CN109491082A - Calculate method and system, the computer readable storage medium of compound eye size of components - Google Patents
Calculate method and system, the computer readable storage medium of compound eye size of components Download PDFInfo
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- CN109491082A CN109491082A CN201811616527.1A CN201811616527A CN109491082A CN 109491082 A CN109491082 A CN 109491082A CN 201811616527 A CN201811616527 A CN 201811616527A CN 109491082 A CN109491082 A CN 109491082A
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- compound eye
- relay lens
- light beam
- enlargement ratio
- size
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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
- G02B27/0012—Optical design, e.g. procedures, algorithms, optimisation routines
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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
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2066—Reflectors in illumination beam
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
Abstract
The invention discloses a kind of methods for calculating compound eye size of components, obtain the target enlargement ratio of compound eye component；It controls light beam and is successively incident upon the first relay lens, the second relay lens from compound eye component；The deviation angle of the first relay lens and/or the second relay lens is adjusted, so that the first relay lens and the second relay lens switch to non co axial state, and obtains the adjusting enlargement ratio of the compound eye component after adjusting；Reach target enlargement ratio according to the size for the ratio calculation compound eye component for adjusting enlargement ratio and target enlargement ratio to correct light beam.The invention also provides a kind of systems and computer readable storage medium for calculating compound eye size of components, by by light beam through the enlargement ratio under non co axial state compared with target enlargement ratio, it is adjusted according to size of the ratio to compound eye component, so that light beam is identical as numerical value originally required after the amplification of target enlargement ratio through the value of magnification under non co axial state, to correct the enlargement ratio of light beam.
Description
Technical field
The present invention relates to micro projector technical field more particularly to a kind of method, one kind for calculating compound eye size of components
The system of calculating compound eye size of components and a kind of computer readable storage medium.
Background technique
It is higher and higher for micromation, portable demand in micro- light projector road, in the prior art, LED& laser light source
TIR&RTIR biprism is generallyd use in micro- light projector road, however it is unfavorable for entirety using micro- light projector road of TIR&RTIR biprism
The diminution of ray machine size, efficiency as light pass through second piece of prism energy be absorbed loss etc. reduced, cost increase
Add.Therefore the design method for generalling use single prism, due to the use of single prism, so that relay system the second relay lens occurs and has
Eccentric and deflection, to reach better aberration correction, designs ideal rectangle hot spot, but optical routing coaxial system changes at this time
For Non-coaxial systems, brings meridian different with the enlargement ratio of the sagitta of arc, cause the hot spot by compound eye shaping cannot be according to coaxial
System simultaneously amplifies corresponding length and width dimensions, is in the prior art usually changed to the second relay lens aspherical or freely bent
Face lens adjust enlargement ratio, to improve manufacturing cost.
Summary of the invention
The main purpose of the present invention is to provide a kind of methods for calculating compound eye size of components, it is intended to solve in the prior art
The second relay lens is usually changed to aspherical or free-form surface lens to adjust enlargement ratio, to improve manufacturing cost
Technical problem.
To achieve the above object, the present invention provides a kind of method for calculating compound eye size of components, the calculating compound eye component
The method of size the following steps are included:
Obtain the target enlargement ratio of compound eye component；
It controls light beam and is successively incident upon the first relay lens, the second relay lens from the compound eye component；
The deviation angle of first relay lens and/or second relay lens is adjusted, so that first relay lens and institute
It states the second relay lens and switchs to non co axial state, and obtain the adjusting enlargement ratio of the compound eye component after adjusting；
According to it is described adjusting enlargement ratio and the target enlargement ratio ratio calculation described in compound eye component size with
It corrects the light beam and reaches the target enlargement ratio.
Preferably, the compound eye group according to the ratio calculation of the adjusting enlargement ratio and the target enlargement ratio
The size of part includes: to correct the step of light beam reaches the target enlargement ratio
It is calculated according to the focal length of the target enlargement ratio and first relay lens, second relay lens described
The angular aperture of compound eye component exit facet；
According to the angular aperture of the compound eye component exit facet and the adjusting enlargement ratio and the target enlargement ratio
Radiometer calculate the target size of the compound eye component；
The compound eye component is sized to the target size, reaches the target amplification to correct the light beam
Multiplying power.
Preferably, the size of the adjustment compound eye component reaches institute to the target size to correct the light beam
The step of stating target enlargement ratio include:
Adjust on the compound eye component it is each it is simple eye between spacing and/or the compound eye component on each simple eye spherical surface
Radius reaches the target enlargement ratio to correct the light beam.
Preferably, the step of control light beam is successively incident upon the first relay lens, the second relay lens from the compound eye component
Include:
It controls the light beam to be incident upon on reflecting mirror through the compound eye component and first relay lens, and by described anti-
The reflex for penetrating mirror reflexes to the light beam on second relay lens, to change the direction of propagation of the light beam.
In addition, to achieve the above object, the present invention also provides a kind of system for calculating compound eye size of components, the meters
Calculate compound eye size of components system include:
Light source；
First relay lens；
Second relay lens generates deviation angle with first relay lens, for making first relay lens and described second
Relay lens switchs to non co axial state, to adjust the enlargement ratio that the light source issues light beam；
Compound eye component, between the light source and first relay lens.
Preferably, the compound eye component includes several compound eyes, and several compound eye matrix form connections are to form the compound eye
Component.
Preferably, the system for calculating compound eye size of components further includes screen, and the light beam is through second relaying
Mirror is arranged on the screen, and the screen is for receiving through in the compound eye component, first relay lens and described second
After the amplified light beam of mirror.
Preferably, the system for calculating compound eye size of components further includes reflecting mirror, and the reflecting mirror is located at described first
Between relay lens and second relay lens, for the light beam to be reflexed to second relay lens from first relay lens
On, to change the direction of propagation of the light beam.
In addition, the present invention also proposes a kind of computer readable storage medium, stored on the computer readable storage medium
There is the program for calculating compound eye size of components, the program for calculating compound eye size of components is realized as described above when being executed by processor
Calculating compound eye size of components method the step of.
A kind of method for calculating compound eye size of components that the embodiment of the present invention proposes, due to the deflection angle between relay lens,
So that the coaxial transformation non co axial of the optical routing of the light beam, causes meridian different with the enlargement ratio of the sagitta of arc, that is, leads to the light
The enlargement ratio of beam long side and/or short side is inconsistent, and the enlargement ratio so as to cause light beam is changed.The present invention pass through by
The light beam through the enlargement ratio under non co axial state compared with target enlargement ratio, according to ratio to the size of compound eye component into
Row adjustment, so that the light beam is through value of magnification and the script institute after target enlargement ratio amplification under non co axial state
The numerical value needed is identical, corrects the enlargement ratio of the light beam to the target multiplying power to realize.It is not needed more by this method
Changing additional delay lens is aspherical or free-form surface lens, equally can save cost, simultaneously with shaping target spot size
Remain single optical path prism advantage.
Detailed description of the invention
Fig. 1 is the flow diagram for the method first embodiment that the present invention calculates compound eye size of components；
Fig. 2 is the flow diagram for the method second embodiment that the present invention calculates compound eye size of components；
Fig. 3 is the flow diagram for the method 3rd embodiment that the present invention calculates compound eye size of components；
Fig. 4 is the flow diagram for the method fourth embodiment that the present invention calculates compound eye size of components；
Fig. 5 is the device concrete structure schematic diagram that the present invention calculates compound eye size of components；
Fig. 6 is the schematic illustration that the present invention calculates compound eye size of components.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Compound eye component | 2 | First relay lens |
| 3 | Reflecting mirror | 4 | Second relay lens |
| 5 | Prism | 6 | Camera lens |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
The invention proposes a kind of methods for calculating compound eye size of components, please refer to Fig. 1, and Fig. 1 is that the present invention calculates compound eye
The flow diagram of the method first embodiment of size of components, it is described calculate compound eye size of components method the following steps are included:
Step S10: the target enlargement ratio of compound eye component is obtained；
Step S20: control light beam is successively incident upon the first relay lens, the second relay lens from the compound eye component；
Step S30: the deviation angle of first relay lens and/or second relay lens is adjusted, so that in described first
Switch to non co axial state after mirror and second relay lens, and obtains the adjusting enlargement ratio of the compound eye component after adjusting；
Step S40: the compound eye component according to the ratio calculation of the adjusting enlargement ratio and the target enlargement ratio
Size reach the target enlargement ratio to correct the light beam.
Before amplifying to the light beam that light source issues, a target enlargement ratio is set, so that the light beam can be by
It is amplified according to the target enlargement ratio, to realize the effect of projection.The light beam is completed under the action of relay system
The operation of amplification, since the present invention is to realize projection based on single prism, it is therefore desirable to by first relay lens and described
Deflection angle is generated between second relay lens, so that entire optical path switchs to non co axial state from coaxial state, to obtain more preferable
Aberration correction, to design ideal rectangular light spot.
To sum up, the detailed process for calculating compound eye size of components are as follows: the light beam is issued from light source, is irradiated to described multiple
It is mapped on the screen on eye component, then after being amplified by first relay lens and second relay lens, due to described
There is deflection angle, i.e., the described light beam turns during propagation from coaxial state between first relay lens and second relay lens
For non co axial state, generate deviation so as to cause the amplification of meridian plane and sagittal surface, i.e., so that the long side of light beam after amplification with
The length of short side is different with the length of short side from the amplified long side of target enlargement ratio.Exist to correct the light beam
The adjusting enlargement ratio obtained after first relay lens and second relay lens is adjusted, itself and target enlargement ratio phase are made
Together, to calculate the size of the compound eye component, i.e., the described ratio for adjusting enlargement ratio and the target enlargement ratio
Value is equal to the pre-set dimension of the compound eye component and the ratio of the compound eye component targets size, the default ruler of the compound eye component
It is very little to take arbitrary value according to the actual situation, need to only it meet so that enlargement ratio of the light beam under coaxial state is equal to the mesh
Mark the condition of enlargement ratio.
A kind of method for calculating compound eye size of components that the embodiment of the present invention proposes, due to the deflection angle between relay lens,
So that the coaxial transformation non co axial of the optical routing of the light beam, causes meridian different with the enlargement ratio of the sagitta of arc, that is, leads to the light
The enlargement ratio of beam long side and/or short side is inconsistent, and the enlargement ratio so as to cause light beam is changed.The present invention pass through by
The light beam through the enlargement ratio under non co axial state compared with target enlargement ratio, according to ratio to the size of compound eye component into
Row adjustment, so that the light beam is through value of magnification and the script institute after target enlargement ratio amplification under non co axial state
The numerical value needed is identical, corrects the enlargement ratio of the light beam to the target multiplying power to realize.It is not needed more by this method
Changing additional delay lens is aspherical or free-form surface lens, equally can save cost, simultaneously with shaping target spot size
Remain single optical path prism advantage.
Further, referring to figure 2. and Fig. 6, Fig. 2 be the present invention calculate compound eye size of components method be based on first implement
Example second embodiment flow diagram, the step S40 specifically includes the following steps:
Step S41: according to the target enlargement ratio and the focometer of first relay lens, second relay lens
Calculate the angular aperture of the compound eye component exit facet；
Step S42: according to the angular aperture of the compound eye component exit facet and the adjusting enlargement ratio and the target
The radiometer of enlargement ratio calculates the target size of the compound eye component；
Step S43: being sized to the target size for the compound eye component, reaches described to correct the light beam
Target enlargement ratio.
Fig. 6 is please referred to, Fig. 6 is the schematic illustration that the present invention calculates compound eye size of components.According to the light beam from relaying
The spot size H that the angular aperture U2 and the light beam that mirror is emitted on screen are injected before the compound eye component calculates described
The focal length f2 of relay system, i.e. f2=H/2tanU2；Focal length f2 and screen further according to the relay system length h (
The length of hot spot on the i.e. described light beam projecting to screen) calculate angular aperture of the light beam from the compound eye component exit facet
U1, i.e. tanU1=h/ (2*f2)；The length D and the compound eye component of the compound eye component are obtained by the angular aperture U1
The ratio between focal length, i.e. tanU1=D/2*f1.It is appreciated that the light beam is emitted to from second relay lens in practice
The length h of angular aperture U2, screen on screen and the spot size H before the compound eye component can be directly obtained by measurement；
Meanwhile the light beam is by relay system when being amplified, wherein first relay lens is integrated into second relay lens
One, i.e., described first relay lens and second relay lens obtain the focal length f2 of relay system under collective effect.According to institute
State the ratio progress of the ratio and the adjusting enlargement ratio and the target enlargement ratio of the length D and focal length f1 of compound eye component
Design, to realize that the correction light beam reaches the target enlargement ratio.It should be noted that the size of the compound eye component
The deflection angle of first relay lens or the second relay lens can also be adjusted by simulation software by way of software emulation,
And the size of the compound eye component is designed by the feedback of simulation software, to improve accuracy.In the present embodiment, pass through
The mode of calculating determines the size of the compound eye component, to improve the accuracy of design, improves the compound eye component
Using effect.
Further, referring to figure 3., Fig. 3 is that the present invention calculates the method for compound eye size of components based on second embodiment
3rd embodiment flow diagram, the step S43 specifically includes the following steps:
Step S431: adjust on the compound eye component it is each it is simple eye between spacing and/or the compound eye component on it is each
Simple eye spherical radius reaches the target enlargement ratio to correct the light beam.
For the compound eye component by several simple eye compositions, each simple eye both ends are cambered surface, it is each it is simple eye between lead to
The mode for crossing rectangular arranged forms the compound eye component.By adjusting it is described it is each it is simple eye between spacing so that described
It injects the spot size H increase before the compound eye component to the light beam that light source issues, to realize the amplification for correcting the light beam
Multiplying power；It should be noted that can also be by adjusting the cambered surface radius at each simple eye both ends, so as to adjust the compound eye group
The ratio of the length D and focal length f1 of part, to realize the enlargement ratio for correcting the light beam.In the present embodiment, by institute
State on compound eye component it is each it is simple eye be adjusted, so that the compatibility of the compound eye component is improved, without carrying out every time
It remakes, to further decrease manufacturing cost.
Further, referring to figure 4., Fig. 4 is that the present invention calculates the method for compound eye size of components based on first embodiment
Fourth embodiment flow diagram, the step S20 specifically includes the following steps:
Step S21: it controls the light beam and is incident upon on reflecting mirror through the compound eye component and first relay lens, to change
Become the direction of propagation of the light beam；
Step S22: adjusting the angle of the reflecting mirror so that the light beam reflexes on second relay lens.
It is also not identical to shape, the demand of size of projector due to usage scenario difference.By in first relaying
A reflecting mirror is set between mirror and second relay lens, to change the direction of propagation of the light beam, to realize to projector
Shape, size is adjusted.It should be noted that the reflecting mirror may also be disposed in the compound eye component and described first
After between mirror and/or after the exit facet of second relay lens.In the present embodiment, reflecting mirror is used to change the optical path
The direction of propagation, thus realize size, the shape of projector are adjusted, to improve its extensive adaptability.
In addition, referring to figure 5., the present invention also proposes a kind of system for calculating compound eye size of components, the calculating compound eye group
The system of part size includes:
Light source；
First relay lens 2: the light beam issued for amplifying the light source；
Second relay lens 4: for generating deviation angle with first relay lens, make first relay lens and described second
Relay lens switchs to non co axial, to change the enlargement ratio that the light source issues light beam；
Compound eye component 1: between the light source and first relay lens, light beam is issued for adjusting the light source
Enlargement ratio is to target enlargement ratio.
Before amplifying to the light beam that light source issues, a target enlargement ratio is set, so that the light beam can be by
It is amplified according to the target enlargement ratio, to realize the effect of projection.The light beam is completed under the action of relay system
The operation of amplification, since the present invention is to realize projection based on single prism, it is therefore desirable to by first relay lens 2 and described
Deflection angle is generated between second relay lens 4, so that entire optical path switchs to non co axial state from coaxial state, to obtain more preferable
Aberration correction, to design ideal rectangular light spot.
To sum up, the detailed process for calculating compound eye size of components are as follows: the light beam is issued from light source, is irradiated to described multiple
It is mapped on the screen on eye component, then after being amplified by first relay lens 2 and second relay lens 4, by institute
Stating has deflection angle between the first relay lens 2 and second relay lens 4, i.e., the described light beam is during propagation from coaxial shape
State switchs to non co axial state, generates deviation so as to cause the amplification of meridian plane and sagittal surface, i.e., so that the length of light beam after amplification
Side is different with the length of short side with the amplified long side of target enlargement ratio from the length of short side.In order to correct the light
The adjusting enlargement ratio that arrives of the beam after adjusting first relay lens 2 and second relay lens 4, amplifies it with target
Multiplying power is identical, to calculate the size of the compound eye component 1, i.e., the described adjusting enlargement ratio and the target times magnification
The ratio of rate is equal to the pre-set dimension of the compound eye component 1 and the ratio of 1 target size of compound eye component, the compound eye component
Pre-set dimension can take arbitrary value according to the actual situation, only need to meet so that enlargement ratio etc. of the light beam under coaxial state
In the condition of the target enlargement ratio.
A kind of method for calculating compound eye size of components that the embodiment of the present invention proposes, due to the deflection angle between relay lens,
So that the coaxial transformation non co axial of the optical routing of the light beam, causes meridian different with the enlargement ratio of the sagitta of arc, that is, leads to the light
The enlargement ratio of beam long side and/or short side is inconsistent, and the enlargement ratio so as to cause light beam is changed.The present invention pass through by
The light beam through the enlargement ratio under non co axial state compared with target enlargement ratio, according to ratio to the size of compound eye component into
Row adjustment, so that the light beam is through value of magnification and the script institute after target enlargement ratio amplification under non co axial state
The numerical value needed is identical, corrects the enlargement ratio of the light beam to the target multiplying power to realize.It is not needed more by this method
Changing additional delay lens is aspherical or free-form surface lens, equally can save cost, simultaneously with shaping target spot size
Remain single optical path prism advantage.
As one embodiment, referring to figure 5., the detailed process amplified are as follows: firstly, obtaining the target enlargement ratio
And the pre-set dimension of compound eye component, the target enlargement ratio refer to when first relay lens and second relay lens
Between do not have generate deflection angle when enlargement ratio namely meridian it is identical with the enlargement ratio of the sagitta of arc.Such as the compound eye component
Pre-set dimension be set as 1.4mm*0.82mm, target enlargement ratio is 10, and spot size is then 14mm*8.2mm after amplification.
Secondly, in above process, in order to realize single prism projection, then need to first relay lens and described the
Two relay lenses are adjusted, and make to generate deflection angle between it, optical path then switchs to non co axial state, i.e. meridian by coaxial state at this time
It changes with the enlargement ratio of the sagitta of arc, for example, after deflecting between first relay lens and second relay lens,
So that the enlargement ratio of short side becomes 12 times, and the enlargement ratio of long side remains unchanged, i.e., amplified spot size is 14mm*
9.84mm, short side are unsatisfactory for target size 8.2mm, then will be described by calculating in order to make short side meet the size requirement of 8.2mm
The size of compound eye component is adjusted to target size 1.4mm*0.68mm from pre-set dimension 1.4mm*0.82mm, is passing through 12 times of short side
Amplification can reach target size 8.2mm.The meridian sagitta of arc is solved to realize that the size by adjusting the compound eye component reaches
The problem that enlargement ratio different band is come.
Finally, the light beam under the action of prism 5, is projected from camera lens 6, to project on screen, is so far completed whole
A amplifying operation.
Specifically, the system for calculating compound eye size of components further includes screen, the screen is for obtaining the light source
The amplified size of light beam is issued, to calculate the enlargement ratio.
The angular aperture U2 and the light beam being emitted on screen according to the light beam from relay lens inject the compound eye group
Spot size H before part calculates the focal length f2 of the relay system, i.e. f2=H/2tanU2；Further according to the relay system
The length h length of hot spot (namely on the light beam projecting to screen) of focal length f2 and screen calculates the light beam from described
The angular aperture U1 of compound eye component exit facet, i.e. tanU1=h/ (2*f2)；The compound eye component is obtained by the angular aperture U1
The ratio between the focal length of length D and the compound eye component, i.e. tanU1=D/2*f1.It is appreciated that in practice, the light beam
The angular aperture U2 on screen, the length h of screen and the hot spot ruler before the compound eye component are emitted to from second relay lens
Very little H can be directly obtained by measurement；Meanwhile the light beam is by relay system when being amplified, wherein first relay lens 2
It is integrated with second relay lens 4, i.e., described first relay lens 2 obtains under collective effect with second relay lens 4
To the focal length f2 of relay system.According to the ratio of the length D of the compound eye component and focal length f1 and the adjustings enlargement ratio and
The ratio of the target enlargement ratio is designed, to realize that the correction light beam reaches the target enlargement ratio.It needs
Illustrate, the size of the compound eye component can also adjust described first by simulation software by way of software emulation
The deflection angle of relay lens or the second relay lens, and the size of the compound eye component is designed by the feedback of simulation software, thus
Improve accuracy.In the present embodiment, the size that the compound eye component is determined by way of calculating, to improve design
Accuracy improves the using effect of the compound eye component.
Specifically, the compound eye component includes several compound eyes, several compound eye matrix form connections are to form the compound eye
Component.
For the compound eye component 1 by several simple eye compositions, each simple eye both ends are cambered surface, it is each it is simple eye between lead to
The mode for crossing rectangular arranged forms the compound eye component.By adjusting it is described it is each it is simple eye between spacing so that described
It injects the spot size H increase before the compound eye component to the light beam that light source issues, to realize the amplification for correcting the light beam
Multiplying power；It should be noted that can also be by adjusting the cambered surface radius at each simple eye both ends, so as to adjust the compound eye group
The ratio of the length D and focal length f1 of part, to realize the enlargement ratio for correcting the light beam.In the present embodiment, by institute
State on compound eye component 1 it is each it is simple eye be adjusted, to improve the compatibility of the compound eye component 1, without every time into
Row remakes, to further decrease manufacturing cost.
Specifically, the system for calculating compound eye size of components further includes reflecting mirror 3, the reflecting mirror 3 is for changing institute
State the direction of propagation of light beam.
It is also not identical to shape, the demand of size of projector due to usage scenario difference.By in first relaying
One reflecting mirror 3 is set between mirror 2 and second relay lens 4, to change the direction of propagation of the light beam, to realize to projection
Shape, the size of instrument are adjusted.It should be noted that the reflecting mirror 3 may also be disposed on the compound eye component 1 and described the
Between one relay lens 2 and/or after the exit facet of second relay lens 4.In the present embodiment, reflecting mirror 3 is used to change
The direction of propagation of the optical path is adjusted size, the shape of projector to realize, to improve its extensive adaptability.
Furthermore the present invention also proposes a kind of computer readable storage medium, is stored on the computer readable storage medium
The program of compound eye size of components is calculated, the program for calculating compound eye size of components is realized as described above when being executed by processor
The step of calculating the method for compound eye size of components.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. it is a kind of calculate compound eye size of components method, which is characterized in that it is described calculate compound eye size of components method include with
Lower step:
Obtain the target enlargement ratio of compound eye component；
It controls light beam and is successively incident upon the first relay lens, the second relay lens from the compound eye component；
The deviation angle of first relay lens and/or second relay lens is adjusted, so that first relay lens and described the
Two relay lenses switch to non co axial state, and obtain the adjusting enlargement ratio of the compound eye component after adjusting；
According to the size of compound eye component described in ratio calculation of the adjusting enlargement ratio with the target enlargement ratio to correct
The light beam reaches the target enlargement ratio.
2. calculating the method for compound eye size of components as described in claim 1, which is characterized in that described to be amplified according to the adjusting
The size of compound eye component described in multiplying power and the ratio calculation of the target enlargement ratio reaches the target to correct the light beam
The step of enlargement ratio includes:
The compound eye is calculated according to the focal length of the target enlargement ratio and first relay lens, second relay lens
The angular aperture of component exit facet；
According to the angular aperture of the compound eye component exit facet and the ratio for adjusting enlargement ratio and the target enlargement ratio
Value calculates the target size of the compound eye component；
The compound eye component is sized to the target size, reaches the target times magnification to correct the light beam
Rate.
3. calculate the method for compound eye size of components as claimed in claim 2, which is characterized in that described by the compound eye component
It is sized to the target size, includes: to correct the step of light beam reaches the target enlargement ratio
Adjust on the compound eye component it is each it is simple eye between spacing and/or the compound eye component on each simple eye spherical surface half
Diameter reaches the target enlargement ratio to correct the light beam.
4. calculating the method for compound eye size of components as described in claim 1, which is characterized in that the control light beam is from described multiple
Eye component the step of being successively incident upon the first relay lens, the second relay lens includes:
It controls the light beam to be incident upon on reflecting mirror through the compound eye component and first relay lens, and passes through the reflecting mirror
Reflex the light beam is reflexed on second relay lens, to change the direction of propagation of the light beam.
5. it is a kind of calculate compound eye size of components system, which is characterized in that it is described calculate compound eye size of components system include:
Light source；
First relay lens；
Second relay lens generates deviation angle with first relay lens, for making first relay lens and second relaying
Mirror switchs to non co axial state, to adjust the enlargement ratio that the light source issues light beam；
Compound eye component, between the light source and first relay lens.
6. calculating the system of compound eye size of components as claimed in claim 5, which is characterized in that the compound eye component includes several
Compound eye, several compound eye matrix form connections are to form the compound eye component.
7. calculating the system of compound eye size of components as claimed in claim 5, which is characterized in that the calculating compound eye size of components
System further include screen, the light beam is arranged on the screen through second relay lens, and the screen is for receiving warp
The compound eye component, first relay lens and the amplified light beam of the second relay lens.
8. calculating the system of compound eye size of components as claimed in claim 5, which is characterized in that the calculating compound eye size of components
System further include reflecting mirror, the reflecting mirror is between first relay lens and second relay lens, for by institute
It states light beam to reflex on second relay lens from first relay lens, to change the direction of propagation of the light beam.
9. a kind of computer readable storage medium, which is characterized in that it is multiple to be stored with calculating on the computer readable storage medium
The program of eye size of components, the program for calculating compound eye size of components are realized when being executed by processor as in Claims 1-4
The step of described in any item methods for calculating compound eye size of components.
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