CN217954841U

CN217954841U - Imaging system and lens structure

Info

Publication number: CN217954841U
Application number: CN202222279749.7U
Authority: CN
Inventors: 黄柏良
Original assignee: Hunan Asei Optical Technology Co ltd
Current assignee: Hunan Asei Optical Technology Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-02
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses an imaging system, including first lens and the second lens that is used for transmitting visible light and infrared light respectively, first lens inlays in the second lens, first lens is shaded to correspond there is first receiving element, a light for receiving through first lens, there is reflection part between first lens and first receiving element, a light for the reflection passes through the second lens, there is the light inlet on the reflection part, the light that supplies to see through first lens passes, reflection part's reflection of light face corresponds there is the second receiving element, a reverberation for receiving reflection part. The imaging system has compact structure, small volume and convenient use and carrying. The first lens is embedded in the second lens, and an expansion groove is formed between the first lens and the second lens and fixedly connected with the first lens through glue. The lens structure integrates two lenses, is convenient to carry and can meet the use requirement of an imaging system.

Description

Imaging system and lens structure

Technical Field

The utility model relates to an imaging device technical field especially relates to an imaging system and lens structure.

Background

The existing imaging device, such as a sighting device, includes a white light lens, an infrared light lens and a receiving module respectively corresponding to the white light lens and the infrared light lens, and because of the influence of a light path and the requirement of arrangement of corresponding parts and overall harmony, the white light lens and the infrared light lens must be separately arranged, but the problem of large volume of the whole imaging device must be caused. In order to avoid the problem of large volume, two sets of imaging devices are usually adopted, one set is a white light imaging device for use in daytime, and the other set is an infrared light imaging device for use at night.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's not enough, provide an overall structure compactness, small and increase the imaging system who uses and convenient to carry nature.

The lens structure integrates the white light lens and the infrared light lens into a whole, is convenient to carry and can meet the use requirement of an imaging system.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides an imaging system, includes first lens and the second lens that is used for transmission visible light and infrared light respectively, first lens is inlayed in the second lens, the backlight face of first lens corresponds and has arranged first receiving element for the light of receiving through first lens, first lens is equipped with reflection part with the interval of first receiving element, is used for the light of reflection transmission second lens, be equipped with the light-transmitting hole on the reflection part, the light that supplies to see through first lens passes, the reflection part's reflection of light face corresponds and has arranged second receiving element for receiving reflection part's reverberation.

As a further improvement of the above technical solution:

and a combination hole is formed in the middle of the second lens, and the first lens is inlaid in the combination hole.

The light facing surface of the first lens is a curved surface protruding outwards.

The second lens is annular, and the light facing surface of the second lens is an outwardly convex cambered surface.

The reflecting component is obliquely arranged relative to the backlight surface of the second lens.

The light-transmitting opening is arranged in the middle of the reflecting component.

The first receiving component is provided with a first filtering component on one side facing the first lens, and the second receiving component is provided with a second filtering component on one side facing the reflecting component.

The imaging system further comprises a display module, and the first receiving part and the second receiving part are both connected with the display module.

An expansion groove is formed between the first lens and the second lens and is fixedly connected through glue.

A lens structure comprises a first lens and a second lens which are used for transmitting visible light and infrared light respectively, wherein the first lens is embedded in the second lens, an expansion groove is formed between the first lens and the second lens, and the first lens and the second lens are fixedly connected through glue.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses an imaging system, in order to solve among the prior art must set up white light lens and the components of a whole that can function independently of infrared light lens and a series of technical problem that bring, creative inlay first lens and second lens as an organic whole to and combine reflecting part's arranging, receive parts distribution in the different position of relative lens with first receiving part and second, reach and make overall structure compact, small and increase the convenience of using and carrying.

The utility model discloses a lens structure integrates white light lens and infrared light lens, convenient to carry and can satisfy imaging system operation requirement.

Drawings

Fig. 1 is a schematic perspective view of a first viewing angle of the imaging system of the present invention.

Fig. 2 is a schematic view of the imaging system of the present invention.

Fig. 3 is a schematic perspective view of a second viewing angle of the lens of the imaging system of the present invention.

Fig. 4 is a schematic view of the combination of lenses of the imaging system of the present invention.

Fig. 5 is a schematic structural diagram of a lens structure of the imaging system of the present invention. The reference numerals in the figures denote:

1. a first lens; 11. a curved surface; 2. a second lens; 21. a combination hole; 22. a cambered surface; 3. a first receiving part; 4. a reflective member; 41. a light-transmitting opening; 5. a second receiving section; 6. a first filter member; 7. a second filtering section; 8. an expansion tank.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific embodiments.

As used in this disclosure and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural unless the context clearly dictates otherwise. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Similarly, the word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The first embodiment is as follows:

fig. 1 to fig. 4 show an embodiment of the imaging system of the present invention, the imaging system includes a first lens 1 and a second lens 2 for transmitting visible light and infrared light respectively, the first lens 1 is embedded in the second lens 2, a first receiving component 3 is arranged in correspondence with a backlight surface of the first lens 1, a light ray passing through the first lens 1 is received, a reflecting component 4 is arranged between the first lens 1 and the first receiving component 3, a light ray passing through the second lens 2 is reflected, a light transmitting opening 41 is arranged on the reflecting component 4, the light ray passing through the first lens 1 passes through, a second receiving component 5 is arranged in correspondence with a light reflecting surface of the reflecting component 4, and the reflected light of the reflecting component 4 is received.

In order to solve a series of technical problems caused by the fact that a white light lens and an infrared light lens are required to be arranged separately in the prior art, the imaging system creatively inlays the first lens 1 and the second lens 2 into a whole, and distributes the first receiving part 3 and the second receiving part 5 in different directions relative to the lenses by combining the arrangement of the reflecting part 4, so that the overall structure is compact, the size is small, and the convenience in use and carrying is increased.

The imaging system is applied to the aiming device as an example, the first lens 1 is used for transmitting infrared light, the second lens 2 is used for transmitting visible light, the aiming device with the imaging system integrates the first lens 1 and the second lens 2 into a whole, can be used in daytime and can be used at night, two aiming devices do not need to be replaced alternately in daytime, and the imaging system is convenient to use and carry.

In this embodiment, the middle portion of the second lens 2 is provided with a combination hole 21, and the first lens 1 is embedded in the combination hole 21. The first lens 1 is used for transmitting infrared light, and the second lens 2 is used for transmitting visible light. The first lens 1 and the second lens 2 are embedded into a whole through the opening, and the assembly is convenient.

In this embodiment, the light facing surface of the first lens 1 is a curved surface 11 protruding outward. Specifically, the curved surface 11 is an aspherical surface.

In this embodiment, the light-facing surface of the second lens 2 is an outwardly convex cambered surface 22. Specifically, the second lens 2 becomes thicker gradually from the outside to the inside. The first lens 1 becomes thicker from the outer periphery toward the center. The thickness of the peripheral side of the first lens 1 is the same as the thickness of the inner side of the second lens 2.

In this embodiment, the second lens 2 is annular. The peripheral side of the first lens 1 is fitted to the inner side of the second lens 2.

In this embodiment, the reflecting member 4 is provided obliquely with respect to the back surface of the second lens 2. The first receiving member 3 is provided at a position where the infrared light transmitted through the first lens 1 is condensed on the first receiving member 3. The second receiving member 5 is disposed at a position such that the visible light transmitted through the second lens 2 is condensed onto the second receiving member 5. Preferably, the centre line of the first receiving part 3 is collinear with the centre line of the first lens 1 and the centre line of the second receiving part 5 is perpendicular to the centre line of the first receiving part 3.

In the present embodiment, the light transmission opening 41 is provided in the middle of the reflecting member 4. Specifically, the light transmission opening 41 is located on the center line of the first lens 1.

In this embodiment, the first receiving part 3 is provided with a first filter part 6 on the side facing the first lens 1. The first filter means 6 is arranged to filter out light waves other than infrared light.

In this embodiment, the second receiving member 5 is provided with a second filter member 7 on a side facing the reflecting member 4. The second filter member 7 serves to filter out light waves other than visible light.

In this embodiment, the imaging system further comprises a display module (not shown in the drawings), to which both the first receiving part 3 and the second receiving part 5 are connected. The display module can display both infrared light images and visible light images, is convenient for observers to observe and use, and has a compact structure and reasonable layout.

The first receiving part 3 and the second receiving part 5 are both photo-imaging devices.

The first lens 1 and the second lens 2 are made of an optical material such as glass or resin.

In other embodiments, as shown in fig. 5, the first lens 1 and the second lens 2 have an expansion groove 8 therebetween and are fixedly connected by glue.

The expansion groove 8 is arranged at the joint of the first lens 1 and the second lens 2, can be arranged on the first lens 1 and also can be arranged on the second lens 2, or the expansion groove 8 is arranged on the first lens 1 and the second lens 2, so that the first lens 1 and the second lens 2 are prevented from being damaged due to mutual extrusion when the first lens 1 and the second lens 2 expand with heat and contract with cold.

Example two:

fig. 5 shows an embodiment of the lens structure of the present invention, the lens structure includes a first lens 1 and a second lens 2 for transmitting visible light and infrared light respectively, the first lens 1 is embedded in the second lens 2, an expansion groove 8 is provided between the first lens 1 and the second lens 2, and the first lens and the second lens are fixedly connected through glue. The two lenses of the first lens 1 and the second lens 2 for transmitting visible light and infrared light are combined into a whole by the lens structure, and the lens structure is relatively split, so that the lens structure is small in occupied space and convenient to carry, and can meet the use requirements of an imaging system.

In this embodiment, the middle portion of the second lens 2 is provided with a combination hole 21, and the first lens 1 is embedded in the combination hole 21. The first lens 1 is used for transmitting infrared light, also called infrared lens, and the second lens 2 is used for transmitting visible light, also called white lens. The first lens 1 and the second lens 2 are embedded into a whole through the opening, and the assembly is convenient.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. An imaging system, characterized by: including first lens (1) and second lens (2) that are used for transmission visible light and infrared light respectively, first lens (1) is inlayed in second lens (2), the shady face of first lens (1) corresponds and has arranged first receiving part (3) for the light of receiving through first lens (1), it is equipped with reflection part (4) to separate between first lens (1) and first receiving part (3) for the light of reflection transmission second lens (2), be equipped with light-permeable opening (41) on reflection part (4), the light that supplies to see through first lens (1) passes, second receiving part (5) have been arranged to the reflection of light face correspondence of reflection part (4) for the reverberation of receiving reflection part (4).

2. The imaging system of claim 1, wherein: the middle part of the second lens (2) is provided with a combination hole (21), and the first lens (1) is inlaid in the combination hole (21).

3. The imaging system of claim 2, wherein: the light facing surface of the first lens (1) is a curved surface (11) which protrudes outwards.

4. The imaging system of claim 3, wherein: the second lens (2) is annular, and the light facing surface of the second lens (2) is an outwardly convex cambered surface (22).

5. The imaging system of claim 1, wherein: the reflecting component (4) is obliquely arranged relative to the backlight surface of the second lens (2).

6. The imaging system of claim 1, wherein: the light-transmitting opening (41) is arranged in the middle of the reflecting component (4).

7. The imaging system of any of claims 1 to 6, wherein: the side of the first receiving part (3) facing the first lens (1) is provided with a first filtering part (6), and the side of the second receiving part (5) facing the reflecting part (4) is provided with a second filtering part (7).

8. The imaging system of any of claims 1 to 6, wherein: the imaging system further comprises a display module, the first receiving part (3) and the second receiving part (5) being connected to the display module.

9. The imaging system of any of claims 1 to 6, wherein: an expansion groove (8) is formed between the first lens (1) and the second lens (2) and is fixedly connected through glue.

10. A lens structure, characterized by: the infrared-reflection-type optical lens comprises a first lens (1) and a second lens (2) which are used for transmitting visible light and infrared light respectively, wherein the first lens (1) is inlaid in the second lens (2), and an expansion groove (8) is formed between the first lens (1) and the second lens (2) and is fixedly connected with the first lens (1) and the second lens (2) through glue.