CN216647049U

CN216647049U - Chemical extinction metal shading sheet

Info

Publication number: CN216647049U
Application number: CN202123355977.XU
Authority: CN
Inventors: 徐成友
Original assignee: Shanghai Chengjing Photoelectric Co ltd
Current assignee: Shanghai Chengjing Photoelectric Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a chemical extinction metal anti-dazzling screen, which comprises an anti-dazzling screen body, wherein a concave surface is arranged on one side of the anti-dazzling screen body, an inner ring surface is arranged on the inner wall of the concave surface, the inner ring surface is of an arc angle structure formed by chemical etching, chemical extinction treatment is carried out on the surface of the inner ring surface, a light hole is formed in one side of the anti-dazzling screen body, the light hole is positioned in the concave surface, and a mounting hole is formed in the outer side of the concave surface. This chemical extinction metal anti-dazzling screen is through being provided with interior anchor ring to the arc angle structure that interior anchor ring formed through chemical etching, the chemical extinction is handled for the surface of interior anchor ring in addition, thereby makes reflection area effectively reduced, and has changed reflection light path, thereby has reduced the glare that imaging lens shot the image, has improved the imaging quality of camera lens.

Description

Chemical extinction metal shading sheet

Technical Field

The utility model relates to the technical field of shading sheets, in particular to a chemical extinction metal shading sheet.

Background

The light blocking sheet is also called as a light blocking sheet, is used as a necessary light blocking element in the fields of cameras, mobile phone cameras and the like, aims to prevent stray light from entering a viewfinder to influence the imaging quality, is used for the light blocking sheet in the cameras, and is also called as a diaphragm, a light blocking ring, a mylar sheet and the like, the thickness of the light blocking sheet is generally 0.025-0.012 mm, a central hole of the light blocking sheet is a light through hole, the light is not always irradiated in parallel in fact, the light can also form cross in the light due to different strengths, so that the side wall of the central hole always reflects the light, and part of the light can further enter the viewfinder;

the existing metal light shading sheet is not beneficial to the refraction of light, so that stray light is imaged in a photo, and therefore, a chemical extinction metal light shading sheet is provided.

SUMMERY OF THE UTILITY MODEL

The present invention provides a chemical extinction metal light-shielding sheet to solve the problem of the prior art that the conventional metal light-shielding sheet is not favorable for light refraction, resulting in the formation of stray light in a photograph.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a chemical extinction metal anti-dazzling screen, includes the anti-dazzling screen body, one side of anti-dazzling screen body is equipped with the concave surface, the inner wall of concave surface is provided with interior anchor ring, the arc angle structure that interior anchor ring formed for through chemical etching, just chemical extinction is handled on the surface of interior anchor ring, one side of anti-dazzling screen body is provided with the light trap, the light trap is located the inside of concave surface, the outside of concave surface is provided with the mounting hole.

Preferably, a first release paper and a second release paper are respectively stuck to two sides of the light shielding sheet body.

Preferably, the shade body is made of SUS stainless steel.

Preferably, the outer edge of the light shielding sheet body is of a circular arc structure.

Preferably, the thickness of the shading body is between 0.01mm and 0.1 mm.

Preferably, the specific number of the mounting holes is four.

Compared with the prior art, the utility model has the beneficial effects that: the chemical extinction metal shading sheet is provided with the inner ring surface, the inner ring surface is of an arc angle structure formed by chemical etching, and the surface of the inner ring surface is subjected to chemical extinction treatment, so that the reflection area is effectively reduced, the reflection light path is changed, the glare of images shot by the imaging lens is reduced, and the imaging quality of the lens is improved;

this chemical extinction metal anti-dazzling screen is through being provided with first from type paper and second from type paper, and first from type paper and second can protect the both sides face of metal anti-dazzling screen from type paper, avoids the surface of metal anti-dazzling screen to scrape the flower when the transportation.

Drawings

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

fig. 2 is a schematic side view of the light-shielding sheet body of the present invention.

In the figure: 1. a light shielding sheet body; 2. a first release paper; 3. a concave surface; 4. an inner ring surface; 5. a second release paper; 6. a light-transmitting hole; 7. and (7) installing holes.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained by combining the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a chemical extinction metal anti-dazzling screen comprises an anti-dazzling screen body 1, wherein a concave surface 3 is arranged on one side of the anti-dazzling screen body 1, an inner ring surface 4 is arranged on the inner wall of the concave surface 3, the inner ring surface 4 is an arc angle structure formed by chemical etching, chemical extinction treatment is carried out on the surface of the inner ring surface 4, a light hole 6 is formed in one side of the anti-dazzling screen body 1, the light hole 6 is located in the concave surface 3, and a mounting hole 7 is formed in the outer side of the concave surface 3;

the both sides of anti-dazzling screen body 1 are pasted respectively and are had first from type paper 2 and second from type paper 5, it can protect the both sides face of metal anti-dazzling screen to first from type paper 2 and second from type paper 5, avoid the surface of metal anti-dazzling screen to scrape the flower when the transportation, anti-dazzling screen body 1 is made by SUS stainless steel, it is impaired to avoid anti-dazzling screen body 1, the life of anti-dazzling screen body 1 has been prolonged, the outside edge of anti-dazzling screen body 1 is convex structure, the sharpness at anti-dazzling screen body 1 edge has been reduced, the thickness of anti-dazzling screen body 1 is between 0.01mm to 0.1mm, make anti-dazzling screen body 1 frivolous more, the concrete quantity of mounting hole 7 is provided with four groups, be convenient for install fixedly to anti-dazzling screen body 1.

The working principle is as follows: through being provided with interior anchor ring 4, and interior anchor ring 4 is the arc angle structure that forms through chemical etching, and the surface of interior anchor ring 4 carries out chemical extinction processing, thereby make area of reflection effectively reduced, and changed reflection light path, thereby reduced the glare that imaging lens shot the image, the imaging quality of camera lens has been improved, leave type paper 5 through being provided with first type paper 2 and second, first type paper 2 and second from type paper 5 can protect the both sides face of metal anti-dazzling screen, avoid the surface of metal anti-dazzling screen to scrape the flower when the transportation.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemical extinction metal anti-dazzling screen, includes anti-dazzling screen body (1), its characterized in that: one side of anti-dazzling screen body (1) is equipped with concave surface (3), the inner wall of concave surface (3) is provided with interior anchor ring (4), the circular arc angle structure that interior anchor ring (4) formed for through chemical etching, just the surface of interior anchor ring (4) carries out chemical extinction processing, one side of anti-dazzling screen body (1) is provided with light trap (6), light trap (6) are located the inside of concave surface (3), the outside of concave surface (3) is provided with mounting hole (7).

2. The chemical extinction metal shade according to claim 1, wherein: the two sides of the light shading sheet body (1) are respectively pasted with a first release paper (2) and a second release paper (5).

3. The chemical extinction metal shade according to claim 1, wherein: the shade body (1) is made of SUS stainless steel.

4. The chemical extinction metal shade according to claim 1, wherein: the outer edge of the shading sheet body (1) is of a circular arc structure.

5. The chemical extinction metal shade according to claim 1, wherein: the thickness of the shading sheet body (1) is 0.01 mm-0.1 mm.

6. The chemical extinction metal shade according to claim 1, wherein: four groups of mounting holes (7) are arranged in the concrete number.