CN217718137U - Curved surface optical lens - Google Patents

Abstract

The utility model discloses a curved surface optical lens piece, including outer lens, interior lens is installed to the inboard of outer lens, and is provided with polarizing film between outer lens and the interior lens, the inboard of interior lens is provided with interior pad pasting, the outside of outer lens is attached with two layers of blooming, the outside laminating of one deck blooming has the inoxidizing coating, the outer both sides all are provided with the tangent plane of slope in the outer fringe of outer lens, the fluting has been seted up to the edge upper end of outer lens, be provided with the center in the middle of the surface of inoxidizing coating and prevent scraping the layer. In this curved surface optical lens, through setting up transparent inoxidizing coating in the outside, the surface of avoiding outer lens and one deck optical film is scraped the flower, plays the effect of protection, and the layer can increase the thickness of inoxidizing coating intermediate position is prevented scraping at the center to improve the protecting effect, because the lens is the curved surface, the convex position in center belongs to the center and exposes the district, consequently, the layer can be emphatically protected exposing the district to the center to prevent scraping at the center.

Description

Curved surface optical lens

Technical Field

The utility model relates to an optical lens piece correlation technique field specifically is a curved surface optical lens piece.

Background

The optical glass is used for manufacturing the glass of the lens at first, have very good refractive index, it is the lens with special function, with the technology of extracting the material is more and more advanced, the use of the material is more and more extensive, the composition of the optical glass is to mix according to the particular formulation with oxides such as high-purity silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium, etc., the application range of the optical lens is also wider, the curved surface optical lens is a kind of common type in the optical lens, utilize the curved surface shape to increase the homogeneity of the light, the range is more free.

However, the currently used curved optical lens is not enough to protect the exposed central point with a convex center, which causes the exposed central area to be easily worn, and further affects the transmittance and the refractive index of the lens, thereby reducing the definition of the lens.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a curved surface optical lens to the curved surface optical lens who provides in solving above-mentioned background art uses at present, is not enough to the convex protection that exposes the central point in center, leads to exposing the center and receives wearing and tearing easily, and then influences the luminousness and the refracting index of lens, and then makes the problem that the definition of lens reduces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a curved surface optical lens, includes outer lens, interior lens is installed to the inboard of outer lens, and is provided with polarizing film between outer lens and the interior lens, the inboard of interior lens is provided with interior pad pasting, the outside of outer lens is attached with two layers of optical film, and the outside of two layers of optical film is provided with one deck optical film, the outside laminating of one deck optical film has the inoxidizing coating, the outer edge inside and outside two sides of outer lens all are provided with the tangent plane of slope, and the surface of tangent plane is provided with the frosting, the fluting has been seted up to the edge upper end of outer lens, and the inside arrangement of fluting has the latex rib, be provided with the central layer of preventing scraping in the middle of the surface of inoxidizing coating.

Preferably, the cross-section shape structures of the outer lens and the inner lens are curved surface structures protruding outwards, and the inner wall of the inner lens is attached to the outer surface of the inner film arranged on the inner side.

Preferably, the edge of the inner wall of the two layers of optical films is provided with a soft coating film, and the lower end surface of the soft coating film is provided with an exhaust hole.

Preferably, the soft coating is annularly and equidistantly distributed along the outer edge surface of the two layers of optical films in a plurality of groups.

Preferably, the included angle between the tangent plane and the outer lens is degree, and the included angle between the tangent plane and the inner lens at the inner side is degree.

Preferably, the external shape of the slot is a V-shaped structure, and the internal structure size of the slot is mutually embedded with the external structure size of the latex rib.

Preferably, the central positions of the outer surfaces of the central scratch-resistant layer and the protective layer are mutually overlapped, and the central scratch-resistant layer and the protective layer are of an integrated structure.

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

1. according to the curved optical lens, the transparent protective layer is arranged on the outermost side, so that the outer surfaces of the outer lens and the optical film are prevented from being scratched, a protective effect is achieved, the thickness of the middle position of the protective layer can be increased by the central scratch-proof layer, and therefore the protective effect is improved;

2. the curved optical lens is characterized in that the soft covering film is made of transparent soft rubber with high viscosity and bulges towards the inner side, the viscosity of the soft covering film is utilized to help the two layers of optical films to be attached to the surface of the outer lens, the edges of the two layers of optical films are more stably attached to the outer lens, the polarizing film is arranged between the inner lens and the outer lens, strong reflection light and diffused light are effectively eliminated by the polarizing film, light is softened, scenery seen by human eyes is clear and natural, the inner film is attached to the inner wall of the inner lens, the surface of the inner lens can be protected from the inner layer, and the inner surface of the inner lens exposed outside is prevented from being scratched;

3. this curved surface optical lens piece, all set up the tangent plane inside and outside on the edge through at outer lens and interior lens, can be with the edge passivation like this, avoid in the lens installation, can hinder in one's hands, and simultaneously, also can install better, the tangent plane that is located the outside keeps relative level with outer lens basically, and the contained angle that is located between inboard tangent plane and the interior lens is 45 degrees, can accord with the curved surface shape of interior lens and outer lens like this more, through grooved setting, can alleviate the surface tension at lens edge, prevent the edge fracture, the setting of latex rib, can fill the fluting, and play the effect of protection to the edge.

Drawings

FIG. 1 is a schematic view of the front view structure of the present invention;

FIG. 2 is a schematic view of the overall side structure of the present invention;

FIG. 3 is a schematic diagram of the outer edge structure of the outer lens of the present invention;

FIG. 4 is a schematic side view of the central scratch-resistant layer of the present invention;

fig. 5 is an enlarged schematic structural view of a in fig. 4 according to the present invention.

In the figure: 1. an outer lens; 2. an inner lens; 3. a polarizing film; 4. pasting a film internally; 5. two layers of optical films; 501. soft laminating; 502. an exhaust hole; 6. a layer of optical film; 7. a protective layer; 8. cutting into noodles; 9. sanding surface; 10. grooving; 11. latex ribs; 12. a central scratch resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-5, the present invention provides a technical solution: a curved optical lens, includes outer lens 1, its characterized in that: the inner side of the outer lens 1 is provided with an inner lens 2, a polarizing film 3 is arranged between the outer lens 1 and the inner lens 2, the inner side of the inner lens 2 is provided with an inner adhesive film 4, the section appearance structures of the outer lens 1 and the inner lens 2 are of curved surface structures protruding outwards, the inner wall of the inner lens 2 is mutually attached to the outer surface of the inner adhesive film 4 arranged on the inner side, the polarizing film 3 is arranged between the inner lens 2 and the outer lens 1, strong reflection light and diffused light are effectively eliminated by the polarizing film 3, the light is softened, scenery seen by human eyes is clear and natural, the inner adhesive film 4 is attached to the inner wall of the inner lens 2, the surface of the inner lens 2 can be protected from the inner layer, and the inner surface of the inner lens 2 exposed outside is prevented from being scratched;

the outer side of the outer lens 1 is adhered with two layers of optical films 5, the outer side of each two layers of optical films 5 is provided with one layer of optical film 6, the edge of the inner wall of each two layers of optical films 5 is provided with a soft covering film 501, the lower end surface of each soft covering film 501 is provided with an exhaust hole 502, the soft covering films 501 are distributed with a plurality of groups along the outer edge surface of each two layers of optical films 5 in an annular and equidistant mode, through the arrangement of the soft covering films 501, the soft covering films 501 are made of transparent soft rubber with high viscosity and are expanded inwards, the viscosity of the soft covering films 501 is utilized to help the two layers of optical films 5 to be attached to the surface of the outer lens 1, and the edges of the two layers of optical films 5 are attached to the outer lens 1 more stably;

the protective layer 7 is attached to the outer side of the layer of optical film 6, the inner surface and the outer surface of the outer edge of the outer lens 1 are both provided with inclined tangent planes 8, the surface of each tangent plane 8 is provided with a frosted surface 9, the included angle between each tangent plane 8 and the outer lens 1 is 145 degrees, the included angle between each inner tangent plane 8 and the inner lens 2 is 45 degrees, the tangent planes 8 are arranged on the outer edge and the inner edge of the outer lens 1 and the inner lens 2, so that the edges can be passivated, hands can be prevented from being injured in the lens installation process, meanwhile, the installation can be better carried out, the tangent plane 8 on the outer side and the outer lens 1 basically keep relatively horizontal, the included angle between the inner tangent plane 8 on the inner side and the inner lens 2 is 45 degrees, and the curved surface shapes of the inner lens 2 and the outer lens 1 can be better met;

the upper end of the edge of the outer lens 1 is provided with a slot 10, the latex ribs 11 are arranged in the slot 10, the external shape of the slot 10 is a V-shaped structure, the internal structure size of the slot 10 is embedded with the external structure size of the latex ribs 11, the surface tension of the edge of the lens can be relieved by the arrangement of the slot 10, edge cracking is prevented, the latex ribs 11 are arranged, the slot 10 can be filled, and the edge is protected, the central position of the outer surface of the protective layer 7 is overlapped with the central position of the central scratch-resistant layer 12, the central scratch-resistant layer 12 and the protective layer 7 are of an integrated structure, the transparent protective layer 7 is arranged on the outermost side, the outer surfaces of the outer lens 1 and the optical film 6 are prevented from being scratched, the protective effect is achieved, the central scratch-resistant layer 12 can increase the thickness of the middle position of the protective layer 7, the protective effect is improved, the lens is a curved surface, the central convex position belongs to a central exposure area, and therefore the central scratch-resistant layer 12 can protect the central exposure area.

The working principle is as follows: for the curved optical lens, firstly, the two layers of optical films 5 are attached to the outer surface of the outer lens 1, the inner wall edge of the two layers of optical films 5 is provided with the expanded soft coating film 501, the soft coating film 501 is made of transparent soft rubber with high viscosity, the viscosity of the soft coating film 501 is utilized to help the two layers of optical films 5 to be attached to the surface of the outer lens 1, then, the surface edge of the two layers of optical films 5 is lightly pressed, the gas in the expanded soft coating film 501 is exhausted by the exhaust hole 502, the soft coating film 501 is attached to the two layers of optical films 5 after being shrunken, then, the protective layer 7 is attached to the outer surface of the one layer of optical film 6 after the two layers of optical films 5 are attached to the outer surface of the two layers of optical films 5, the central scratch-proof layer 12 on the protective layer 7 emphasizes the convex central exposed area corresponding to the outer lens 1, the central exposed area is protected, and the use process of the whole curved optical lens is completed.

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 (7)

1. A curved optical lens, comprising an outer lens (1), characterized in that: interior lens (2) are installed to the inboard of outer lens (1), and are provided with polarizing film (3) between outer lens (1) and interior lens (2), the inboard of interior lens (2) is provided with interior pad pasting (4), the outside of outer lens (1) is attached with two layers of optical film (5), and the outside of two layers of optical film (5) is provided with one deck optical film (6), the outside laminating of one deck optical film (6) has inoxidizing coating (7), the inside and outside two sides of outer fringe of outer lens (1) all are provided with the tangent plane (8) of slope, and the surface of tangent plane (8) is provided with dull polish face (9), fluting (10) have been seted up to the edge upper end of outer lens (1), and the inside arrangement of fluting (10) has latex rib (11), be provided with central scratch-proof layer (12) in the middle of the surface of inoxidizing coating (7).

2. The curved optical lens according to claim 1, wherein: the outer lens (1) and the inner lens (2) are of curved surface structures protruding outwards in cross section appearance structures, and the inner wall of the inner lens (2) is attached to the outer surface of the inner film (4) arranged on the inner side of the inner lens.

3. The curved optical lens according to claim 1, wherein: the edge of the inner wall of the two layers of optical films (5) is provided with a soft coating film (501), and the lower end surface of the soft coating film (501) is provided with an exhaust hole (502).

4. A curved optical lens according to claim 3, wherein: the soft covering film (501) is annularly and equidistantly distributed with a plurality of groups along the outer edge surface of the two layers of optical films (5).

5. The curved optical lens according to claim 1, wherein: the included angle between the tangent plane (8) and the outer lens (1) is 145 degrees, and the included angle between the tangent plane (8) and the inner lens (2) positioned on the inner side is 45 degrees.

6. The curved optical lens according to claim 1, wherein: the external shape of the slot (10) is a V-shaped structure, and the internal structure size of the slot (10) is mutually embedded with the external structure size of the latex ribs (11).

7. The curved optical lens according to claim 1, wherein: the central positions of the outer surfaces of the central scratch-resistant layer (12) and the protective layer (7) are mutually overlapped, and the central scratch-resistant layer (12) and the protective layer (7) are of an integrated structure.

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