CN107463003A - Focus adjusting system - Google Patents
Focus adjusting system Download PDFInfo
- Publication number
- CN107463003A CN107463003A CN201710702716.XA CN201710702716A CN107463003A CN 107463003 A CN107463003 A CN 107463003A CN 201710702716 A CN201710702716 A CN 201710702716A CN 107463003 A CN107463003 A CN 107463003A
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- China
- Prior art keywords
- film
- housing
- focal length
- inner via
- via hole
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
- G02C7/081—Ophthalmic lenses with variable focal length
- G02C7/085—Fluid-filled lenses, e.g. electro-wetting lenses
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C11/00—Non-optical adjuncts; Attachment thereof
- G02C11/10—Electronic devices other than hearing aids
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Acoustics & Sound (AREA)
- Otolaryngology (AREA)
- Prostheses (AREA)
Abstract
The present embodiments relate to a kind of focus adjusting system, including：Lens of variable focal length device, for by changing film curvature, so as to change the focal length of lens of variable focal length device；Distance measurement element, for detecting visible sensation distance, generate current distance data；Chip, focal length variations amount is calculated according to the range difference of the current distance data that distance measurement element is sent and original range data；Control data is generated according to focal length variations amount, the film curvature for changing lens of variable focal length device is control curvature.
Description
Technical field
The present invention relates to field of optical device technology, more particularly to a kind of focus adjusting system.
Background technology
With the development of science and technology electronic equipment increases, people are increasingly longer and various in face of the time of electronic curtain
Incorrect to be accustomed to eye, the injury to eyes is increasing, and people are more and more to the demand of glasses.
Human eye when watching different distance object, it is necessary to focal length it is different, but the existing lens combination for glasses
Focal length is fixed nonadjustable, and focal length used is identical when user watches different distance object, so as to bring discomfort, user to human eye
Experience Degree extreme difference.
The content of the invention
The purpose of the present invention is the defects of being directed to prior art, there is provided a kind of focus adjusting system, can be based on distance and become
Change value realizes the accurate adjustment of focal length, when making user's viewing different distance object, using most suitable focal length, substantially increases use
Family Experience Degree.
In view of this, the embodiments of the invention provide a kind of focus adjusting system, including：
Lens of variable focal length device, for by changing film curvature, so as to change the lens of variable focal length device
Focal length；
Distance measurement element, for detecting visible sensation distance, generate current distance data；
Chip, focal length is calculated according to the range difference of the current distance data that the distance measurement element is sent and original range data
Variable quantity；Control data is generated according to the focal length variations amount, the film curvature for changing the lens of variable focal length device is control
Koji-making rate.
Preferably, the lens of variable focal length device includes：
Housing, the housing include the first housing and the second housing, have the first inner via hole on first housing, described
There is the second inner via hole on second housing；
The film, the thin-film package is between first housing and the second housing, first housing and film
Form the first internal cavity, second housing and film form the second internal cavity, first internal cavity and the second internal cavity it
Between it is closed；
Ring holder, housing outer ring portion is socketed in, there is annular protrusion, the first accessibke porosity in the ring support
With the second accessibke porosity, the annular protrusion supports the housing, and first is formed between first housing and ring holder
External cavity；The second external cavity, first external cavity and the second external cavity are formed between second housing and ring holder
Between it is closed；First internal cavity is turned on by first inner via hole with first external cavity, second internal cavity
Turned on by second inner via hole with second external cavity；First accessibke porosity is conducted with first external cavity,
Second accessibke porosity is conducted with second external cavity；
Piston gas-liquid capsule, first fluid is equipped with, and is conducted by catheter and first accessibke porosity, the work
Plug gas-liquid capsule has piston push rod；
Motor, it is connected with the chip, for receiving the control data of the chip；
First stepping of piston push rod described in the Motor Control, so as to which first fluid in the piston gas-liquid capsule be determined
Amount is injected by the catheter by first accessibke porosity to first external cavity, and the first fluid passes through described
First inner via hole flows into first internal cavity, the film is increased quantitative deformation, institute under the pressure of the first fluid
The curvature increase of film is stated, reaches the first control focal length so as to adjust the film；Second fluid in second internal cavity
Second external cavity is flowed out to from second inner via hole under the extruding of the film, then passes through second accessibke porosity
Outflow；Or
Second stepping of piston push rod described in the Motor Control, so that first fluid is determined in first internal cavity
Amount flows out to the first external cavity by first inner via hole, then by first accessibke porosity through described in catheter suction
In piston gas-liquid capsule, the film is set to reduce quantitative deformation under the pressure of the first fluid, the curvature of the film reduces,
Reach the second control focal length so as to adjust the film；The second fluid is entered outside described second by second accessibke porosity
Cavity, then second internal cavity is entered by the second inner via hole.
It is further preferred that the film for circular or ellipse.
It is further preferred that the motor is that stepping motor, linear motor, electric rotating motivation or electromagnetism are electronic
Machine.
It is further preferred that the piston gas-liquid capsule is helical form or elongate.
It is further preferred that the quantity of first inner via hole and the second inner via hole is even number；
Multiple first inner via holes are according to the center symmetric setting of first housing；Multiple second inner via hole roots
According to the center symmetric setting of second housing；Wherein, first inner via hole and the second inner via hole are circular or taper.
It is further preferred that the lens of variable focal length device also includes cover plate and bottom plate；
The cover plate is covered in first hull outside, and the cover plate is convex lens；
The bottom plate is covered in second hull outside, and is interlocked with the cover plate.
It is further preferred that add photosensitive material in the cover plate, bottom plate, film or first fluid.
It is further preferred that the material of the cover plate, bottom plate is glass or resin.
It is further preferred that the cover plate, bottom plate, film and piston gas-liquid capsule are replaceable device.
A kind of focus adjusting system provided in an embodiment of the present invention, the accurate tune of focal length can be realized based on distance change value
Section, when making user's viewing different distance object, using most suitable focal length, substantially increase user experience.
Brief description of the drawings
Fig. 1 is the exploded perspective view of focus adjusting system provided in an embodiment of the present invention；
Fig. 2 is the exploded perspective view of lens of variable focal length device provided in an embodiment of the present invention；
Fig. 3 is the partial cutaway schematic of lens of variable focal length device provided in an embodiment of the present invention；
Fig. 4 is the diagrammatic cross-section of the piston gas-liquid capsule of lens of variable focal length device provided in an embodiment of the present invention；
Fig. 5 is the structural representation of focus adjusting system provided in an embodiment of the present invention.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
Fig. 1 is the exploded perspective view of focus adjusting system provided in an embodiment of the present invention, as shown in figure 1, the present invention is implemented
The focus adjusting system that example provides includes：Lens of variable focal length device 1, distance measurement element 2 and chip (not shown).
Fig. 2 is the exploded perspective view of lens of variable focal length device provided in an embodiment of the present invention, as shown in Fig. 2 varifocal
Housing 11, film 12, ring holder 13 and piston gas-liquid capsule 14 are specifically included away from lens devices 1.
Housing 11 includes the first housing 111 and the second housing 112, has the first inner via hole 1111 on the first housing 111, uses
In flowing in or out for first fluid；There is the second inner via hole 1121, inflow or stream for second fluid on second housing 112
Go out；Wherein, the first inner via hole 1111 and the second inner via hole 1121 are circular or taper.
Fig. 3 be lens of variable focal length device provided in an embodiment of the present invention partial cutaway schematic, specially housing 11,
Diagrammatic cross-section after film 12 and the assembling of ring holder 13, as shown in figure 3, film 12 is encapsulated in the He of the first housing 111
Between second housing 112, the first housing 111 and film 12 form the first internal cavity 1112, and the first internal cavity 1112 is used to house
First fluid；Second housing 112 and film 12 form the second internal cavity 1122, and the second internal cavity 1122 is used to house second
Body, it is closed between the first internal cavity 1112 and the second internal cavity 1122.Wherein, film 12 is circular or ellipse Thin Elastic
Film.
It should be noted that the effect of first fluid is filled with the first internal cavity 1112, so that film 12 occurs
Deformation, so as to form film curvature；So injection rate of the first fluid in the first internal cavity 1112 can be adjusted, so as to adjust
The curvature of film 12, and then the purpose focused.
The effect of second fluid is filled with the second internal cavity 1122, is passive, that is to say, that as first fluid is filled out
When being filled with the first internal cavity 1112 because be between the first internal cavity 1112 and the second internal cavity 1122 it is closed, second
The volume of the second fluid of the internal cavity 1122 of internal cavity 122 second changes therewith.
Optionally, first fluid can be liquid, such as water, silicone oil or transparent reflective liquid；Can certainly be gas
Body, such as air or inert gas.
Similarly, second fluid can also be gas, such as air or inert gas or liquid, such as water, silicone oil
Or transparent reflective liquid.
With reference to shown in Fig. 1 to Fig. 3, ring holder 13 is socketed in the outer ring portion of housing 11, specifically, in ring holder 13
With annular protrusion 130, annular protrusion 130 supports housing 11, and annular protrusion 130 forms two in the inner side of ring holder 13
Individual groove, the outer of two grooves are socketed in the outer of the first housing 111 and the second housing 112 respectively, the outer of housing 11 with
There is certain interval, so that forming the first outer space between the first housing 111 and ring holder 13 between ring holder 13
Chamber 133；The second external cavity 134, the first external cavity 133 and the second outer space are formed between second housing 112 and ring holder 13
It is closed between chamber 134, it is not connected；First internal cavity 1112 is turned on by the first inner via hole 1111 and the first external cavity 133, the
Two internal cavities 1122 are turned on by the second inner via hole 1121 and the second external cavity 134.
Further, the outer ring portion of ring holder 13 has the first accessibke porosity 131 and the second accessibke porosity 132, outside first
Through hole 131 is conducted with the first external cavity 133, and the second accessibke porosity 132 is conducted with the second external cavity 134, such first fluid
Flowed in or out by the first accessibke porosity 131 to the first external cavity 133, then first is flowed in or out by the first inner via hole 1111
Internal cavity 1112, so that pressure of the film 12 being clipped between the first internal cavity 1112 and the second internal cavity 1122 in first fluid
Quantitative deformation is produced under power, changes the curvature of film 12, so as to realize the regulation to system focal length；Deformed upon in film 12
Meanwhile the second second fluid in internal cavity 1122 flows out to the second outer space according to the deformation of film 12 from the second inner via hole 1121
Chamber 134, then flowed out by the second accessibke porosity 132, or second fluid flows into the second external cavity 134 by the second accessibke porosity 132,
The second internal cavity 1122 is flowed into by the second inner via hole 1121 again.
In order to ensure that the deformation of film 12 is uniform, in a preferred embodiment, the first inner via hole 1111 and the second inner via hole
1121 quantity is identical, is even number, and multiple first inner via holes 1111 are according to the center symmetric setting of the first housing 111,
Multiple second inner via holes 1121 are more highly preferred to, multiple first inner via holes 1111 according to the center symmetric setting of the second housing 112
With multiple spaced sets of second inner via hole 1121, such first fluid can pass through multiple symmetrically arranged first inner via holes
1111 uniformly flow in or out the first internal cavity 1112 from the first external cavity 133, so as to ensure first fluid from the first internal cavity
1112 all directions flowing in or out symmetrically；Corresponding, the second fluid in the second internal cavity 1122 can lead to
Cross multiple symmetrically arranged second inner via holes 1121 are uniformly flowed out in the second external cavity 134, or the second external cavity 134 the
Two fluids uniformly flow into the second internal cavity 1122 by multiple symmetrically arranged second inner via holes 1121, so as to ensure second fluid
From the outflow or inflow of all directions of the second internal cavity 1122 symmetrically, so ensure film 12 deformation be it is uniform,
Realize the accurate adjustment of focal length.
Fig. 4 be lens of variable focal length device provided in an embodiment of the present invention piston gas-liquid capsule diagrammatic cross-section, such as Fig. 4
Shown, piston gas-liquid capsule 14 includes liquid storage cylinder 141 and piston push rod 142.With reference to shown in Fig. 1, Fig. 3 and Fig. 4, in liquid storage cylinder 141
First fluid is equipped with, there is connector in the side wall of liquid storage cylinder 141, for connecting one end of catheter 15, catheter 15
The other end is connected with the first accessibke porosity 131 of the first external cavity 133；Piston push rod 142 has pushing part 1421, pushing part 1421
It is plugged in liquid storage cylinder 141, motor 3 is connected with piston push rod 142, and controls piston push rod 142, makes pushing part 1421 along flat
Row is in horizontal movement on the direction of liquid storage cylinder 141, so as to change the liquid pressure in liquid storage cylinder 141, so as to by liquid storage cylinder 141
First fluid press-in catheter 15, hence into the first external cavity 133, or pass through the first fluid of the first internal cavity 1112
First external cavity 133, catheter 15 flow out to liquid storage cylinder 141.To realize the importing of first fluid accurate quantification or export, liquid storage
The cross-sectional area of the liquid storage cylinder 141 of chamber 141 preferably helical form or elongate, helical form or elongate is smaller, thus can be real
The importing or export of existing first fluid accurate quantification.
With reference to shown in Fig. 1 and Fig. 4, piston push rod 142 is controlled by motor 3, and motor 3 is connected with chip, is used
In the control data of reception chip.Motor 3 controls the stepping of piston push rod 142 according to control data, so as to change in first
The amount of the first fluid of cavity 1112 so that the curvature of film 12 changes, and makes the focal length of system adjusted.Preferable
In embodiment, to realize the accurate adjustment of system focal length, it is necessary to control first fluid liquid inlet volume or liquid outlet quantity it is accurate, therefore
The system motors 3 preferably use pressure motor 3, and chip is produced by the rotating cycle and piston push rod 142 for calculating motor 3
Relation between raw pressure, so as to realize the accurate adjustment of the liquid inlet volume of first fluid or liquid outlet quantity in liquid storage cylinder 141, Jin Ershi
The now accurate adjustment of the system focal length.Certainly, those skilled in the art can be selected the type of motor 3 as needed
Select, such as stepping motor 3, linear motor 3, electric rotating motivation 3 or electromagnetic motor 3, realize first-class in liquid storage cylinder 141
The adjustment of body liquid inlet volume or liquid outlet quantity.
Control data caused by chip be the current distance data and the original range data that are sent according to distance measurement element 2 away from
Deviation calculates focal length variations amount；The Curvature varying amount of film 12 is calculated according to focal length variations amount；According to the Curvature varying of film 12
Amount calculates the volume change of first fluid in the first internal cavity 1112；Motor step is calculated according to the volume change of first fluid
Input；Control data is generated according to motor stepping-in amount.
Wherein, distance measurement element 2 is used to detect visible sensation distance, current distance data, preferably ranging camera lens is generated, using figure
As judging relative distance with acutance, or by ultrasonic wave, infrared, microwave etc. to receive the electric wave time come mensuration distance.
Again as shown in Figure 1 and Figure 2, focus adjusting system also includes cover plate 4 and bottom plate 5, and cover plate 4 is covered in the first housing
111 outside, bottom plate 5 is covered in the outside of the second housing 112, and cover plate 4 and bottom plate 5 are interlocked, and forms sealing area, will
Lens of variable focal length device 1, motor 3 and chip are contained in the sealing area, and distance measurement element 2 is plugged on cover plate 4,
Electrically connected with chip.
Wherein, the material of cover plate 4 and bottom plate 5 can be glass or resin, and cover plate 4 is convex lens in this example, and bottom plate 5 is
Flat mirror is, it is necessary to which explanation, convex lens and flat mirror are not restricted to the lens type of cover plate 4 and bottom plate 5, those skilled in the art
The lens type of cover plate 4 and bottom plate 5 can be selected as needed.
Further, cover plate 4 can be convex lens or concavees lens with the number of degrees, make system be used as presbyopic glasses or
Near-sighted glasses.
In order that system also has the function of shading, photosensitive material is added in cover plate 4, bottom plate 5, film 12 or first fluid
Material, the color of photosensitive material can be a variety of；A variety of photosensitive materials can also be mixed into, it is a certain photosensitive under different luminous intensities
Material accounts for leading role, so as to realize discoloration, reaches shaded effect.Cover plate 4 and bottom plate 5 are replaceable, and user can be according to need
Change cover plate 4, the bottom plate 5 of different colours, or the cover plate 4 of the different number of degrees；Piston gas-liquid capsule 14 and replaceable, Yong Huke
Piston gas-liquid capsule 14 with different colours photosensitive material first fluid is equipped with as needed change.Distance measurement element 2 and chip
It can be independently arranged, can also be arranged on lens of variable focal length device 1.
Focus adjusting system provided by the invention can individually wear use, for it is easy to use can be by two focus adjustments
System is placed in spectacle frame 6 and used, specifically as shown in figure 5, spectacle frame 6 includes left socle 61, right support 62 and connecting rod
63, connecting rod 63 is used to connect two focus adjusting systems, and the motor 3 and chip in two focus adjusting systems can be placed in
In connecting rod 63, it can also be respectively placed in left socle 61 and right support 62.
The power supply of the focus adjusting system can realize that battery 7 can be two, be separately positioned on by battery 7
The inside of left socle 61 and right support 62, two batteries 7 are parallel connection, while entered for rotary chip, distance measurement element 2 and motor 3
Row power supply.For the ease of using for a long time, extend stand-by time, the system is designed with charging in many ways.At night during rest,
Can be used wireless seat fill or USB charging；When being worked before computer, USB chargings can be used；Out of doors or there is the place of light movable
When, solar recharging can be used.
On the basis of being fully understood by the structure of the focus adjusting system of the present invention, with reference to shown in Fig. 1 to Fig. 5, to this
The use state of focus adjusting system is introduced.
User is segmented into two kinds of situations when seeing object using the system, and one kind is to draw near to see object, and focal length becomes
It is small；Another kind is from the close-by examples to those far off to see object, and focal length becomes big, introduces both of these case separately below.
When user's wearable system draws near viewing object, current distance that chip is detected according to distance measurement element 2 and
Original distance is calculated apart from decrement, and obtaining focal length according to the relation between decrement and distance and focal length is reduced
Amount, the curvature increase of film 12 is calculated according to the relation between focal length decrement and the curvature of focal length and film 12；According to
The increase of first fluid is calculated in relation between the curvature increase of film 12 and the curvature of film 12 and first fluid flow
Amount；The stepping-in amount of motor 3 is calculated according to the increase of first fluid and the parameter of motor 3, so as to generate the first control
Data processed, and it is sent to motor 3.
Motor 3 controls first stepping of the piston push rod 142 to the close direction of liquid storage cylinder 141 according to the first control data,
So as to which a certain amount of first fluid in piston gas-liquid capsule 14 is passed through into the first accessibke porosity 131 to the first outer space by catheter 15
Chamber 133 injects, and first fluid uniformly flows into the first internal cavity 1112 by multiple first inner via holes 1111, and film 12 is first-class
Increase quantitative deformation under the pressure of body, the curvature increase of film 12, reach diminution control focal length so as to adjust film 12, wherein,
First is quantitatively the increase of first fluid；Simultaneously, the squeezing in film 12 of the second fluid in the second internal cavity 1122
Pressure uniformly flows out to the second external cavity 134 from multiple second inner via holes 1121, then is flowed out by the second accessibke porosity 132.
When user, which wears the system, from the close-by examples to those far off watches object, current distance that chip detects according to distance measurement element 2
It is calculated with original distance apart from increase, obtaining focal length according to the relation between increase and distance and focal length increases
Largely, the curvature reduction amount of film 12 is calculated according to the relation between focal length increase and the curvature of focal length and film 12；Root
Subtracting for first fluid is calculated according to the relation between the curvature reduction amount of film 12 and the curvature of film 12 and first fluid flow
In a small amount；The stepping-in amount of motor 3 is calculated according to the reduction amount of first fluid and the parameter of motor 3, so as to generate second
Control data, and it is sent to motor 3.
Motor 3 controls second stepping of the piston push rod 142 to the remote direction of liquid storage cylinder 141 according to the second control data,
So that second quantitative first fluid flows out to the first external cavity by the first inner via hole 1111 in the first internal cavity 1112
133, then be pumped into by the first accessibke porosity 131 through catheter 15 in piston gas-liquid capsule 14, make film 12 in the pressure of first fluid
Lower to reduce quantitative deformation, the curvature of film 12 reduces, and reaches expansion control focal length so as to adjust film 12, wherein, second is quantitative
The as reduction amount of first fluid；Second fluid enters the second external cavity 134 by the second accessibke porosity 132, then by leading in second
Hole 1121 enters the second internal cavity 1122.
A kind of focus adjusting system provided in an embodiment of the present invention, the accurate tune of focal length can be realized based on distance change value
Section, when making user's viewing different distance object, using most suitable focal length, substantially increase user experience.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of focus adjusting system, it is characterised in that the focus adjusting system includes：
Lens of variable focal length device, for by changing film curvature, so as to change the focal length of the lens of variable focal length device；
Distance measurement element, for detecting visible sensation distance, generate current distance data；
Chip, focal length variations are calculated according to the range difference of the current distance data that the distance measurement element is sent and original range data
Amount；Control data is generated according to the focal length variations amount, the film curvature for changing the lens of variable focal length device is bent for control
Rate.
2. focus adjusting system according to claim 1, it is characterised in that the lens of variable focal length device includes：
Housing, the housing include the first housing and the second housing, have the first inner via hole on first housing, and described second
There is the second inner via hole on housing；
The film, between first housing and the second housing, first housing and film are formed the thin-film package
First internal cavity, second housing and film form the second internal cavity, close between first internal cavity and the second internal cavity
Close；
Ring holder, is socketed in housing outer ring portion, has annular protrusion, the first accessibke porosity and the in the ring support
Two accessibke porosities, the annular protrusion support the housing, and the first outer space is formed between first housing and ring holder
Chamber；The second external cavity is formed between second housing and ring holder, between first external cavity and the second external cavity
It is closed；First internal cavity is turned on by first inner via hole with first external cavity, and second internal cavity passes through
Second inner via hole turns on second external cavity；First accessibke porosity is conducted with first external cavity, described
Second accessibke porosity is conducted with second external cavity；
Piston gas-liquid capsule, first fluid is equipped with, and is conducted by catheter and first accessibke porosity, the piston gas
Liquid capsule has piston push rod.
3. focus adjusting system according to claim 2, it is characterised in that the focal length adjustment device also includes electronic
Machine, it is connected with the chip, for receiving the control data of the chip；
First stepping of piston push rod described in the Motor Control, so as to which first fluid in the piston gas-liquid capsule is quantitative
Injected by the catheter by first accessibke porosity to first external cavity, the first fluid passes through described first
Inner via hole flows into first internal cavity, the film is increased quantitative deformation under the pressure of the first fluid, described thin
The curvature increase of film, reaches the first control focal length so as to adjust the film；Second fluid in second internal cavity is in institute
State and flow out to second external cavity under the extruding of film from second inner via hole, then pass through the second accessibke porosity stream
Go out；Or
Second stepping of piston push rod described in the Motor Control, so that first fluid quantitatively leads in first internal cavity
Cross first inner via hole and flow out to the first external cavity, then the piston is pumped into through the catheter by first accessibke porosity
In gas-liquid capsule, the film is set to reduce quantitative deformation under the pressure of the first fluid, the curvature of the film reduces, so as to
Adjust the film and reach the second control focal length；The second fluid enters second outer space by second accessibke porosity
Chamber, then second internal cavity is entered by the second inner via hole.
4. focus adjusting system according to claim 3, it is characterised in that the motor is stepping motor, straight line
Motor, electric rotating motivation or electromagnetic motor.
5. focus adjusting system according to claim 2, it is characterised in that the piston gas-liquid capsule is helical form or elongated
Shape.
6. focus adjusting system according to claim 2, it is characterised in that first inner via hole and the second inner via hole
Quantity is even number；
Multiple first inner via holes are according to the center symmetric setting of first housing；Multiple second inner via holes are according to institute
State the center symmetric setting of the second housing；Wherein, first inner via hole and the second inner via hole are circular or taper.
7. focus adjusting system according to claim 2, it is characterised in that the focal length adjustment device also include cover plate and
Bottom plate；
The cover plate is covered in first hull outside, and the cover plate is convex lens；
The bottom plate is covered in second hull outside, and is interlocked with the cover plate.
8. focus adjusting system according to claim 7, it is characterised in that in the cover plate, bottom plate, film or first-class
Photosensitive material is added in body.
9. focus adjusting system according to claim 7, it is characterised in that the cover plate, the material of bottom plate for glass or
Resin.
10. focus adjusting system according to claim 7, it is characterised in that the cover plate, bottom plate, film and piston gas
Liquid capsule is replaceable device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702716.XA CN107463003A (en) | 2017-08-16 | 2017-08-16 | Focus adjusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702716.XA CN107463003A (en) | 2017-08-16 | 2017-08-16 | Focus adjusting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107463003A true CN107463003A (en) | 2017-12-12 |
Family
ID=60549886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710702716.XA Pending CN107463003A (en) | 2017-08-16 | 2017-08-16 | Focus adjusting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107463003A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6318857B1 (en) * | 1998-12-09 | 2001-11-20 | Asahi Kogaku Kogyo Kabushiki Kaisha | Variable power spectacles |
| CN101069106A (en) * | 2004-03-31 | 2007-11-07 | 加利福尼亚大学校务委员会 | Fluidic adaptive lens |
| CN201352278Y (en) * | 2008-12-23 | 2009-11-25 | 黄玲 | Automatic zoom spectacles |
| CN202383380U (en) * | 2011-12-31 | 2012-08-15 | 张欣 | Multifunctional spectacles |
| KR20170004399A (en) * | 2015-07-02 | 2017-01-11 | 고려대학교 산학협력단 | Glasses with changeable focus |
-
2017
- 2017-08-16 CN CN201710702716.XA patent/CN107463003A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6318857B1 (en) * | 1998-12-09 | 2001-11-20 | Asahi Kogaku Kogyo Kabushiki Kaisha | Variable power spectacles |
| CN101069106A (en) * | 2004-03-31 | 2007-11-07 | 加利福尼亚大学校务委员会 | Fluidic adaptive lens |
| CN201352278Y (en) * | 2008-12-23 | 2009-11-25 | 黄玲 | Automatic zoom spectacles |
| CN202383380U (en) * | 2011-12-31 | 2012-08-15 | 张欣 | Multifunctional spectacles |
| KR20170004399A (en) * | 2015-07-02 | 2017-01-11 | 고려대학교 산학협력단 | Glasses with changeable focus |
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