 20.
As shown in Figure 8, it is contemplated that ball-screw 42 has the advantages that motion smoothing, smoothness, without jumping phenomena, high precision,
It is further preferred that actuating device is ball-screw 42, as shown in figure 9, lens 50 are arranged on the nut 423 of ball-screw 42
On, and fix with nut 423；Drive module 40 also includes guide rail 43, and 423 drive lens 50 of nut are moved along 43 direction of guide rail.
Wherein, ball-screw 42 also includes fixed seat 421, leading screw 422, screw rod, steel ball, pre- tabletting, reverser, dust-proof
Device and with the focusing shaft coupling 424 that is connected of motor 41 etc..
The operation principle of ball-screw 42 is：When motor 41 of focusing drives ball-screw 42 to do mechanical movement, leading screw 422
Rotated with focusing motor 41, but will not be moved, nut 423 is moved along the direction of guide rail 43, but will not be rotated.
Herein, lens 50 can be fixed on nut 423 by fix bar.
Preferably, VR glasses also include the range sensor for being arranged on lens body inner surface, for sensing human eye to VR
The distance of glasses is simultaneously sent to control module 10, so that distance of the control module 10 according to human eye to VR glasses, starts VR glasses
Or close VR glasses.
It should be noted that when range sensor senses that human eye is less than certain distance to the distance of VR glasses, automatically
Start VR glasses；When range sensor sense human eye to VR glasses distance be more than certain distance when, be automatically switched off VR glasses.
In the embodiment of the present invention, by the lens body inner surface setting range sensor in VR glasses so that without the need for
Switch key is set on VR glasses, you can automatic closes VR glasses.
The embodiment of the present invention also provides a kind of diopter adjustment method of aforementioned any embodiment VR glasses of the invention, such as Figure 10
It is shown, can specifically be achieved by the steps of：
After S10, startup VR glasses, 10 control display screen of control module 20 shows myopia degree selection interface, myopia degree
Selection interface shows the various number of degrees options from 0 degree of beginning.
S20, according to selected myopia degree, control module 10 controls drive module 40 by drive control device 30, makes
Lens 50 are corresponding with selected myopia degree with the distance between display screen 20, and the picture that display screen 20 is shown is in people
In the range of the distance of distinct vision of eye.
Specifically, as shown in figure 11, so that the distance of distinct vision of normal eye is as 250mm as an example, the myopia degree of user is q,
DiopterBy diopter p calculate the distance of distinct vision of user, the i.e. picture of display screen 20 by the institute of lens 50 into
Picture to lens 50 distance, namely image distanceWith 0.01 degree as interval, different myopia degrees are corresponding
The distance of distinct vision is as shown in figure 12, wherein, some numerical results such as following table：
On the basis of the above, due to image distance l1With object distance l2Relation specific as follows：Wherein, object distance l2It is aobvious
Distance of the display screen 20 to lens 50.Based on this, in the case that the focal length f (such as can be 35mm) of lens 50 is constant, pass through
Change object distance l2, corresponding image distance l is just obtained1, the picture of display screen 20 can be passed through 50 imaging Cheng Yong of lens accordingly
At the distance of distinct vision at family.
The embodiment of the present invention provides a kind of diopter adjustment method of VR glasses, by arranging drive control device in VR glasses
30 and drive module 40, after user selects myopia degree based on the myopia degree selection interface that display screen 20 shows, control mould
Block 10 controls drive module 40 by drive control device 30, makes lens 50 near with what user selected with the distance between display screen 20
Diopter number correspondence, such that it is able to make near-sighted user be clear that picture of the display screen 20 by virtual image formed by lens 50
Face, relative to prior art, the present invention need not wear glasses for the myopia, thus not affect user's feeling of immersion, and saturating without the need for changing
Mirror 50, it is without manual rotation focusing knob, simple to operate.
Based on the size of display screen 20, in order that number of degrees option as much as possible is displayed in myopia degree selection interface,
With suitable for more near-sighted users, it is preferred that as shown in figure 13, myopia degree selection interface shows with 50 degree as interval 0～
1000 degree of various number of degrees options.
Herein, myopia degree selection interface can adopt two parallel lines blocks arrange with 50 degree as interval 0～
1000 degree of various number of degrees options, and to represent different myopia degree to deep gradual change from shallow.
Preferably, as shown in figure 14, myopia degree selection interface also includes other number of degrees options, as shown in figure 15, described
Method specifically also comprises the steps：
S100, when other number of degrees options be chosen after, control module 10 control the display screen 20 from myopia degree select
Interface jumps to manual control interface (as shown in Figure 5), and manual control interface includes beginning and end option.
S200, when start option be chosen after, control module 10 by drive control device 30 control drive module 40, make
Mirror 50 is moved along the range direction of lens 50 and display screen 20；After end option is chosen, driven by the control of drive control device 30
Dynamic model block 40 quits work.
In the embodiment of the present invention, when user does not know the number of degrees of oneself, or myopia degree selection interface does not include user
The number of degrees when, can pass through select myopia degree selection interface in other number of degrees options, carry out manual focus adjustment, with meet
Without the demand of user, so that the scope of application of the VR glasses is wider.
Preferably, VR glasses are started, including：Range sensor senses human eye to the distance of VR glasses and sends to control mould
Block 10, so that distance of the control module 10 according to human eye to VR glasses, starts VR glasses.
Based on this, methods described also includes：Distance of the control module 10 according to human eye to VR glasses, closes VR glasses.
Herein, before user puts on VR glasses, VR glasses are closed, therefore, after user puts on VR glasses, distance
Sensor sensing human eye to VR glasses distance and send to control module 10 so that control module 10 according to human eye to VR glasses
Distance, start VR glasses, when VR glasses be in starting state when, range sensor sensing human eye to VR glasses distance it is concurrent
Control module 10 is delivered to, so that distance of the control module 10 according to human eye to VR glasses, closes VR glasses.
It should be noted that for starting the human eye of VR glasses to the distance of VR glasses, less than for closing VR glasses
Distance of the human eye to VR glasses.
In the embodiment of the present invention, by the lens body inner surface setting range sensor in VR glasses so that without the need for
Switch key is set on VR glasses, you can automatic closes VR glasses.
Preferably, methods described also includes：Before VR glasses cut out, control module 10 is controlled by drive control device 30
Drive module 40, makes lens 50 be moved to initial position；Wherein, in initial position, between lens 50 and display screen 20 away from
From corresponding with 0 degree.
In the embodiment of the present invention, by, before VR glasses cut out, carrying out reset operation to which, to avoid in use next time
When, lens 50 are focused using this focusing position as initial position.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.
Claims (10)
1. a kind of VR glasses, including lens body, are arranged at lens, display screen and the control module of the lens body, described
Control module is shown for controlling the display screen；Characterized in that, also including being arranged at the driving of the lens body
Module and drive control device；
The drive module, under the control of the drive control device, driving the lens movement, to adjust the lens
The distance between with the display screen；
The control module, is additionally operable to control the display screen display myopia degree selection interface, and the myopia degree selects boundary
Face shows the various number of degrees options from 0 degree of beginning；It is according to selected myopia degree, described by drive control device control
Drive module, makes the lens corresponding with selected myopia degree with the distance between the display screen, by the display
The picture that screen shows is in the range of the distance of distinct vision of human eye.
2. VR glasses according to claim 1, it is characterised in that the myopia degree selection interface also includes other number of degrees
Option；
The control module, is additionally operable to, after other number of degrees options are chosen, control the display screen and select from the myopia degree
Select interface and jump to manual control interface, the manual control interface includes beginning and end option；After beginning option is chosen,
The drive module is controlled by the drive control device, the lens is made along the lens and the range direction of the display screen
It is mobile, until after end option is chosen, controlling the drive module by the drive control device and quitting work.
3. VR glasses according to claim 1 and 2, it is characterised in that the drive module includes focusing motor and described
The actuating device of focusing motor connection；The lens are arranged on the actuating device；
It is described focusing motor for being rotated under the control of the drive control device, to drive the actuating device to make machinery
Motion；
The actuating device, for driving the lens to move along the range direction of the lens and the display screen.
4. VR glasses according to claim 3, it is characterised in that the actuating device is ball-screw, the lens set
Put on the nut of the ball-screw, and fix with the nut；
The drive module also includes guide rail, and the nut drives the lens to move along guide rail direction.
5. VR glasses according to claim 1 and 2, it is characterised in that also including being arranged on the lens body inner surface
Range sensor, for sensing human eye to the distance of the VR glasses and sending to the control module, so that the control
Distance of the module according to human eye to the VR glasses, starts the VR glasses or closes the VR glasses.
6. a kind of diopter adjustment method of the VR glasses as described in any one of claim 1-5, it is characterised in that include：
After starting VR glasses, control module control display screen shows myopia degree selection interface, the myopia degree selection interface
Show the various number of degrees options from 0 degree of beginning；
According to selected myopia degree, the control module controls drive module by drive control device, make lens with it is described
The distance between display screen is corresponding with selected myopia degree, and the picture that the display screen is shown is into the photopic vision in human eye
In distance range.
7. diopter adjustment method according to claim 6, it is characterised in that the myopia degree selection interface is shown with 50
Spend 0～1000 degree of various number of degrees options for interval.
8. diopter adjustment method according to claim 6, it is characterised in that the myopia degree selection interface also includes which
His number of degrees option, methods described also include：
After other number of degrees options are chosen, the control module controls the display screen and jumps from the myopia degree selection interface
Manual control interface is gone to, the manual control interface includes beginning and end option；
After beginning option is chosen, the control module controls the drive module by the drive control device, makes described
Mirror is moved along the range direction of the lens and the display screen；After end option is chosen, by the drive control device control
Make the drive module to quit work.
9. the diopter adjustment method according to claim 6 or 7, it is characterised in that start VR glasses, including：
Range sensor senses human eye to the distance of the VR glasses and sends to the control module, so that the control module
According to the distance of human eye to the VR glasses, start the VR glasses；
Methods described also includes：Distance of the control module according to human eye to the VR glasses, closes the VR glasses.
10. the diopter adjustment method according to claim 6 or 7, it is characterised in that methods described also includes：
Before the VR glasses cut out, the control module controls the drive module by the drive control device, makes institute
State lens and be moved to initial position；
Wherein, in the initial position, the lens are corresponding with 0 degree with the distance between the display screen.
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| CN201710002811.9A CN106597669A (en) | 2017-01-03 | 2017-01-03 | VR glasses and degree-of-myopia adjusting method thereof |
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| CN201710002811.9A CN106597669A (en) | 2017-01-03 | 2017-01-03 | VR glasses and degree-of-myopia adjusting method thereof |
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| CN113034993A (en) * | 2021-03-26 | 2021-06-25 | 西安音乐学院 | Artificial intelligence commander for vocal music teaching based on VR technique |
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Application publication date: 20170426 |