CN110888252A - Array type aperture structure and camera electronic equipment - Google Patents
Array type aperture structure and camera electronic equipment Download PDFInfo
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- CN110888252A CN110888252A CN201911234752.3A CN201911234752A CN110888252A CN 110888252 A CN110888252 A CN 110888252A CN 201911234752 A CN201911234752 A CN 201911234752A CN 110888252 A CN110888252 A CN 110888252A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Diaphragms For Cameras (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses an array type aperture structure, which comprises a plurality of light adjusting units, wherein the light adjusting units are arranged in an array type, each light adjusting unit comprises a first polaroid, a first conductive film layer, a liquid crystal layer, a second conductive film layer, a glass layer, a second polaroid and a power circuit, the first polaroid, the first conductive film layer, the second polaroid and the power circuit are sequentially stacked, the first conductive film layer is in a light-transmitting and conductive structure, the first conductive film layer is electrically connected with a first lead wire used for being electrically connected with an external power supply through a switch circuit, the second conductive film layer is in a light-transmitting and conductive structure, the second conductive film layer is electrically connected with a second lead wire used for being electrically connected with the external power supply, and the liquid crystal layer is positioned in an electric field formed by the first conductive film layer and the second conductive film layer, so that the light-transmitting property of the; in addition, the invention also discloses the camera electronic equipment with the array type aperture structure.
Description
Technical Field
The present invention relates to an optical device, and more particularly, to an aperture structure for adjusting a light transmission amount and an image pickup electronic apparatus having the aperture structure.
Background
The prior photographic equipment for capturing images mostly adopts a mechanical diaphragm structure for adjusting the light transmission quantity, and the mechanical diaphragm structures are mainly divided into an iris diaphragm and a cat eye diaphragm; as shown in fig. 1a to 1d, a state structure diagram of the same iris diaphragm 1 ' with different light transmission areas (i.e. different light transmission amounts and different light transmission holes) is shown, the iris diaphragm 1 ' is composed of a plurality of arc diaphragm blades overlapped with each other, the larger the number of the diaphragm blades is, the closer the light transmission hole of the iris diaphragm 1 ' is to the circular shape, the size (i.e. light transmission area) of the light transmission hole formed at the center is changed by the engagement and disengagement of the diaphragm blades, and the multi-blade design can provide the light transmission hole closer to the circular shape, which is currently used in most photographic equipment; compared with the iris diaphragm type diaphragm 1', the structure of the cat-eye diaphragm (not shown) is much simpler, the cat-eye diaphragm is formed by dividing a metal sheet with an oval or diamond-shaped hole in the center into two parts, two metal sheets with semi-oval or semi-diamond-shaped holes are arranged in opposite rows and move relatively to form the cat-eye diaphragm, and the cat-eye diaphragm is mainly applied to some simple photographic and video equipment. The existing mechanical diaphragm structure is relatively complex in design, and the applicant researches and develops a non-mechanical diaphragm structure through long-term scientific research and social practice, so that the existing mechanical diaphragm structure can be completely replaced.
Therefore, an array type aperture structure for adjusting the amount of transmitted light by using a non-mechanical principle is needed.
Disclosure of Invention
The invention aims to provide an array type aperture structure for adjusting the light transmission amount by adopting a non-mechanical principle, which realizes the light transmission amount adjustment by reversibly changing the light transmission amount.
Another object of the present invention is to provide an electronic imaging device, in which the aperture structure of the electronic imaging device adjusts the amount of light transmitted by using a non-mechanical principle, so that images with different depths of field can be captured according to the requirement.
In order to achieve the above object, the present invention provides an array aperture structure, which comprises a plurality of light modulation units, wherein the light modulation units are arranged in an array manner, each light modulation unit comprises a first polarizer, a first conductive film layer, a liquid crystal layer, a second conductive film layer, a glass layer, a second polarizer and a power circuit, the first polarizer, the first conductive film layer, the liquid crystal layer, the second conductive film layer, the glass layer and the second polarizer are all rectangular structures, the first conductive film layer is a light-transmitting and conductive structure, the first conductive film layer of each light modulation unit is electrically connected with a first wire, each first wire is electrically connected with the power circuit through a switch circuit, all the switch circuits are arranged in parallel, and the second conductive film layer is a light-transmitting and conductive structure, the second conductive film layer of each dimming unit is electrically connected with a second lead electrically connected with the power circuit.
Compared with the prior art, when the switching circuit of the light adjusting unit of the array type aperture structure is switched off, namely the light adjusting unit is not electrified, liquid crystal ions in a liquid crystal layer of the light adjusting unit which is not electrified are arranged in disorder, so that the liquid crystal layer is pasty and light-proof, and the only light-proof liquid crystal layer in the structure layer of the light adjusting unit is light-proof under the condition of not electrified, so that the light adjusting unit of the array type aperture structure is light-proof under the condition of not electrified; when the light-adjusting unit needs to transmit light, the switch circuit corresponding to the light-adjusting unit needing to transmit light is closed, so that the first lead and the second lead of the light-adjusting unit needing to transmit light are correspondingly connected with the positive pole and the negative pole of an external power supply, a potential difference is generated between the first conductive film layer and the second conductive film layer which are conductive and positioned at two sides of the liquid crystal layer, the liquid crystal layer is positioned in an electric field formed by the potential difference, namely liquid crystal ions of the liquid crystal layer positioned between the first conductive film layer and the second conductive film layer which are conductive are positioned in the electric field formed by the first conductive film layer and the second conductive film layer, the liquid crystal ions in the liquid crystal layer are orderly arranged along the direction of the electric field under the electric field formed by the first conductive film layer and the second conductive film layer, so that a gap is formed for light to transmit and the liquid crystal layer has, therefore, the dimming unit of the invention has light transmittance under the condition of power-on; when the switch circuit is switched off, the liquid crystal layer is switched off and electrically connected with an external power supply, no potential difference exists between the first conductive film layer and the second conductive film layer, so that an electric field applied to two sides of the liquid crystal layer disappears, liquid crystal ions in the liquid crystal layer are disorderly arranged due to the absence of the action of the electric field, the original pasty state (namely light-proof) of the liquid crystal layer is recovered, and the light-dimming unit with the power-on and light-transmission performance is adjusted to be light-proof through the light-transmission performance; therefore, the light adjusting unit can effectively realize reversible adjustment between the light transmission property and the light impermeability by means of whether the first lead and the second lead are connected with an external power supply or not; each light adjusting unit of the array type aperture structure for adjusting the light transmission quantity is electrically communicated with an external power circuit corresponding to a switch circuit, so that each light adjusting unit is independently controlled by the corresponding switch circuit to realize independent light transmission, and when the light transmission quantity of the array type aperture structure needs to be adjusted, the light transmission quantity of the array type aperture structure can be adjusted by controlling the quantity and the position of the light transmitting of the light adjusting units in the array type aperture structure, so that the design concept that the light transmission quantity is adjusted by adjusting the light transmission area through a mechanical structure in the prior art is changed in a breakthrough manner, the array type aperture structure is novel in structure and reliable in performance, and the array type aperture structure is suitable for wide popularization and use.
Preferably, the light modulation units of the present invention are arranged in an array and side by side to form a circular structure.
Preferably, the light modulation units of the present invention are arranged in an array and side by side to form a rectangular structure.
Preferably, the first conductive film layer of the present invention is an ITO film layer.
Preferably, the second conductive film layer of the present invention is an ITO film layer.
The invention provides an electronic camera device, which comprises a lens for optically capturing images, wherein the lens comprises the array type diaphragm structure for adjusting the light transmission amount, the light transmission of each light adjusting unit is independently controlled by a switch circuit, and the light transmission amount is adjusted by the light transmission of the light adjusting units in different numbers and positions.
Compared with the prior art, when the camera electronic equipment shoots images with different depths of field, the light flux of the array type aperture structure can be adjusted by controlling the quantity and the position of the light transmission of the light adjusting unit in the array type aperture structure, so that the images with different depths of field are shot, the design concept that the light flux is adjusted by adjusting the light transmission area through the existing mechanical structure is changed in a breakthrough manner, the camera electronic equipment has a novel structure and reliable performance, and is suitable for wide popularization and use.
Drawings
Fig. 1a is a schematic view of a conventional iris diaphragm.
Fig. 1b is a schematic view of the iris diaphragm of fig. 1a after adjusting the light transmission area.
Fig. 1c is a schematic view of the iris diaphragm of fig. 1b after adjusting the light transmission area.
FIG. 1d is a schematic view of the iris diaphragm of FIG. 1c after adjusting the light transmission area.
Fig. 2 is a schematic configuration diagram of the image-pickup electronic apparatus of the present invention.
Fig. 3 is an equivalent circuit schematic block diagram of the array aperture structure of the present invention.
Fig. 4 is a schematic cross-sectional structure diagram of the dimming unit of the present invention.
Fig. 5 is a schematic structural diagram of the first embodiment of the light-adjusting units arranged side by side in an array form according to the present invention.
Fig. 6 is a schematic structural diagram of a state in which a portion of the dimming cell of fig. 5 has light transmittance.
Fig. 7 is a schematic structural diagram of a second embodiment of the light modulation units of the present invention arranged side by side in an array.
Fig. 8 is a structural diagram illustrating a state in which a portion of the dimming cell of fig. 7 has light transmittance.
Detailed Description
Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements.
As shown in fig. 2-4, the electronic imaging device 100 of the present invention includes a lens 3 for optically capturing images, the lens 3 includes an array aperture structure 2 for adjusting the amount of light passing, the array aperture structure 2 includes a plurality of light adjusting units 1, each light adjusting unit 1 is independently corresponding to a switch circuit 21 for controlling whether to be electrically connected to an external power source 200, and each light adjusting unit 1 independently controls the light transmittance thereof by the switch circuit 21 thereof; when the switch circuit 21 corresponding to the dimming unit 1 is closed, the dimming unit 1 exhibits light transmittance; when the switch circuit 21 corresponding to the dimming unit 1 is turned off, the dimming unit 1 is opaque; therefore, the light transmission amount of the light modulation units 1 with different numbers and positions is adjusted, so that when the electronic imaging device 100 of the invention shoots images with different depths of field, the light modulation units 1 in the array type aperture structure 2 are controlled to present the number and the positions of the light transmission amount, and the light transmission amount of the array type aperture structure 2 can be adjusted, so that the images with different depths of field are shot, the design concept that the light transmission area is adjusted by a mechanical structure to adjust the light transmission amount is changed in a breakthrough manner, and the electronic imaging device 100 of the invention has a novel structure and reliable performance, and is suitable for wide popularization and use. The array aperture structure 2 of the present invention is described in further detail below with reference to fig. 3-8:
as shown in fig. 3 to 8, the array aperture structure 2 of the present invention includes a plurality of light modulation units 1, the light modulation units 1 are arranged in an array, the light modulation units 1 include a first polarizer 11, a first conductive film 12, a liquid crystal layer 13, a second conductive film 14, a glass layer 15, a second polarizer 16, and a power circuit 22 for electrically connecting to an external power source 200, the first polarizer 11, the first conductive film 12, the liquid crystal layer 13, the second conductive film 14, the glass layer 15, and the second polarizer 16 are sequentially stacked and form the light modulation unit 1 with a rectangular structure, that is: the upper surface of the first polaroid 11 is exposed to the outside, the lower surface of the first polaroid 11 covers the upper surface of the first conductive film layer 12, the lower surface of the first conductive film layer 12 covers the upper surface of the liquid crystal layer 13, the lower surface of the liquid crystal layer 13 covers the upper surface of the second conductive film layer 14, the lower surface of the second conductive film layer 14 covers the upper surface of the glass layer 15, the lower surface of the glass layer 15 covers the upper surface of the second polaroid 16, the lower surface of the second polaroid 16 is exposed to the outside, and the sizes of the upper surface and the lower surface which cover all the layers are matched completely; the first conductive film layer is a light-transmitting and conductive structure, the first conductive film layer 12 of each light-adjusting unit 1 in the array type aperture structure 2 of the invention is electrically connected with the first wire 121, the first wire 121 electrically connected with the first conductive film layer 12 of each light-adjusting unit 1 is electrically connected with the power circuit 22 by the corresponding switch circuit 21, all the switch circuits 21 are arranged in parallel, the second conductive film layer 14 is a light-transmitting and conductive structure, and the second conductive film layer 14 of each light-adjusting unit 1 in the array type aperture structure 2 of the invention is electrically connected with the second wire 141 electrically connected with the power circuit 22; FIG. 3 is a schematic diagram illustrating that the first conductive line 121 is electrically connected to the positive electrode of the external power source 200 through the switch circuit 21 and the second conductive line 141 is electrically connected to the negative electrode of the external power source 200; those skilled in the art can set the first wire 121 to be electrically connected to the negative electrode of the external power source 200 and the second wire 141 to be electrically connected to the positive electrode of the external power source 200 through the switch circuit 21 without any creative work according to the requirements of actual conditions. Therefore, when the switching circuit 21 is turned off, that is, the dimming unit 1 is not powered, the liquid crystal ions in the liquid crystal layer 13 of the non-powered dimming unit 1 are arranged in disorder, so that the liquid crystal layer 13 is pasty and light-tight, and the only lighttight liquid crystal layer 13 in the structure layer of the dimming unit 1 is light-tight when the dimming unit 1 is not powered, so that the dimming unit 1 is light-tight when the dimming unit 1 is not powered; when the light modulation unit 1 of the present invention needs to transmit light, the switch circuit 21 corresponding to the light modulation unit 1 needing to transmit light is closed, so that the first lead 121 and the second lead 141 of the light modulation unit 1 needing to transmit light are correspondingly connected to the positive and negative poles of the external power supply 200, so that a potential difference is generated between the conductive first conductive film layer 12 and the conductive second conductive film layer 14 on both sides of the liquid crystal layer 13, and the liquid crystal layer 13 is in an electric field formed by the potential difference, that is, liquid crystal ions of the liquid crystal layer 13 between the conductive first conductive film layer 12 and the conductive second conductive film layer 14 are in the electric field formed by the conductive first conductive film layer 12 and the conductive second film layer 14, and liquid crystal ions in the liquid crystal layer 13 are orderly arranged along the electric field direction under the electric field formed by the conductive first conductive film layer 12 and the conductive film layer 14, so as to form a gap for light to transmit, the liquid crystal layer 13 is made to have light transmittance, so that the dimming cell 1 of the present invention has light transmittance when it is powered on; when the switch circuit 21 is turned off, the liquid crystal layer 13 is electrically connected to the external power supply 200, and there is no potential difference between the first conductive film layer 12 and the second conductive film layer 14, so that the electric field applied to both sides of the liquid crystal layer 13 disappears, and the liquid crystal layer 13 makes the liquid crystal ions in the liquid crystal layer 13 arrange in disorder due to the absence of the electric field, and recovers the original pasty state (i.e., opaque), so that the dimming unit 1 powered on and transparent in the invention is adjusted from light transmittance to light transmittance; as can be seen from the above, the light-adjusting unit 1 of the present invention can effectively realize the reversible adjustment between the light transmittance and the light-tight property by whether the first wire 121 and the second wire 141 are connected to the external power source 200; each light adjusting unit 1 of the array type aperture structure 2 for adjusting the light transmission amount is electrically communicated with the power circuit 22 corresponding to one switch circuit 21, so that each light adjusting unit 1 is independently controlled by the corresponding switch circuit 21 to realize independent light transmission, and when the light transmission amount of the array type aperture structure 2 needs to be adjusted on the basis, the light transmission amount of the array type aperture structure 2 can be adjusted by controlling the quantity and the position of the light transmission of the light adjusting units 1 in the array type aperture structure 2, so that the design concept that the light transmission area is adjusted by a mechanical structure to realize light transmission amount adjustment is changed in a breakthrough manner, and the array type aperture structure 2 is novel in structure, reliable in performance and suitable for wide popularization and use.
As shown in fig. 3 and fig. 4, it should be noted that the present invention is described by taking the first conductive line 121 electrically connected to the switch circuit 21 as an example, but of course, the switch circuit 21 may also be electrically connected to the second conductive lines 141, or the first conductive lines 121 of some of the dimming units 1 are electrically connected to the switch circuit 21 while the second conductive lines 141 of the rest of the dimming units 1 are electrically connected to the switch circuit 21, or both the first conductive lines 121 and the second conductive lines 141 of the dimming units 1 are electrically connected to a switch circuit 21, which is identical to the operation principle of electrically connecting the switch circuit 21 to the first conductive lines 121 in whatever manner described above; that is, the first conductive film layer 12 and the second conductive film layer 14 are energized and generate an electric field, so that the liquid crystal layer 13 therebetween has light transmittance under the action of the electric field.
As shown in fig. 4, the image capturing electronic device 100 and the first conductive film 12 in the array aperture structure 2 of the present invention are preferably ITO films.
As shown in fig. 4, the second conductive film 12 of the image capturing electronic device 1002 and the array aperture structure 2 of the present invention is preferably an ITO film.
As shown in fig. 5 and fig. 6, preferably, the light modulation units 1 of the present invention are arranged in an array form side by side to form a disk-shaped structure; the disc-shaped structure can be directly matched with the lens 3 (shown in figure 3) with a circular structure; each of the small squares in fig. 5 and 6 illustrates an independently controlled light modulation unit 1 having a rectangular structure, wherein fig. 5 illustrates a schematic diagram of the light modulation units 1 arranged side by side in an array form to form a disk-shaped structure, and fig. 6 illustrates a schematic diagram of the arrangement of the light modulation units 1 having light transmittance, which is shown after a certain number of switch circuits 21 are simultaneously closed at different positions based on fig. 5, that is, a central shaded portion in fig. 6 is a light transmission surface 23 formed by the light modulation units 1 having light transmittance, and the light transmission surface 23 has a certain amount of light transmittance; in the state shown in fig. 6, the area of the light-transmitting surface 23 can be increased by increasing the number of the switches 21 at different positions, thereby increasing the amount of light transmitted; in contrast, in the state shown in fig. 6, the area of the light-transmitting surface 35 can be reduced by the number of the switch circuits 21 opened to be closed, thereby reducing the amount of light passing; it should be noted that the non-square lattice structure 24 at the circular edge of fig. 5 and 6 is filled with a filling material so that the whole structure has a regular circular structure.
As shown in fig. 7 and 8, preferably, the light modulation units 1 of the present invention are arranged in an array form side by side to form a rectangular structure; compared with a round structure, the rectangular structure can be planned and designed more orderly; fig. 7 and 8 each shows a independently controlled light modulation unit 1 having a rectangular structure, wherein fig. 7 shows a schematic diagram of light modulation units 1 arranged side by side in an array form to form a rectangular structure, and fig. 8 shows a schematic diagram of light modulation units 1 having light transmittance arranged after a certain number of switching circuits 21 are simultaneously closed at different positions based on fig. 7, that is, a central shaded portion in fig. 8 is a light transmission surface 23 formed by the light modulation units 1 having light transmittance, and the light transmission surface 23 has a certain amount of light transmittance; in the state shown in fig. 8, the area of the light-transmitting surface 23 can be increased by increasing the number of the switches 21 at different positions, thereby increasing the amount of light transmitted; in contrast, in the state shown in fig. 8, the area of the light-transmitting surface 35 can be reduced by the number of the switch circuits 21 that are opened and closed, and the amount of light transmitted can be reduced.
It should be noted that, when the device applied to the array aperture structure 2 of the present invention has a power supply, the first conducting wire 121 and the second conducting wire 141 are electrically connected to the positive electrode and the negative electrode of the power supply of the device applied thereto, and there is no need to additionally connect an external power supply.
With reference to fig. 2 to 8, in the image capturing electronic device 100 and the array aperture structure 2 of the present invention, under the condition of no power supply, the liquid crystal ions in the liquid crystal layer 13 in the independently controlled dimming unit 1 are arranged in disorder, so that the liquid crystal layer 13 is in a paste state, and further the entire dimming unit 1 is opaque, so that the array aperture structure 2 is opaque under the condition of no power supply; when the dimming unit 1 of the present invention needs to be made to be transparent, the first conducting wire 121 and the second conducting wire 141 are correspondingly connected to the positive and negative electrodes of the external power supply 200 through the closing of the switch circuit 21, so that a potential difference is generated between the first conducting film layer 12 and the second conducting film layer 14 which are conducting on both sides of the liquid crystal layer 13, and the liquid crystal layer 13 is further made to be in an electric field formed by the potential difference, liquid crystal ions in the liquid crystal layer 13 are orderly arranged along the electric field direction under the electric field formed by the first conducting film layer 12 and the second conducting film layer 14, so that a gap is formed for light to transmit through, and the liquid crystal layer 13 presents light transmittance, so that the dimming unit 1 presents light transmittance under the condition of being powered on; therefore, when the liquid crystal layer 13 is transparent, light enters from the upper surface of the first polarizer 11 exposed to the outside and exits from the lower surface of the second polarizer 16 exposed to the outside, or light enters from the lower surface of the second polarizer 16 exposed to the outside and exits from the upper surface of the first polarizer 11 exposed to the outside; therefore, the array-type aperture structures 2 formed by arranging the plurality of light adjusting units 1 in an array manner side by side can adjust the light transmission amount of the array-type aperture structures 2 by controlling the quantity and the positions of the light adjusting units 1 with light transmission according to the specific requirements of actual conditions, and the design concept that the light transmission area is adjusted by a mechanical structure to realize light transmission amount adjustment in the prior art is changed in a breakthrough manner; the structure is novel, the performance is reliable, and the device is suitable for wide popularization and application.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (6)
1. The utility model provides an array diaphragm structure, its characterized in that, includes a plurality of units of adjusting luminance, the unit of adjusting luminance is the array setting of arranging, the unit of adjusting luminance is including the first polaroid, first electrically conductive rete, liquid crystal layer, the electrically conductive rete of second, glass layer, the second polaroid that all are the rectangle structure and be used for with external power electric connection's power supply circuit, first polaroid, first electrically conductive rete, liquid crystal layer, the electrically conductive rete of second, glass layer and second polaroid are range upon range of the setting in proper order, first electrically conductive rete is printing opacity and electrically conductive structure, each the unit of adjusting luminance first electrically conductive rete electric connection a first wire, each first wire by a switch circuit with power supply circuit electric connection, all switch circuit is parallelly connected setting, the electrically conductive rete of second is printing opacity and electrically conductive structure, each the unit of adjusting luminance second electrically conductive rete electric connection one with power supply circuit electric connection's second is led A wire.
2. The array aperture structure of claim 1, wherein the dimming cells are arranged in an array side by side to form a circular structure.
3. The array aperture structure of claim 1, wherein the dimming cells are arranged in an array side by side to form a rectangular structure.
4. The array aperture structure of claim 1, wherein the first conductive film layer is an ITO film layer.
5. The array aperture structure of claim 1, wherein the second conductive film layer is an ITO film layer.
6. An electronic camera device comprising a lens for optically capturing images, wherein the lens comprises the array aperture structure of any one of claims 1 to 5 for adjusting the amount of light transmission, each of the light adjusting units independently controls the light transmission by means of a switch circuit thereof, and the adjustment of the amount of light transmission is achieved by the light transmission of the light adjusting units in different numbers and positions.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234752.3A CN110888252A (en) | 2019-12-05 | 2019-12-05 | Array type aperture structure and camera electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911234752.3A CN110888252A (en) | 2019-12-05 | 2019-12-05 | Array type aperture structure and camera electronic equipment |
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| CN110888252A true CN110888252A (en) | 2020-03-17 |
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| CN201911234752.3A Withdrawn CN110888252A (en) | 2019-12-05 | 2019-12-05 | Array type aperture structure and camera electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185139A (en) * | 2022-06-09 | 2022-10-14 | 新思考电机有限公司 | Aperture assembly and camera module |
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| CN109031782A (en) * | 2018-07-31 | 2018-12-18 | Oppo广东移动通信有限公司 | The control method of display screen component, electronic equipment and electronic equipment |
| CN109840033A (en) * | 2018-11-26 | 2019-06-04 | 友达光电股份有限公司 | Display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115185139A (en) * | 2022-06-09 | 2022-10-14 | 新思考电机有限公司 | Aperture assembly and camera module |
| CN115185139B (en) * | 2022-06-09 | 2023-10-27 | 新思考电机有限公司 | Aperture subassembly and module of making a video recording |
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Application publication date: 20200317 |