CN205910441U

CN205910441U - Repeatedly line structure of glasses

Info

Publication number: CN205910441U
Application number: CN201620796089.1U
Authority: CN
Inventors: 吴怡璁
Original assignee: Brighten Optix Corp
Current assignee: Brighten Optix Corp
Priority date: 2016-07-27
Filing date: 2016-07-27
Publication date: 2017-01-25
Anticipated expiration: 2026-07-27

Abstract

The utility model discloses a repeatedly line structure of glasses, this lens includes the clear central optics district on the clear image area of retina central authorities in user's eyeball of forming images of external light, and distinguish around the peripheral optics of distinguishing in central optics, its striograph that can utilize aberration appearance measuring user's omental aberration of eyeball CCTV earlier and produce three -dimensional shape, the peripheral optics district of rethread processing machine pair of stations lens processes out the at least one section line portion that changes, its line portion that changes can be used for interfering the external light that passes through, so that the focus position of image formation by rays on the retina of eyeball produces the change, its light bowel movement is crossed repeatedly line inferior officer focus position and is formed images on burnt image area is lost to retina the place ahead of eyeball peripheral, can accord with retina shape in user's eyeball, in order effectively to delay or to prevent eyesight deviation degree to be deepened, and then reach myopia correction's mesh.

Description

The moire construction of glasses

Technical field

This utility model is related to a kind of optics configuration, espespecially a kind of optics configuration meeting user retina image-forming, its At least one section moire portion is formed with the peripheral light school district of eyeglass, for interfering light to change the focus imaging on retina Position, to delay or to stop vision error degree from being deepened, and then reaches the purpose of myopia correction.

Background technology

With various electronics, the research and development of electric product, innovation, it is much convenient in daily life and work to bring, A large amount of appearances of especially 3c electronic product, more make communication and the application popularization of the Internet, so that many people are immersed in 3c electricity In the use field of sub- product, long-time extensive application 3c electronic product, a lot of working clans, student group and middle-aged and elderly people all spread out Bear the phenomenon of race of bowing, also thus result in many people eye eyesight detraction, injury situations such as be on the rise, near-sighted population Just relatively improve.

However, for myopia correction it is necessary to wear frame glasses or contact lenss to carry out vision correction, and picture frame type Glasses or the Setting pattern that contact lenss are the inside and outside layer different curvature by the central optical zone of eyeglass, peripheral light school district, with For extraneous light, clearly projection imaging makes image formation by rays before retina on the retina of eyeball, then by peripheral light school district Predetermined viewpoint, you can provide clearly image in eyeball visual field central authorities, and because the number of degrees of peripheral visual field are slightly not enough, and then Reach the effect of the vision correction delaying or stoping myopia development, and general peripheral light school district is then using compared with central optical zone The single curvature of the default number of degrees that the number of degrees reduce, but the eyeball of people and retina are not the body of absolute rule, therefore picture frame Formula glasses or contact lenss actually can't be identical in the distance of peripheral optical zone position depth with retina.

Therefore, how the position of the imaging of peripheral light school district is designed, so that it can be suitably used for most of people Eyeball, reach expected from delay or stop the purpose of myopia development, then become a theme being worth research.

Utility model content

Main purpose of the present utility model is that this eyeglass comprises outer surface and inner surface, and in outer surface, inner surface shape Become have central optical zone, for light pass through and blur-free imaging in the retinal centre sharp image area of user eyeball, and Central optical zone is surrounded with peripheral light school district, forms at least one section moire portion then at peripheral optical zone position, is passed through with interfering Light simultaneously makes periphery in front of the retina of eyeball for image formation by rays image zone position out of focus, to accord with view in user eyeball Film shape, and effectively delay or stop vision error degree from being deepened, and then reach the purpose of myopia correction.

Secondary objective of the present utility model is this eyeglass when processing, and its detecting step is to detect using wavefront aberrometer to use Central sharp image area at retina in person's eyeball and periphery image area out of focus, by the peripheral optical to eyeglass for the machine table Area processes at least one section moire portion, and moire portion can interfere the light passing through, so that image formation by rays is in front of the retina of eyeball Periphery image out of focus zone position.

In order to achieve the above object, this utility model provides a kind of moire construction of glasses, and its eyeglass includes outer surface And inner surface, and it is formed with and passes through with blur-free imaging in the retinal centre of user eyeball for light in outer surface, inner surface Central optical zone in sharp image area, and the peripheral light school district around central optical zone, wherein:

This eyeglass forms the periphery in front of the retina passing through and imaging in eyeball for light in peripheral optical zone position At least one section moire portion at image zone position out of focus.

In an embodiment of the present utility model, the moire portion of this eyeglass is to have to take shape in outer surface and inner surface respectively Place and the first figure of being made up of multiple spaced gratings and second graph, become after the first figure and second graph crossover Shape goes out moire figure.

In an embodiment of the present utility model, the outer surface of this eyeglass is provided with transparent material layer, and this moire portion is in eyeglass Outer surface form the first figure being made up of multiple spaced gratings, and in transparent material layer outer surface molding By the 3rd figure being made up of multiple spaced gratings, the first figure and the 3rd figure crossover postforming go out moire figure Shape.

In an embodiment of the present utility model, at least one section moire portion of this eyeglass is in 90 degree, 180 degree, two 170 degree or 360 deg.

Brief description

Fig. 1 is light path schematic diagram of the present utility model；

Fig. 2 is floor map of the present utility model；

Fig. 3 is the floor map of this utility model preferred embodiment；

Fig. 4 is the flow process chart of this utility model eyeglass；

Fig. 5 is the staggered moire schematic diagram in moire portion of the present utility model；

Fig. 6 is the light path schematic diagram of another embodiment of this utility model.

Description of reference numerals: 1- eyeglass；11- outer surface；12- inner surface；13- central optical zone；14- peripheral light school district； 15- moire portion；151- first figure；152- second graph；153- the 3rd figure；16- transparent material layer；2- eyeball；21- view Film；Sharp image area of 211- central authorities；212- periphery image area out of focus.

Specific embodiment

As shown in Figure 1, Figure 2, Figure 3 shows, this eyeglass 1 includes outer surface 11 and inner surface 12, and in outer surface 11, inner surface 12 It is formed with the central optical passed through with blur-free imaging in the central sharp image area 211 of retina 21 of user eyeball 2 for light School district 13, and the peripheral light school district 14 around central optical zone 13, eyeglass 1 forms in peripheral light school district 14 position and supplies light Line passes through and can image at least one section moire portion at periphery image area out of focus 212 position in retina 21 front of eyeball 2 15, and at least one section moire portion 15 has at the outer surface 11 taking shape in eyeglass 1 respectively and inner surface 12 and set by multiple intervals The first figure 151 and second graph 152 that the grating put is formed.

And above-mentioned peripheral light school district 14 is preferably implemented as 360 deg ring-type and is formed with a moire portion 15, but in reality During application, also progressive forming can there are multiple moire portions 15 (as Fig. 3) annular in shape, i.e. multiple moires on peripheral light school district 14 The annular in 360 deg for portion 15 composition, or at least one section moire portion 15 is partly formed with peripheral light school district 14, that is, Only it is formed with the moire portions 15 such as a section 90 degree, 180 degree or 270 degree, or by two, more than three discontinuous Moire portion 15 is formed, and on its peripheral light school district 14, moire portion 15 figure of molding, quantity are because of the retina 21 regarding user eyeball 2 Depending on shape, so that accurate imaging is on periphery image area out of focus 212.

In addition, it is necessary to explanation, grating (grating) by being made up of multiple wide equidistant parallel slits, and The optical module that the amplitude of incident illumination or phase place (or both are simultaneously) are modulated by periodic spatial can be made.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, this utility model should be noted that the view of the eyeball 2 of user Film 21 be body in irregular shape that is to say, that the peripheral light school district 14 of eyeglass 1 is more difficult to predict apart from meeting with retina 21, but It is available with wavefront aberrometer to detect in user eyeball 2 aberration of retina 21 and produce the striograph of three-dimensional shape, and will regard Nethike embrane 21 three-dimensional shape figure divides into central sharp image area 211 and the periphery shadow out of focus around central sharp image area 211 As area 212, according to measuring the aberration coming, after the program of anaberration calculates the number of degrees on contact lens, then will regard The striograph of nethike embrane 21 three-dimensional shape inputs in the control unit of machine table, just can be according to the image of retina 21 three-dimensional shape Figure processes the first figure 151 and the second graph 152 in moire portion 15 to the outer surface 11 of peripheral light school district 14 and inner surface 12, The light passing through can be interfered, to change image formation by rays in eyeball after first figure 151 in moire portion 15 and second graph 152 overlapping Focal position on 2 retina 21, makes the periphery image area out of focus in retina 21 front in eyeball 2 for the image formation by rays passing through At 212 positions, thus provide the image out of focus of same degree in peripheral visual field, increase imaging position be position with retina 21 The position of optimum distance, complies with retina 21 shape in user eyeball 2, thus effectively delaying or stoping vision error Degree is deepened, to reach the purpose of myopia correction.

In addition, first figure 151 in above-mentioned moire portion 15 and second graph 152 can be identical or different design, to make It is made transparent grating (grating) or check (grid) grating, and giving upper and lower overlapping is in moire shape, with to the light passing through Produce the phenomenon interfered, and the image formation by rays passing through, at the focal position in retina 21 front of eyeball 2, can pass through the first figure Spacing between shape 151 and second graph 152 grating, and distance (the i.e. peripheral optical of the first figure 151 and second graph 152 The thickness in area 14) making to change, then by way of upper and lower fit system is to produce moire, can when calculating in manufacturing process Numerical range quite less, extremely limit to, then in observing the angle changing the first figure 151 and second graph 152, is produced The change of moire, after changing angle slightly, can cause the change of moire image, its angle is bigger, moire is then less, and Can be calculated (as shown in Figure 5) by following equation:

w = \frac{p_{1} p_{2}}{\sqrt{p_{1}^{2} + p_{2}^{2} - 2 p_{1} p_{2} \cos θ}}

Wherein:

W is the size producing moire portion 15 image.

P1 is the size of the first figure 151.

P2 is the size of second graph 152.

θ is the angle angle between the first figure 151 and second graph 152.

By the calculating of above-mentioned mathematical formulae so that moire portion 15 more accurately by the image formation by rays being passed through in eyeball 2 The front of retina 21 at.

And above-mentioned machine table is preferably implemented as printing machine platform, its printing machine platform can be using the printing of lithographic plate formula or special half tone The mode of printings such as ultraviolet (uv) ink printing print multiple raster graphics on eyeglass 1, but machine table is in practice When, also can be the board of non-rotationally-symmetric super precision lathe, it can be added to eyeglass 1 by non-rotationally-symmetric super precision lathe Work goes out multiple raster graphics, but, species and pattern about this kind of machine table are a lot, its essential structure and processing mode with The difference range of application is also not quite similar mostly, also can implement according to actual application change, and the composition of this thin portion is not originally Case found main points, here is only made one and is underdrawed, for understand.

In addition, it is necessary to explanation, aberration is that the image formation by rays of object needs through ophthalmic different tissues on retina Refraction, caused different degrees of image difference degree or definition；Wavefront aberrometer is by launching light into retina, measure from The light path of retinal reflex, it is possible to draw the shape of retina, also can prove that the asymmetric of retina simultaneously, and can measure angle The low order aberration of film, such as: myopia, astigmatism, and higher order aberratons, for example: comet aberration, clover aberration and spherical aberration.

As shown in Figure 1 and Figure 2, the respectively light path schematic diagram of this utility model first preferred embodiment and floor map, The rectification number of degrees of the wherein peripheral light school district 14 of this eyeglass 1 are to be low that is to say, that when user is intended to rectify compared with central optical zone 13 Just myopia when, its user eyeball 2 image-forming range before being corrected is too short, and after putting on eyeglass 1, rectifys through central optical zone 13 After just, light can be imaged on retina 21, and after correcting through peripheral light school district 14, light can image in the week in retina 21 front Side image area out of focus 212 position, to reach the effect improving myopia.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, when processing, its detecting step is the eyeglass 1 in this utility model:

(100) detect in user eyeball 2 aberration of retina 21 using wavefront aberrometer and produce the striograph of three-dimensional shape.

(101) striograph of retina 21 three-dimensional shape is divided into central sharp image area 211 and clear around central authorities The periphery image area out of focus 212 of image area 211.

(102) according to measuring the aberration coming, after the program of anaberration calculates the number of degrees on contact lens, then The striograph of retina 21 three-dimensional shape is inputted in the control unit of printing machine platform, further in accordance with the shadow of retina 21 three-dimensional shape As figure is processed the central optical zone 13 of image definition of sening as an envoy to by printing machine platform to contact lens 1, and around central optical The contact lenss of the peripheral light school district 14 in school district 13 and tool at least one section of moire portion 15, moire portion 15 can make the image formation by rays passing through Periphery image area out of focus 212 position in retina 21 front of eyeball 2.

As shown in Fig. 1, Fig. 6, another embodiment of the present utility model can omit the second graph at least one section of moire portion 15 152 structure, changes the structure design increasing by a transparent material layer 16 on the outer surface 11 of eyeglass 1, at least one section moire portion 15 Positioned at transparent material layer 16 outer surface and be pointed to be formed with the 3rd figure 153 at the first figure 151, its 3rd figure 153 weight Repeatedly after the first figure 151, form moire pattern, just may be used to interfere the light passing through, to change image formation by rays in eyeball 2 Retina 21 on focal position, make the light passing through can image in the periphery image out of focus in retina 21 front of eyeball 2 At area 212 position, to delay or to stop vision error degree from being deepened, and then myopia correction.

In addition, on above-mentioned transparent material layer 16 outer surface 11 that is preferably implemented as be attached at eyeglass 1, and transparent material layer 16 Curvature, size be to change with outer surface 11, but when practical application, this transparent material layer 16 is also attached at eyeglass 1 On outer surface 11, but the peripheral light school district 14 of its size only covers eyeglass 1, but, relevant eyeglass 1 molds moire portion 15 Pattern is a lot, and its essential structure is also not quite similar it is only necessary to two figures are handed over the different of range of application mostly from manufacture Form out moire pattern, it can be made different changes according to actual application, demand and implement after repeatedly.

In addition, first figure 151 in above-mentioned moire portion 15 and the 3rd figure 153 being located in transparent material layer 16 can be phase With or different designs, and the image formation by rays passing through, at the focal position in retina 21 front of eyeball 2, can pass through the first figure Spacing between shape 151 and the 3rd figure 153 grating, and distance (the i.e. light transmissive material of the first figure 151 and the 3rd figure 153 The thickness of layer 16) making to change.

The foregoing is only preferred embodiment of the present utility model, non-therefore limit to protection model of the present utility model Enclose, this utility model is to pass through to be formed with least around on the peripheral light school district 14 of central optical zone 13 mainly for eyeglass 1 One section of moire portion 15, its moire portion 15 can be used to interfere light to change the focus on the retina 21 imaging in eyeball 2, to reach To the purpose delaying or stoping vision error degree to deepen, therefore such as may achieve the structure of foregoing advantages, device and all should be subject to this reality Covered with new, this kind of simple modification and equivalent structure change, and all should be included in the same manner in protection domain of the present utility model, Chen Ming is given in conjunction.

Claims

1. the moire construction of a kind of glasses, its eyeglass includes outer surface and inner surface, and is formed with and supplies light in outer surface, inner surface Line pass through with blur-free imaging the central optical zone in the retinal centre sharp image area of user eyeball, and around in Centre light school district peripheral light school district it is characterised in that:

It is out of focus that this eyeglass forms periphery in front of the retina passing through and imaging in eyeball for light in peripheral optical zone position At least one section moire portion at image zone position.

2. the moire construction of glasses according to claim 1 is it is characterised in that the moire portion of this eyeglass is to have to become respectively The first figure and second graph that type is formed at outer surface and inner surface and by multiple spaced gratings, the first figure And second graph crossover postforming goes out moire figure.

3. the moire of glasses according to claim 1 constructs it is characterised in that the outer surface of this eyeglass is provided with light transmissive material Layer, this moire portion forms, in the outer surface of eyeglass, the first figure being made up of multiple spaced gratings, and in printing opacity Material layer outer surface forms the 3rd figure being made up of multiple spaced gratings, the first figure and the 3rd figure crossover Postforming goes out moire figure.

4. the moire construction of glasses according to claim 1 is it is characterised in that at least one section moire portion of this eyeglass is in nine Ten degree, 180 degree, 270 degree or 360 deg.