CN110095870A - Optical presentation system, display control unit and augmented reality equipment - Google Patents
Optical presentation system, display control unit and augmented reality equipment Download PDFInfo
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- CN110095870A CN110095870A CN201910449962.8A CN201910449962A CN110095870A CN 110095870 A CN110095870 A CN 110095870A CN 201910449962 A CN201910449962 A CN 201910449962A CN 110095870 A CN110095870 A CN 110095870A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 71
- 230000003190 augmentative effect Effects 0.000 title claims abstract description 29
- 238000003384 imaging method Methods 0.000 claims abstract description 108
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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
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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
- G02B27/10—Beam splitting or combining systems
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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
- G02B2027/0178—Eyeglass type
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Abstract
The present invention proposes a kind of optical presentation system, display control unit and augmented reality equipment, wherein, system includes: at least two groups image-forming assembly, it include: the image sending imaging that display source is used to correspond to visual angle according to monocular in each group image-forming assembly, the imaging that first semi-transparent semi-reflecting lens are used to issue display source reflects, and environment light transmission is entered into human eye, second semi-transparent semi-reflecting lens are used to for the imaging that the first semi-transparent semi-reflecting lens reflect being reflected into human eye so that image is presented at the corresponding depth of field, and it is used for environment light transmission to the first semi-transparent semi-reflecting lens, by the way that at least two groups image-forming assembly is arranged, and adjust the brightness of the imaging of display source sending, so that the imaging surface that is fitted of the brightness and binocular spatially the picture depth of image it is corresponding, it avoids vision influx and adjusts conflict, will not allow user generate fatigue and Sense of discomfort, while improving the clarity of image.
Description
Technical field
The present invention relates to display control technology field more particularly to a kind of optical presentation systems, display control unit and increasing
Strong real world devices.
Background technique
Human visual system will do it the convergence of eyes when watching different far and near objects, i.e., influx, which is adjusted, (sees close
When locating object, eyes are usually inwardly seen；The optical axis can dissipate when seeing distant objects) and focus adjustment (adjusting crystalline lens, by light
It focuses on retina).In actual life, when human visual system watches object, influx is adjusted and focus adjustment occurs simultaneously,
The mankind have got used to this mode.
In augmented reality system, the scenery that the mankind see is shown by display screen.But what screen issued
Light there is no depth information, the focus point of eyes just it is fixed on the screen, thus the focus adjustment of eyes and this scenery is vertical
It is unmatched for feeling deeply, so that generating vision influx adjusts conflict.
Specifically, as shown in Figure 1, when the mankind see real-world object in real world, spoke axis adjusts corresponding distance 1 and focuses
It is equal to adjust corresponding distance 2, human visual system sees that the visual experience of the scenery of different depth is different, i.e., as shown in figure 1
Shown in left figure, dotted line indicates that the information module seen namely left and right edges are fuzzy, and intermediate clear；And in virtual reality scenario
In, as shown in right in Figure 1, the mankind watch scenery using headset equipment, and spoke axis adjusts corresponding distance 3 and focus adjustment pair
The distance 4 answered is inconsistent, i.e. it is to be with the daily physiological law of the mankind that this vision influx in Fig. 1 shown in right figure, which adjusts conflict,
It disagrees, will lead to human visual system's fatigue and dizziness.
And in current augmented reality system, what the distance that the optical system of use is transmitted always was fixed, that is,
It says that the position of human eye focus point is fixed, and shows that image can allow human eye to be focused at different distances to generate the 3D depth of field, this
When, the distance that the distance and spoke axis of focus adjustment are adjusted be it is unequal, that is, there is focus adjustment and influx adjust inconsistent, meeting
Cause vision influx to adjust conflict, lead to the unintelligible of image, and takes augmented reality equipment after-vision fatigue, spinning sensation.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose a kind of optical presentation system, it is imaged by setting at least two groups
Component, and the brightness of the imaging of display source sending is adjusted, so that the imaging surface being fitted according to the corresponding virtual image of the brightness
With binocular spatially the picture depth of image it is corresponding, avoid vision influx adjust conflict, will not allow user generate fatigue
And sense of discomfort.
Second object of the present invention is to propose a kind of display control unit.
Third object of the present invention is to propose a kind of augmented reality equipment.
In order to achieve the above object, first aspect present invention embodiment proposes a kind of optical presentation system, comprising:
At least two groups image-forming assembly includes: in each group image-forming assembly
Display source, for issuing imaging according to the image at setting visual angle；
First semi-transparent semi-reflecting lens, the imaging for issuing to the display source reflect, and by environment light transmission
Into human eye；
Second semi-transparent semi-reflecting lens, the imaging for reflecting first semi-transparent semi-reflecting lens are reflected into human eye, and
For by environment light transmission to first semi-transparent semi-reflecting lens.
In order to achieve the above object, second aspect of the present invention embodiment proposes a kind of display control unit, the display control
Display source in device, with the optical presentation system is electrically connected, the display source for controlling each image-forming assembly issue at
As the brightness of light.
In order to achieve the above object, third aspect present invention embodiment proposes a kind of imaging method, it is applied to such as first aspect
The optical presentation system, which comprises
Each image-forming assembly controlled in the optical presentation system is imaged at the corresponding depth of field；
According to the picture depth that stereo-picture need to be presented, the brightness of image of each image-forming assembly is adjusted.
In order to achieve the above object, fourth aspect present invention embodiment proposes a kind of augmented reality equipment, including such as first party
Optical presentation system described in the embodiment of face.
Technical solution provided by the embodiment of the present invention may include it is following the utility model has the advantages that
The optical presentation system of the embodiment of the present invention, including at least two groups image-forming assembly include aobvious in each group image-forming assembly
Show source, the first semi-transparent semi-reflecting lens and the second semi-transparent semi-reflecting lens, wherein display source is used to issue imaging according to the image at setting visual angle
Light, the imaging that the first semi-transparent semi-reflecting lens are used to issue display source reflects, and environment light transmission is entered human eye, the
Two semi-transparent semi-reflecting lens are used to for the imaging that the first semi-transparent semi-reflecting lens reflect being reflected into human eye with the presentation figure at the corresponding depth of field
Picture, and be used for environment light transmission to the first semi-transparent semi-reflecting lens, wherein the brightness and binocular for the imaging that display source issues
Spatially image picture depth it is corresponding.By the way that at least two groups image-forming assembly is arranged, and adjust the imaging of display source sending
The brightness of light so that the imaging surface being fitted according to the brightness and binocular spatially the picture depth of image it is corresponding, keep away
Vision influx is exempted from and has adjusted conflict, user will not be allowed to generate fatigue and sense of discomfort.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the schematic illustration of influx adjusting and focus adjustment；
Fig. 2 is a kind of structural schematic diagram of optical presentation system provided by the embodiment of the present invention；
Fig. 3 is the schematic illustration of depth of field fusion；
Fig. 4 is the structural schematic diagram for another optical presentation system that the embodiment of the present invention proposes；
Fig. 5 is the structural schematic diagram of another optical presentation system provided by the embodiment of the present invention；And
Fig. 6 is a kind of flow diagram of imaging method provided by the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the optical presentation system, display control unit and augmented reality for describing the embodiment of the present invention are set
It is standby.
A kind of optical presentation system provided by the embodiment of the present invention, for the monocular imaging in binocular stereo imaging.
Optical presentation system, including at least two groups image-forming assembly include: display source in each group image-forming assembly, first semi-transparent
Semi-reflective mirror and the second semi-transparent semi-reflecting lens.The optical presentation system of the embodiment of the present invention, can be applied in the equipment of augmented reality,
Such as eyes, helmet of augmented reality etc., it is not construed as limiting in the present embodiment.
Wherein, it shows source, for issuing imaging according to the image at setting visual angle, and shows the bright of the imaging that source issues
Degree is adjustable.And the image at visual angle is set, it is that the visual angle according to corresponding to optical presentation system corresponding monocular determines
's.
First semi-transparent semi-reflecting lens, the imaging for issuing to display source reflect, and environment light transmission is entered
Human eye, i.e. the first semi-transparent semi-reflecting lens may be implemented by show source issue imaging reflect, and by environment light transmission into
Enter human eye.
Second semi-transparent semi-reflecting lens, the imaging for reflecting the first semi-transparent semi-reflecting lens are reflected into human eye to doing something for the occasion
Image is presented in depths, and is used for environment light transmission to the first semi-transparent semi-reflecting lens.
Wherein, the brightness for the imaging that display source issues is adjustable, so that the sending of display source is intensity adjustable
The depth of the imaging surface merged after imaging imaged component imaging and binocular spatially the picture depth of image it is opposite
It answers, that is to say, that by adjusting the brightness for the imaging that display source issues, the distance that human eye can be made to focus and assemble is phase
Deng, it adjusts and conflicts so as to avoid vision influx, user will not be allowed to generate fatigue and sense of discomfort, while improving the clear of image
Clear degree.
As a kind of possible implementation, each group image-forming assembly can share same second semi-transparent semi-reflecting lens, to reduce light
Learn the cost and volume of display system.
Based on a upper embodiment, the present embodiment carries out specifically so that optical presentation system includes two groups of image-forming assemblies as an example
It is bright.Fig. 2 is a kind of structural schematic diagram of optical presentation system provided by the embodiment of the present invention.
As shown in Fig. 2, display system 100 includes two groups of image-forming assemblies, two groups of image-forming assemblies share same second semi-transparent half
Anti- mirror 13, to reduce the cost and volume of optical presentation system.It is known as the first image-forming assembly and the second imaging for the ease of distinguishing
Component, the first image-forming assembly and the second image-forming assembly share same second semi-transparent semi-reflecting lens 13, wherein the first image-forming assembly also wraps
Include display source 11 and the first semi-transparent semi-reflecting lens 12.Second image-forming assembly further includes display source 21 and the first semi-transparent semi-reflecting lens 22.
Wherein, the first semi-transparent semi-reflecting lens 12 of the first image-forming assembly are semi-transparent semi-reflecting plane mirror, are located at second semi-transparent half
Between anti-mirror 13 and the first semi-transparent semi-reflecting lens 22 of the second image-forming assembly.Second semi-transparent semi-reflecting lens 13 are semi-transparent semi-reflecting curved surface
Mirror, the first semi-transparent semi-reflecting lens 22 of the second image-forming assembly are semi-transparent semi-reflecting plane mirror,
Wherein, the first semi-transparent semi-reflecting lens 12 of the first image-forming assembly, the second image-forming assembly the first semi-transparent semi-reflecting lens 22 with
The lower end of second semi-transparent semi-reflecting lens 13 connects.First semi-transparent semi-reflecting lens 12 of the first image-forming assembly and the second semi-transparent semi-reflecting lens 13
There is the first angle 31, the display plane in the display source 11 of the first image-forming assembly and the light of the second semi-transparent semi-reflecting lens 13 between optical axis
There is the second angle 32 between axis.The optical axis of first semi-transparent semi-reflecting lens 22 of the second image-forming assembly and the second semi-transparent semi-reflecting lens 13 it
Between have third angle 33, the second image-forming assembly display source 21 display plane and the second semi-transparent semi-reflecting lens 13 optical axis between
With the 4th angle 34.And the first angle 31 is greater than third angle 33, the second angle 32 is greater than the 4th 34 jiaos of folder, can as one kind
The implementation of energy, the 4th angle 34 is that the difference between the third angle 33 and 90 degree according to twice determines, if third angle
33 be θ, then the 4th θ -90 ° of angle 34=2*, wherein the value range of the first angle 31 is 50 degree to 60 degree, third angle 33
Value range be 40 degree to 50 degree, to ensure that the light that light source 21 is projected and the light that light source 11 is projected can mutually stagger,
That is the angle of the light and the first semi-transparent semi-reflecting lens 22 that light source 21 can be made to be projected, the light projected with light source 11 and the
The angle of one semi-transparent semi-reflecting lens 12 is identical, since the optical position of two image-forming assemblies projection is different, as solid black lines enter in Fig. 2
The light of light and grey filled lines is penetrated, to realize that the light that projects in two image-forming assemblies can be parallel to each other after reflection is incident to
Human eye, that is to say, that two image-forming assembly imaging surfaces generated are parallel to each other, that is, the imaging being formed at the different depth of field.
As a kind of possible implementation, as shown in Fig. 2, the upper end of the first semi-transparent semi-reflecting lens 22 of the second image-forming assembly
Higher than the upper end of the first semi-transparent semi-reflecting lens 12 of the first image-forming assembly, so that the light that display source 21 issues is semi-transparent semi-reflecting from first
Gap location between mirror 12 and the first semi-transparent semi-reflecting lens 22 is incident on the first semi-transparent semi-reflecting lens 22, so that display source 21 be avoided to send out
After light out can expose to the first semi-transparent semi-reflecting lens 12, part exposes to the first semi-transparent semi-reflecting lens 22 again, causes more spuious
The generation of light influences the visual experience of user to form the higher order reflection virtual image at human eye.
The brightness of optical presentation system provided in this embodiment, the imaging that display source issues spatially is schemed with binocular
The picture depth of picture is corresponding, that is, avoids vision influx and adjust conflict, user will not be allowed to generate fatigue and sense of discomfort, mentioned simultaneously
The high clarity of image, is described below in detail.
Specifically, the display source 11 in the first image-forming assembly is placed horizontally at the top of the first semi-transparent semi-reflecting lens 12, according to
The image that monocular corresponds to visual angle issues imaging, and for the ease of difference, referred to as the first imaging, the first imaging is passed through and the second half
The optical axis of saturating semi-reflective mirror 13 reflexes to the second semi-transparent semi-reflecting lens 13 at the first semi-transparent semi-reflecting lens 12 of the first angle 31, wherein the
Two semi-transparent semi-reflecting lens 13 are semi-transparent semi-reflecting concave mirrors, can play amplification to light, therefore, the first imaging is semi-transparent through second
After semi-reflective mirror 13 amplifies, some light is reflected into human eye after the first semi-transparent semi-reflecting lens 12 and the first semi-transparent semi-reflecting lens 22.
According to display source 11 and 12 distance h1 of the first semi-transparent semi-reflecting lens and first the 12 to the second semi-transparent semi-reflecting lens of semi-transparent semi-reflecting lens 13
Distance b1, can calculate 11 the second semi-transparent semi-reflecting lens of distance 13 of display source object distance be U1=h1+b1 and second it is semi-transparent
The focal length of semi-reflective mirror 13 is f, according to lens imaging formula, the amplification virtual image of the first image-forming assembly generation can be calculated, i.e.,
The distance V1 of first imaging surface, 41 the second semi-transparent semi-reflecting lens of positional distance 13.
Meanwhile the second display source 21 in image-forming assembly issues imaging according to the image that monocular corresponds to visual angle, in order to just
In differentiation, referred to as the second imaging, wherein the optical axis institute of the first semi-transparent semi-reflecting lens 22 and the second semi-transparent semi-reflecting lens 13 presss from both sides at third
Angle 33 is denoted as θ, and display source 21 is placed on the oblique upper in display source 11, shows the display plane and the second semi-transparent semi-reflecting lens 13 in source 21
Optical axis between there is the 4th angle 34, the 4th θ -90 ° of angle 34=2*, the second imaging reflects through the first semi-transparent semi-reflecting lens 22
To the second semi-transparent semi-reflecting lens 13, after the amplification of the second semi-transparent semi-reflecting lens 13, some light passes through 12 He of the first semi-transparent semi-reflecting lens
After first semi-transparent semi-reflecting lens 22, it is reflected into human eye.According to display source 21 and the first semi-transparent semi-reflecting lens 22 distance h2, Yi Ji
The distance b2 of one the 22 to the second semi-transparent semi-reflecting lens of semi-transparent semi-reflecting lens 13 can calculate 21 the second semi-transparent semi-reflecting lens of distance of display source
13 object distance is U2=h2+b2 and the focal length of the second semi-transparent semi-reflecting lens 13 is f, according to lens imaging formula, can be calculated
The amplification virtual image generated to the first image-forming assembly, the i.e. distance of 42 the second semi-transparent semi-reflecting lens of positional distance 13 of the second imaging surface are
V2。
Human eye can see extraneous environment light, and environment light is to penetrate the second semi-transparent semi-reflecting lens 13, and it is semi-transparent to penetrate first
Enter human eye after semi-reflective mirror 12 and the first semi-transparent semi-reflecting lens 22, while human eye can also be seen that above-mentioned first imaging and the second one-tenth
The imaging as corresponding to light, i.e. formed two virtual images 41 and 42 at position V1 and V2 in Fig. 2, and then calculated using depth of field fusion
Method can fit the continuous depth image between position V1 and V2, that is to say, that human eye focus position be not it is fixed,
The depth of field position for the stereo-picture that different perspectives is in the reality scene that can be received with binocular matches.
As a kind of possible implementation, in conjunction with Fig. 3, to the principles and methods of the depth of field blending algorithm of the embodiment of the present invention
It is as follows:
When showing source 11 and showing that the brightness of imaging of the sending of source 21 is different, obtained by image-forming assembly the first one-tenth
The brightness of image planes 41 and the second imaging surface 42 is also different, by blending algorithm by the first imaging surface 41 and the second imaging surface 42
The depth of obtained fitting imaging is then the continuous depth image between the first imaging surface 41 and the second imaging surface 42, specifically
Ground, the brightness I for the first imaging surface 41 that the first image-forming assembly generates in the embodiment of the present inventionnIt indicates,The brightness I for the second imaging surface 42 that second image-forming assembly generatesfIt indicates,Wherein, Dn indicates the distance of the first imaging surface of human eye distance 41, DfIndicate the second imaging surface of human eye distance
42 distance, Ds indicate the position for the fitting imaging surface being fitted by depth of field blending algorithm, IsIt indicates to merge by the depth of field
The brightness for the fitting imaging surface 43 that algorithm obtains, according to above-mentioned formula it is found that if by the brightness I of the first imaging surface 41nIt is turned up,
The fitting imaging surface 43 then merged is then close to the first imaging surface 41, i.e., to close at position of human eye, if by the second imaging
The brightness I in face 42fIt is turned up, then the fitting imaging surface 43 merged is then close to the second imaging surface 42, i.e., far from human eye position
Place is set, to realize the brightness of brightness either the second imaging surface 42 by adjusting the first imaging surface 41, can to melt
It closes obtained fitting imaging surface 43 to move between the first imaging surface 41 and the second imaging surface 42, that is to say, that the position that human eye focuses
It sets and is no longer fixed and invariable, be that can be moved between two imaging planes, so that binocular was watched from actual scene
The picture depth for the stereo-picture that image is assembled is opposite with by merging the obtained fitting picture depth of imaging surface
It answers, that is, avoids human eye vision influx and adjust conflict, user will not be allowed to generate fatigue and sense of discomfort, while improving the clear of image
Clear degree.
It is understood that, when the imaging surface to multiple depth carries out depth of field fusion, principle is identical, and details are not described herein again.
In the optical presentation system of the embodiment of the present invention, by the way that two groups of image-forming assemblies are arranged, and the sending of display source is adjusted
The brightness of imaging, so that after the intensity adjustable imaging that display source issues is projected to human eye by image-forming assembly, according to
The obtained corresponding depth of fitting imaging surface of fusion principle and binocular spatially the picture depth of image it is corresponding, avoid view
Feel that influx adjusts conflict, user will not be allowed to generate fatigue and sense of discomfort, while improving the clarity of image.
Based on the above embodiment, the embodiment of the present invention also proposed the possible reality of the structure of another optical presentation system
Existing mode, Fig. 4 is the structural schematic diagram for another optical presentation system that the embodiment of the present invention proposes, as shown in figure 4, the optics
Display system 100 further includes extinction plate 14.
The lower edge of extinction plate 14 is concordant with the lower edge of the first semi-transparent semi-reflecting lens 22 of the second image-forming assembly, extinction plate 14
For absorbing the stray light transmitted from the first semi-transparent semi-reflecting lens 22 of the second image-forming assembly, as a kind of possible implementation,
Extinction plate 14 can be by increasing light-absorbing coating on acrylic board surface, to realize the absorption to stray light.Meanwhile extinction plate 14
Under the premise of not influencing the imaging in display source 11 and the sending of display source 21, extinction plate 14 is as far as possible close to first semi-transparent half
Anti- mirror 22, wherein the angle of extinction plate 14 and horizontal plane may be configured as 15 degree of -35 degree, to increase the absorption efficiency of stray light.
In order to realize that above-described embodiment, optical presentation system 100 of the invention further include display control unit 110.
As shown in figure 5,21 electricity of display source 11 and display source in display control unit 110, with optical presentation system 100
Property connection, for control each image-forming assembly display source issue imaging brightness so that in optical presentation system
The brightness that each image-forming assembly is projected into the image at the different depth of field of human eye is different.
It should be noted that only diagrammatically illustrating optical presentation system 100 in the present embodiment includes 2 groups of image-forming assemblies
Structural schematic diagram, optical presentation system 100 can also include more group image-forming assemblies, and principle is identical, and details are not described herein again.
Optionally, the image-forming assembly that display control unit is also used to will acquire by depth of field blending algorithm is in different scapes
The image surface that depths is presented is merged, and the fitting imaging surface that fusion obtains, the depth for the fitting imaging surface which obtains are obtained
Degree may be between the corresponding depth of image surface of the different depth of field of image-forming assembly generation, that is to say, that the fusion obtains quasi-
The depth information of synthesis image planes is stereo-picture that is variable, being assembled with realization and binocular according to actual scene image
Picture depth it is corresponding.Wherein, the algorithm specifically merged is referred to an embodiment, and principle is identical, and details are not described herein again.
In the optical presentation system of the embodiment of the present invention, the first semi-transparent semi-reflecting lens are transmitted by setting extinction plate spuious
Light is absorbed, and by the way that two groups of image-forming assemblies are arranged, and adjusts the brightness of the imaging of display source sending, so that display source issues
Intensity adjustable imaging human eye is projected to by image-forming assembly after, it is corresponding according to the obtained fitting imaging surface of fusion principle
Depth and binocular spatially the picture depth of image it is corresponding, avoid vision influx and adjust conflict, user will not be allowed to produce
Raw fatigue and sense of discomfort, improve the clarity of image, while avoiding dispersion.
Based on the above embodiment, the embodiment of the invention also provides a kind of imaging method, Fig. 6 is mentioned by the embodiment of the present invention
A kind of flow diagram of the imaging method supplied, as shown in fig. 6, method includes the following steps:
Step 601, each image-forming assembly controlled in optical presentation system is imaged at the corresponding depth of field.
It wherein, include at least two groups image-forming assembly in optical presentation system, each group image-forming assembly includes display source, the first half
Saturating semi-reflective mirror and the second semi-transparent semi-reflecting lens.For ease of description, it is illustrated by taking 2 groups of image-forming assemblies as an example in the present embodiment, point
It is also known as the first image-forming assembly and the second image-forming assembly.Wherein, image-forming assembly, such as can be the AR imaging group of augmented reality
Part, for being imaged in the equipment of augmented reality.
Specifically, the display source for controlling the first image-forming assembly issues imaging, imaging according to the image that monocular corresponds to visual angle
Light reflects on the first semi-transparent semi-reflecting lens, and the imaging of reflection is further reflected at the second semi-transparent semi-reflecting lens,
Since the second semi-transparent semi-reflecting lens are semi-transparent semi-reflecting concave mirror, the imaging of reflection can be amplified, the imaging after reflection
It is incident to human eye after the first semi-transparent semi-reflecting lens, so that human eye sees the virtual image of amplification at the corresponding depth of field, for example, Fig. 2
The middle depth of field is the virtual image 41 of V1.Meanwhile can control the second image-forming assembly and being imaged, so that human eye is seen at the corresponding depth of field
To the virtual image of amplification, for example, the depth of field is the virtual image 42 of V2 in Fig. 2.
Step 602, according to the picture depth that stereo-picture need to be presented, the brightness of image of each image-forming assembly is adjusted.
Specifically, the first semi-transparent semi-reflecting lens and the second semi-transparent semi-reflecting lens can also allow ambient light to pass through, so that real
The image of different perspectives is imaged in human eye in scene, according to the depth of field of the stereo-picture for being in, to the first image-forming assembly and
The brightness for the imaging that the display source of second image-forming assembly issues is adjusted, and according to depth of field blending algorithm, will acquire not
Two imaging surfaces with brightness are merged to obtain fitting imaging surface, by adjusting two groups of image-forming assemblies display source issue at
As the brightness of light, the depth of field of the fitting imaging surface can be made corresponding with the picture depth that stereo-picture need to be presented, avoided
Vision influx adjusts conflict, user will not be allowed to generate fatigue and sense of discomfort, while improving the clarity of image.
It should be noted that the above-mentioned explanation to optical presentation system embodiment, also can be applied to the present embodiment
Method in, details are not described herein again.
In the imaging method of the embodiment of the present invention, the imaging that display source issues can be controlled by display control unit
Brightness, and by the fusion of depth integration algorithm progress imaging surface, so that the depth letter for the fitting imaging surface that fusion obtains
Breath be it is variable, to realize the picture depth phase of stereo-picture assembled with the extraneous scene image that binocular receives
It is corresponding, it avoids vision influx and adjusts conflict, user will not be allowed to generate fatigue and sense of discomfort, while improving the clear of image
Degree.
Based on the above embodiment, the embodiment of the invention also provides a kind of augmented reality equipment, including previous embodiment institute
The optical presentation system 100 stated, augmented reality equipment are, for example, the glasses of augmented reality, helmet etc..
It is alternatively possible to add gray scale to filter outside the environment light incidence surface of the optical presentation system 100 of augmented reality equipment
Mirror increases the contrast between the virtual image of display and true environment image to reduce the environmental light brightness entered.
The augmented reality equipment of the embodiment of the present invention, is specifically as follows augmented reality glasses, and augmented reality glasses include pair
Answer two optical presentation systems 100 described in the previous embodiment of binocular, that is to say, that each eyes have corresponding optics aobvious
Show system 100.
It should be noted that the above-mentioned explanation to optical presentation system, is also applied for the augmented reality of the present embodiment
Equipment, principle is identical, and details are not described herein again.
Augmented reality equipment provided by the embodiment of the present invention can control what display source issued by display control unit
The brightness of imaging, and by the fusion of depth integration algorithm progress imaging surface, so that the fitting imaging surface that fusion obtains
Depth information be it is variable, to realize the figure of stereo-picture that the extraneous scene image received with binocular is assembled
Picture depth is corresponding, avoids vision influx and adjusts conflict, user will not be allowed to generate fatigue and sense of discomfort, while improving image
Clarity.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing custom logic function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.Such as, if realized with hardware in another embodiment, following skill well known in the art can be used
Any one of art or their combination are realized: have for data-signal is realized the logic gates of logic function from
Logic circuit is dissipated, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene can compile
Journey gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as to limit of the invention
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of the invention
Type.
Claims (14)
1. a kind of optical presentation system, which is characterized in that including at least two groups image-forming assembly, include: in each group image-forming assembly
Display source, for issuing imaging according to the image at setting visual angle；
First semi-transparent semi-reflecting lens, the imaging for issuing to the display source reflects, and environment light transmission is entered
Human eye；
Second semi-transparent semi-reflecting lens, the imaging for reflecting first semi-transparent semi-reflecting lens is reflected into human eye, and is used for
By environment light transmission to first semi-transparent semi-reflecting lens.
2. optical presentation system according to claim 1, which is characterized in that each group image-forming assembly shares same described second
Semi-transparent semi-reflecting lens.
3. optical presentation system according to claim 2, which is characterized in that the image-forming assembly is two groups, including first
Image-forming assembly and the second image-forming assembly；
First semi-transparent semi-reflecting lens of first image-forming assembly are semi-transparent semi-reflecting plane mirror, are located at second semi-transparent semi-reflecting lens
Between the first semi-transparent semi-reflecting lens of second image-forming assembly；Wherein, second semi-transparent semi-reflecting lens are semi-transparent semi-reflecting song
Face mirror, the first semi-transparent semi-reflecting lens of second image-forming assembly are semi-transparent semi-reflecting plane mirror.
4. optical presentation system according to claim 3, which is characterized in that the first of first image-forming assembly semi-transparent half
Anti- mirror, second image-forming assembly the first semi-transparent semi-reflecting lens connected with second semi-transparent semi-reflecting lens lower end；
There is the first folder between first semi-transparent semi-reflecting lens of first image-forming assembly and the optical axis of second semi-transparent semi-reflecting lens
Angle；There is the second folder between the display plane in display source and the optical axis of second semi-transparent semi-reflecting lens of first image-forming assembly
Angle；
There is third folder between first semi-transparent semi-reflecting lens of second image-forming assembly and the optical axis of second semi-transparent semi-reflecting lens
Angle；There is the 4th folder between the display plane in display source and the optical axis of second semi-transparent semi-reflecting lens of second image-forming assembly
Angle；
First angle is greater than the third angle, and second angle is greater than the 4th angle.
5. optical presentation system according to claim 4, which is characterized in that
The upper end of first semi-transparent semi-reflecting lens of second image-forming assembly is higher than the first semi-transparent semi-reflecting of first image-forming assembly
The upper end of mirror.
6. optical presentation system according to claim 4, which is characterized in that the optical presentation system further includes extinction
Plate；
Wherein, the lower end of the extinction plate is connect with the lower end of the first semi-transparent semi-reflecting lens of second image-forming assembly, the suction
Tabula rasa is used to absorb the stray light transmitted from the first semi-transparent semi-reflecting lens of second image-forming assembly.
7. optical presentation system according to claim 4, which is characterized in that
The value range of first angle is 50 degree to 60 degree；
The value range of the third angle is 40 degree to 50 degree.
8. optical presentation system according to claim 4, which is characterized in that
4th angle is that the difference between the third angle according to twice, with 90 degree determines.
9. optical presentation system according to claim 3, which is characterized in that second semi-transparent semi-reflecting lens are semi-transparent semi-reflecting
Concave mirror.
10. -9 described in any item optical presentation systems according to claim 1, which is characterized in that the optical presentation system is also
It include: display control unit；
Display source in the display control unit, with the optical presentation system is electrically connected, for controlling each image-forming assembly
Display source issue imaging brightness.
11. a kind of imaging method, which is characterized in that it is applied to such as described in any item optical presentation systems of claim 1-10,
The described method includes:
Each image-forming assembly controlled in the optical presentation system is imaged at the corresponding depth of field；
According to the picture depth that stereo-picture need to be presented, the brightness of image of each image-forming assembly is adjusted.
12. a kind of augmented reality equipment, which is characterized in that including such as claim 1-10 described in any item optics displays system
System.
13. augmented reality equipment according to claim 12, which is characterized in that the augmented reality equipment further includes and institute
State the gray scale optical filtering that the environment light incident side of the second semi-transparent semi-reflecting lens of optical presentation system is oppositely arranged.
14. augmented reality equipment according to claim 12, which is characterized in that the augmented reality equipment is augmented reality
Glasses；
The augmented reality glasses include two optical presentation systems of corresponding binocular.
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