CN212160225U

CN212160225U - Lens module

Info

Publication number: CN212160225U
Application number: CN202020671566.8U
Authority: CN
Inventors: 罗小平; 胡开范
Original assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Current assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-15
Anticipated expiration: 2030-04-27

Abstract

The embodiment of the utility model provides a lens module, include polylith lens and be used for fixing the frame of polylith lens, polylith lens divide into at least two sets of lenses, and every group lens includes an at least lens, and with the coincidence of the optical axis of the lens of group, the combination magnification that has predetermined nonzero contained angle and the lens of different groups between the optical axis of the lens of different groups is different. The embodiment of the utility model provides a through adopting the fixed polylith lens of frame, divide into at least two sets of lenses with lens moreover, every group lens includes an at least lens, and the optical axis coincidence of the lens with the group forms an optical system, and the combination magnification that has predetermined nonzero contained angle and the lens of different groups between the optical axis of the lens of different groups is different and forms different optical system to can realize different optical magnification, use convenience very.

Description

Lens module

Technical Field

The embodiment of the utility model provides a relate to lens technical field, especially relate to a lens module.

Background

Typically, a magnifying glass is an optical device used to view minute details of an object. The existing magnifier on the market comprises a frame with a handle and a convex lens assembled on the frame. However, since the lens assembled on the frame has a single magnification, when the fine structure of the object cannot be clearly seen with the magnification of the conventional magnifier, only the magnifier with other magnifications can be replaced, which is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that will solve provides a lens module, can realize different optical magnification.

In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the utility model provides a lens module, includes the polylith lens and is used for fixing the frame of polylith lens, the polylith lens divide into at least two sets of lenses, and every group lens includes an at least lens, and the optical axis coincidence of the lens of the same group has predetermined nonzero contained angle and the combined magnification of the lens of different groups to be different between the optical axis of the lens of different groups.

Furthermore, the frame is a hollow straight polygon prism surrounded by a plurality of supporting plates, the bottom surface of the straight polygon prism is a rectangle or a regular polygon with even number of sides, the supporting plates are arranged in pairs in an opposite manner to form each side wall, top wall and bottom wall of the frame, a mounting hole is formed in the middle of each supporting plate, and one lens is fixed in the mounting hole in at least one of the two opposite supporting plates.

Furthermore, the frame is a spherical shell, an even number of mounting holes which are respectively symmetrically arranged relative to the spherical center are formed in the spherical shell, and one lens is fixed in at least one of the two symmetrically arranged mounting holes.

Furthermore, the frame is a hollow cylinder, an even number of mounting holes which are symmetrically arranged relative to the central axis of the cylinder are formed in the cylindrical surface of the cylinder, the symmetrically arranged mounting holes are formed in the top surface and the bottom surface of the cylinder, and one lens is fixed in at least one of the two symmetrically arranged mounting holes.

Further, the lens is fixed in each mounting hole.

Furthermore, a frame is fixed on the periphery of each lens, external threads are arranged on the outer side face of the frame, the mounting holes are threaded holes, and the lenses are screwed and fixed with the mounting holes through the external threads on the frame.

Further, the straight polygon prism is a regular quadrangular prism, a regular hexagonal prism or a regular octagonal prism.

Further, each group of lenses has two lenses, and the two lenses of the same group are both convex lenses, or one is a convex lens and the other is a concave lens, or one is a convex lens and the other is a planar lens.

Furthermore, each group of lenses is provided with two lenses, and the two lenses in the same group are made of materials with different dispersion ratios.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a through adopting the fixed polylith lens of frame, divide into at least two sets of lenses with lens moreover, every group lens includes an at least lens, and the optical axis coincidence of the lens with the group forms an optical system, and the combination magnification that has predetermined nonzero contained angle and the lens of different groups between the optical axis of the lens of different groups is different and forms different optical system to can realize different optical magnification, use convenience very.

Drawings

Fig. 1 is a schematic structural diagram of an alternative embodiment of the lens module of the present invention.

Fig. 2 is a schematic cross-sectional view along the central axis of an alternative embodiment of the lens module of the present invention.

Fig. 3 is a schematic cross-sectional view of a lens module according to another alternative embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view of a lens module according to another alternative embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of a lens module according to another alternative embodiment of the present invention.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.

As shown in fig. 1 and 2, the embodiment of the utility model provides a lens module, include polylith lens 1 and be used for fixing the frame 3 of polylith lens 1, polylith lens 1 divide into at least two sets of lens 1, and every group lens 1 includes an at least lens 1, and the optical axis coincidence of the lens 1 of the same group has predetermined nonzero contained angle and the different combination magnification of the lens 1 of different groups to be different between the optical axis of the lens 1 of different groups.

The embodiment of the utility model provides a through adopting fixed polylith lens 1 of frame 3, divide into at least two sets ofly with lens 1 moreover, every group lens 1 includes an at least lens 1, and the optical axis coincidence of the lens 1 with the group forms an optical system, and because the combination magnification of the lens 1 who has predetermined nonzero contained angle and different groups is different and form different optical systems between the optical axis of the lens 1 of different groups moreover to can realize different optical magnification, use convenience very.

In an optional embodiment of the present invention, as shown in fig. 2 and 3, the frame 3 is a hollow straight polygonal column surrounded by a plurality of supporting plates 30, the bottom surface of the straight polygonal column 3 is a rectangle or a regular polygon with even number of sides, two or two of the supporting plates 30 are oppositely disposed to form each side wall, top wall and bottom wall of the frame 3, each supporting plate 30 has a mounting hole 301 in the middle, and two of the supporting plates 30 are opposite, and at least one of the supporting plates 30 has a mounting hole 301 in the mounting hole 301, in which the lens 1 is fixed. In the embodiment, the plurality of support plates 30 are used for surrounding to form the hollow frame 3 with the shape of a straight polygon prism, the lens 1 is installed through the installation hole 301 in the support plate 30, the structure is simple, and various different optical magnifications can be formed.

In another optional embodiment of the present invention, as shown in fig. 4, the frame 3 is a spherical shell, an even number of mounting holes 301 are disposed on the spherical shell 3 and are symmetrically disposed with respect to the center of the sphere, and one lens 1 is fixed in at least one mounting hole 301 of the two symmetrically disposed mounting holes 301. The spherical shell is adopted by the frame 3, the structure is simpler, and the lens 1 can be more conveniently mounted.

In another optional embodiment of the present invention, as shown in fig. 5, the frame 3 is a hollow cylinder, an even number of mounting holes 301 are disposed on the cylindrical surface of the cylinder 3, the mounting holes 301 are symmetrically disposed relative to the axis of the cylinder 3, the top surface and the bottom surface of the cylinder 3 are also symmetrically disposed, and one lens 1 is fixed in at least one of the mounting holes 301 of the two symmetrically disposed mounting holes 301. The frame 3 of the present embodiment is a hollow cylinder, and the lenses 1 are mounted on the top and bottom surfaces of the cylinder 3 and the mounting holes 301 on the cylindrical surface, and a plurality of different optical systems can be formed. In addition, it will be appreciated that in the embodiment shown in fig. 4 and 5, the lens 1 is provided only on the mutually perpendicular faces of the spherical shell and the cylinder.

In another optional embodiment of the present invention, each of the mounting holes 301 has the lens 1 fixed therein. In this embodiment, the lens 1 is fixed in each mounting hole 301, and two lenses 1 are mutually overlapped to realize different optical magnifications. Moreover, an optical system is formed by overlapping the two lenses 1, so that the line view field of the lenses 1 is effectively enlarged, and an observed object is not easy to deform.

In another optional embodiment of the present invention, each of the lens 1 has a frame 5 fixed to its periphery, the outer side of the frame 5 is provided with an external thread 50, the mounting hole 301 is a threaded hole, and each lens 1 is screwed and fixed to the mounting hole 301 through the external thread 50 on the frame 5. In the present embodiment, the frame 5 is provided, and the lens 1 is very conveniently attached and detached by screwing and fixing the frame 5 to the mounting hole 301.

In an alternative embodiment of the present invention, as shown in fig. 2 and 3, the straight polygonal column 3 is a regular quadrangular column, a regular hexagonal column or a regular octagonal column. In this embodiment, the straight polygonal column 3 is a regular quadrangular column, a regular hexagonal column, or a regular octagonal column, and all of the optical axes of the lenses 1 in the same group can be overlapped to form a plurality of different optical systems. It will be appreciated that the embodiment of the hollow straight polygonal column 3 is not limited to the three mentioned above. In the embodiments of fig. 2 and 3, a regular quadrangular prism and a regular hexagonal prism, respectively.

In yet another alternative embodiment of the present invention, each group of lenses 1 has two lenses 1, and the two lenses 1 of the same group are both convex lenses, or one is a convex lens and the other is a concave lens, or one is a convex lens and the other is a planar lens. Two lens 1 of every group lens 1 of this embodiment can adopt the lens form of the above-mentioned three kinds of differences, and every combination constitutes different optical system, the utility model discloses the lens module is used more extensively.

In another alternative embodiment of the present invention, each group of lenses 1 has two lenses 1, and the two lenses 1 of the same group are made of materials with different dispersion ratios. In the embodiment, the two lenses 1 in the same group are made of materials with different dispersion ratios, so that the dispersion phenomenon of the optical system under a large field of view is reduced according to the optical principle, and the object can be observed more clearly and accurately.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.

Claims

1. The utility model provides a lens module, its characterized in that, lens module includes the polylith lens and is used for fixing the frame of polylith lens, the polylith lens divide into at least two sets of lenses, and every group lens includes an at least lens, and the optical axis coincidence of the lens of the same group has predetermined nonzero contained angle and the combined magnification of the lens of different groups is different between the optical axis of the lens of different groups.

2. The lens module as claimed in claim 1, wherein the frame is a hollow straight polygonal column surrounded by a plurality of supporting plates, the bottom surface of the straight polygonal column is rectangular or a regular polygon with an even number of sides, the supporting plates are arranged in pairs to face each other to form side walls, a top wall and a bottom wall of the frame, a mounting hole is formed in the middle of each supporting plate, and one lens is fixed in the mounting hole of at least one of the two opposite supporting plates.

3. The lens module as claimed in claim 1, wherein the frame is a spherical shell, the spherical shell has an even number of mounting holes symmetrically disposed with respect to a center of the sphere, and at least one of the two symmetrically disposed mounting holes has a lens fixed therein.

4. The lens module as claimed in claim 1, wherein the frame is a hollow cylinder, the cylindrical surface of the cylinder has an even number of mounting holes symmetrically disposed with respect to the central axis of the cylinder, the top and bottom surfaces of the cylinder have symmetrically disposed mounting holes, and one lens is fixed in at least one of the two symmetrically disposed mounting holes.

5. The lens module of claim 2, 3 or 4, wherein the lens is secured within each of the mounting holes.

6. The lens module as claimed in claim 2, 3 or 4, wherein a frame is fixed to the periphery of each lens, an external thread is provided on the outer side of the frame, the mounting holes are threaded holes, and each lens is screwed with the mounting holes through the external thread on the frame.

7. The lens module of claim 2, wherein the straight polygonal prism is a regular quadrangular prism, a regular hexagonal prism, or a regular octagonal prism.

8. The lens module of claim 1, wherein each group of lenses has two lenses, and the two lenses of the same group are convex lenses, or one is a convex lens and the other is a concave lens, or one is a convex lens and the other is a planar lens.

9. The lens module of claim 1, wherein each group of lenses has two lenses, and the two lenses of the same group are made of materials having different dispersion ratios.