CN211195675U

CN211195675U - Gradual change formula lens

Info

Publication number: CN211195675U
Application number: CN201921141861.6U
Authority: CN
Inventors: 吴国强
Original assignee: Zhangzhou Aojie Optical Technology Co ltd
Current assignee: Zhangzhou Aojie Optical Technology Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-08-07
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to the technical field of lenses, and discloses a gradual-change lens, which solves the problems that the gradual-change lens in the current market has single form, has no sunshade effect, or has the sunshade effect but reduces the quality of the gradual-change lens to a certain extent, which comprises a lens body, wherein a first chute and a third chute are respectively arranged on the two sides of the front surface of the lens body, the lens body and the sunshade piece are arranged, so that the gradual change type lens has the sunshade effect, and the sunshade piece is arranged on the lens body, so that the gradual change type lens has the original functions of the gradual change type lens, have the function of sunshade simultaneously, through being provided with lens body and first spout etc. for this gradual change formula lens does not reduce the quality of gradual change formula lens when having the sunshade effect.

Description

Gradual change formula lens

Technical Field

The utility model belongs to the technical field of the lens, specifically be a gradual change formula lens.

Background

The lens is also called lens core, which is a mounted painting core and is suitable for being clamped in the picture frame, so the lens is called lens core. The form of the lens can be horizontal and vertical, the lens is a simple and convenient installation form, and the gradual change type lens is one of lenses.

However, the gradual-change lenses in the current market are single in form, and have no sun-shading effect, or the quality of the gradual-change lenses is reduced to a certain extent although some gradual-change lenses have the sun-shading effect.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a gradual change formula lens, the effectual gradual change formula lens form of having solved on the existing market is comparatively single, or does not have the effect of sunshade, or some gradual change formula lenses have the sunshade effect, but reduced the problem of the quality of gradual change formula lens to a certain extent.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gradual change formula lens, includes the lens body, first spout and third spout have been seted up respectively to the positive both sides of lens body, and the positive both sides of lens body are the first limiting plate of fixedly connected with and second limiting plate respectively, and first limiting plate and second limiting plate are located the top of first spout and third spout respectively, and first spout and third spout sliding connection have sunshade piece, and the draw-in groove has all been seted up at first limiting plate and the respective top of second limiting plate, and the equal fixedly connected with fixture block in both sides at sunshade piece top, two fixture blocks are connected with two draw-in groove blocks respectively.

Preferably, the bottom of the first sliding groove and the bottom of the third sliding groove are fixedly connected with springs, the top ends of the two springs are fixedly connected with supporting plates, the top of each supporting plate is fixedly connected with a first rubber pad, and the bottom of the sun shielding sheet is in contact connection with the top of each first rubber pad.

Preferably, the second sliding grooves are formed in the first limiting plate and the second limiting plate, the two second sliding grooves are connected with the column-shaped positioning blocks in a sliding mode, the threaded grooves are formed in one side of the first limiting plate and one side of the second limiting plate, the threaded lines are formed in one end of each column-shaped positioning block, and the second rubber pads are fixedly connected with one ends of the two column-shaped positioning blocks.

Preferably, the refractive index of the lens body is 1.5230, the abbe number is 55.0, the dispersion coefficient deviation is 0, and the optical path difference is 30.

Preferably, the interior of the lens body is bubble-free and streak-free.

Preferably, the lens body is an optical mosaic sheet and has a visible light transmittance of eighty-four percent.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the work, the lens body and the sun shading sheet are arranged, so that the gradual change type lens has a sun shading effect, the sun shading sheet is arranged on the lens body, the gradual change type lens has a sun shading function on the basis of the original function of the gradual change type lens, the refractive index of the lens body is set to be 1.5230, the dispersion coefficient is set to be 55.0, the dispersion coefficient deviation is set to be 0, the optical path difference is set to be 30, the gradual change type lens has a good gradual change effect and a photochromic effect, and the lens body is set to be an optical match sheet, the visible light transmittance of the optical match sheet is eighty four percent, so that the gradual change type lens has a good ultraviolet resistance effect;

2) the lens comprises a lens body, a first chute, a third chute, a first limiting plate, a second limiting plate, a shading sheet, a clamping groove, a clamping block, a spring, a supporting plate, a first rubber pad, a second chute, a column-shaped positioning block, a thread groove, a thread line and a second rubber pad, wherein the shading sheet is fixed on the lens body through the clamping groove, the clamping groove is arranged on the lens body, the clamping block is arranged on the lens body, the spring is arranged on the lens body, the supporting plate is arranged on the first rubber pad, the second chute is arranged on the second rubber pad, the first rubber pad is arranged on the second rubber pad, the second rubber pad is arranged on the column-shaped positioning block, the thread groove is arranged on the second rubber pad, and the shading sheet is arranged on the lens body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

in the figure: 1. a lens body; 2. a first chute; 3. a first limit plate; 4. sun-shading sheets; 5. a card slot; 6. a clamping block; 7. a spring; 8. a support plate; 9. a second chute; 10. a column-shaped positioning block; 11. a thread groove; 12. a thread; 13. a first rubber pad; 14. a second rubber pad; 15. a third chute; 16. and a second limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 and 2, the present invention comprises a lens body 1, wherein a first sliding groove 2 and a third sliding groove 15 are respectively formed on two sides of the front surface of the lens body 1 for sliding connection with a sunshade 4, a first limiting plate 3 and a second limiting plate 16 are respectively fixedly connected to two sides of the front surface of the lens body 1 for limiting the sunshade 4, the first limiting plate 3 and the second limiting plate 16 are respectively located on the top of the first sliding groove 2 and the third sliding groove 15, the sunshade 4 is slidably connected to the first sliding groove 2 and the third sliding groove 15, make this gradual change formula lens have better sunshade effect, draw-in groove 5 has all been seted up at first limiting plate 3 and the respective top of second limiting plate 16, the equal fixedly connected with fixture block 6 in both sides at sunshade piece 4 top, two fixture blocks 6 are connected with two draw-in grooves 5 block respectively for lens body 1 is comparatively fastened with sunshade piece 4 complex.

Embodiment two, on the basis of embodiment one, given by fig. 1 and fig. 3, the equal fixedly connected with spring 7 in bottom of first spout 2 and third spout 15, the equal fixedly connected with backup pad 8 in top of two springs 7, the equal fixedly connected with first rubber pad 13 in top of two backup pads 8, the bottom of sunshade piece 4 is connected with the top contact of two first rubber pads 13, is convenient for take out sunshade piece 4 from the inside of first spout 2 and third spout 15.

Third embodiment, on the basis of first embodiment, by figure 1 and figure 2, all seted up second spout 9 on first limiting plate 3 and on the second limiting plate 16, two equal sliding connection of second spout 9 have columnar locating piece 10, thread groove 11 has all been seted up to first limiting plate 3 and the respective one side of second limiting plate 16, thread 12 has all been seted up to the respective one end of two columnar locating pieces 10, the equal fixedly connected with second rubber pad 14 of the respective one end of two columnar locating pieces 10, better fixed action has been played sunshade plate 4, prevent that lens body 1 and sunshade plate 4 break away from when using.

Fourth embodiment, based on the first embodiment, as shown in fig. 1, the refractive index of the lens body 1 is 1.5230, the abbe number is 55.0, the deviation of the abbe number is 0, and the optical path difference is 30, so that the lens body 1 has better physical properties.

Fifth, based on the first embodiment, as shown in fig. 1, the interior of the lens body 1 has no bubbles and no stripes, so that the lens body 1 has further physical properties.

Sixth embodiment, based on the first embodiment, as shown in fig. 1, the lens body 1 is an optical mosaic sheet, and has a visible light transmittance of eighty-four percent, so that the lens body 1 has better physical properties.

The working principle is as follows: during operation, at first with sunshade piece 4 cunning to the inside of first spout 2 and third spout 15, sunshade piece 4's bottom contacts with the first rubber pad 13 of 8 top fixed connection of backup pad to make sunshade piece 4 top both sides fixture block 6 be connected with the draw-in groove 5 block that first limiting plate 3 and second limiting plate 16 top were seted up respectively, then two columnar locating piece 10 of slip, make two columnar locating piece 10 and first limiting plate 3 and second limiting plate 16 fixed connection together through thread groove 11 and whorl 12, accomplish the fixed to sunshade piece 4.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A progressive lens comprising a lens body (1), characterized in that: first spout (2) and third spout (15) have been seted up respectively to the positive both sides of lens body (1), first limiting plate (3) of fixedly connected with and second limiting plate (16) are distinguished to the positive both sides of lens body (1), first limiting plate (3) and second limiting plate (16) are located the top of first spout (2) and third spout (15) respectively, first spout (2) and third spout (15) sliding connection have sun-shading piece (4), draw-in groove (5) have all been seted up at first limiting plate (3) and second limiting plate (16) respective top, the equal fixedly connected with fixture block (6) in both sides at sun-shading piece (4) top, two fixture blocks (6) are connected with two draw-in grooves (5) block respectively.

2. A progressive lens according to claim 1, wherein: the bottom of first spout (2) and third spout (15) is equal fixedly connected with spring (7), the equal fixedly connected with backup pad (8) in top of two springs (7), the equal fixedly connected with first rubber pad (13) in top of two backup pads (8), the bottom of sunshade piece (4) is connected with the top contact of two first rubber pads (13).

3. A progressive lens according to claim 1, wherein: second spout (9) have all been seted up on first limiting plate (3) and on second limiting plate (16), and the equal sliding connection of two second spout (9) has columnar locating piece (10), and thread groove (11) have all been seted up to respective one side of first limiting plate (3) and second limiting plate (16), and thread (12) have all been seted up to respective one end of two columnar locating pieces (10), and the equal fixedly connected with second rubber pad (14) of respective one end of two columnar locating pieces (10).

4. A progressive lens according to claim 1, wherein: the refractive index of the lens body (1) is 1.5230, the dispersion coefficient is 55.0, the dispersion coefficient deviation is 0, and the optical path difference is 30.

5. A progressive lens according to claim 1, wherein: the interior of the lens body (1) is free of bubbles and stripes.

6. A progressive lens according to claim 1, wherein: the lens body (1) is an optical mosaic sheet, and the visible light transmittance of the lens body is eighty-four percent.