CN220586364U - Light field camera - Google Patents

Abstract

The utility model discloses a light field camera, which comprises a base and a circular plate, wherein a light field camera body is arranged at one end of the base, a lens is arranged at one end, far away from the base, of the light field camera body, the circular plate is arranged at one end, far away from the base, of the light field camera body, one end of the circular plate is fixedly connected with a rotating rod, one end of the rotating rod is rotationally connected with the outer wall of the light field camera body, a concave ring is arranged at one end of the circular plate, a transverse plate is arranged in the concave ring of the circular plate, one end of the transverse plate is fixedly provided with a rotating button, the rotating button penetrates through the circular plate, and cleaning cotton is arranged at one end, far away from the rotating button, of the transverse plate. When the utility model is used, the transverse plate is manually rotated through the rotary button, and dust attached to the lens is cleaned through the cleaning cotton when the transverse plate is rotated, so that the phenomenon that the surface of the lens is slightly scratched due to friction caused by the fact that people clean the lens by adopting cloth similar to clothes at the side is avoided.

Description

Light field camera

Technical Field

The utility model relates to the technical field of light field cameras, in particular to a light field camera.

Background

The body of the light field camera is similar to that of a general digital camera, but the internal structure of the light field camera is quite different, the light field camera generally captures light rays by a main lens, the light rays are focused on a film or a photoreceptor behind the lens, and the sum of all the light rays forms small points on a photo to display images. Compared with a common camera, the light field camera is provided with a micro lens array which is fully distributed with 9 tens of thousands of micro lenses between a main lens and a photoreceptor, and each micro lens receives light rays from the main lens and then transmits the light rays to the photoreceptor, analyzes focused light rays and converts light ray information, and records the light ray information in a digital mode. The built-in software of the camera operates the enlarged light field, tracks the falling point of each ray on the images with different distances, and can take a perfect picture after digital refocusing.

When the light field camera is used, the aperture size and the depth of field of the lens are reduced, extra light is controlled by the micro lens array, the depth of field of each image is revealed, then the tiny secondary images are projected onto the photoreceptor, the hazy diaphragms around all focused images become clear, the conditions of increasing luminosity, reducing photographing time and starting grains caused by the large aperture of the old camera are maintained, and the light field camera consists of a shell, various lens components and a photographing system.

When the light field camera is used, when dust is attached to the surface of the lens, the shooting is fuzzy, the image is unclear, usually, personnel wipe the dust on the surface of the lens by adopting cloth of clothes, but slight friction scratches appear on the lens due to friction when the cloth is used for wiping, and the service life of the lens is reduced.

Disclosure of Invention

The utility model aims to provide a light field camera, which solves the problems that when the light field camera is used in the background art, when dust is attached to the surface of a lens, shooting is blurred, an image is unclear, usually, a person wipes dust on the surface of the lens by clothing cloth, but when the cloth is used for wiping, slight friction scratches appear on the lens due to friction reasons, and the service life of the lens is shortened.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the light field camera comprises a base and a circular plate, wherein a light field camera body is arranged at one end of the base, and a lens is arranged at one end, far away from the base, of the light field camera body;

the circular plate is arranged at one end of the light field camera body far away from the base, one end of the circular plate is fixedly connected with a rotating rod, one end of the rotating rod is rotationally connected with the outer wall of the light field camera body, and the circular plate can shield the lens when the circular plate rotates around the rotating rod;

concave circle has been seted up to plectane one end, is provided with the diaphragm in the plectane indent circle, and diaphragm one end is fixed with the knob, and the knob runs through in the plectane, diaphragm is kept away from knob one end and is provided with clean cotton.

Preferably, the outer wall of one side of the circular plate is outwards extended to be provided with an arc-shaped convex plate connected with the rotating rod, and the circular plate is rotationally connected with the optical field camera body through the rotating rod.

Preferably, the outer wall of the light field camera body is provided with an anti-slip ring, and the diameter of the anti-slip ring is larger than that of the light field camera body.

Preferably, the periphery of the base is in concave-convex arrangement, and the base is in rectangular arrangement in front view.

Preferably, a plugboard is fixed on one side, far away from the rotating rod, of the circular plate, a connecting plate is fixed on one end, far away from the base, of the outer wall of the light field camera body, and a notch is formed in the connecting plate and used for being connected with the connecting plate after the circular plate rotates. The circular plate rotates and then the inserting plate moves into the notch, the moving plate is inserted into the groove through spring reset, the inserting plate is limited and inserted into the notch through the moving plate, and the firmness of the circular plate at one end of the lens is improved.

Preferably, the plugboard is in an L-shaped arrangement, and the width of the notch is smaller than that of the plugboard.

Preferably, a sliding plug-in structure is formed between the connecting plate and the plug board through a notch, and one end of the connecting plate, which is far away from the light field camera body, and one end of the circular plate, which is far away from the light field camera body, are positioned on the same plane.

Preferably, two guide rods are fixed on the outer wall of the light field camera body in the connecting plate, a moving plate is sleeved outside the two guide rods, and a spring is sleeved outside one guide rod, which is positioned at one end of the moving plate close to the light field camera body.

Preferably, a connecting rod is fixed at one end of the two guide rods, which is far away from the light field camera body, and the connecting rod and the two guide rods are welded into a whole.

Preferably, the movable plate is L-shaped, and a groove is formed at the position of one end of the notch corresponding to the movable plate.

Compared with the prior art, the utility model has the beneficial effects that: firstly, the transverse plate is manually rotated through the rotary button, dust attached to the lens is cleaned through cleaning cotton when the transverse plate rotates, and the phenomenon that the surface of the lens is slightly scratched due to friction caused by the fact that personnel clean the lens by adopting cloth similar to clothes is avoided; secondly, after the lens is impacted by an external sharp object, the lens is damaged in a crack state and can not be used continuously, the lens is shielded by the circular plate, the phenomenon that the lens is damaged after the lens is impacted by the external object is avoided, and the circular plate is not separated from the light field camera.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic view of the deployment structure of the present utility model;

FIG. 3 is a schematic view of the bottom view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

FIG. 6 is a schematic view of a connection structure of a connection plate and a movable plate according to the present utility model;

fig. 7 is a schematic view of the rear view of the circular plate of the present utility model.

In the figure: 1. a base; 2. an anti-slip ring; 3. a rotating rod; 4. a circular plate; 5. a light field camera body; 6. a lens; 7. inserting plate; 8. a connecting plate; 9. a groove; 10. a moving plate; 11. a connecting rod; 12. a guide rod; 13. a spring; 14. a notch; 15. a rotary knob; 16. cleaning cotton; 17. and a transverse plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined or illustrated in one figure, no further detailed discussion or description thereof will be necessary in the following description of the figures.

Referring to fig. 1-7, an embodiment of the present utility model is provided: the light field camera comprises a base 1 and a circular plate 4, wherein a light field camera body 5 is arranged at one end of the base 1, the periphery of the base 1 is in concave-convex arrangement, and the base 1 is in rectangular arrangement. Better dispel the heat to the object in the base 1, increase the thickness at base 1 edge simultaneously, increased the intensity of base 1. The light field camera body 5 is a prior art and will not be described in detail herein. Wherein, the outer wall of light field camera body 5 is provided with anti-skidding circle 2, and the diameter of anti-skidding circle 2 is greater than the diameter of light field camera body 5. The problem of slipping between the hand and the optical field camera body 5 is avoided under the action of the anti-slip ring 2, and the action of the hand on the optical field camera body 5 is affected. A lens 6 is arranged at one end, far away from the base 1, inside the light field camera body 5;

the round plate 4 is arranged at one end of the light field camera body 5 far away from the base 1, one end of the round plate 4 is fixedly connected with the rotary rod 3, one end of the rotary rod 3 is rotationally connected with the outer wall of the light field camera body 5, the rotary rod 3 is formed into a T shape by a transverse round plate and a polished rod, and the transverse round plate of the rotary rod 3 is positioned in a T-shaped hole corresponding to the connection of the outer wall of the light field camera body 5 and the rotary rod 3 and used for shielding the lens 6 when the round plate 4 rotates around the rotary rod 3. The diameter of the circular plate 4 is equal to the diameter of one end, far away from the base 1, of the optical field camera body 5, and the lens 6 is better for fully shielding the lens 6 at one end of the optical field camera body 5. The outer wall of one side of the circular plate 4 is outwards extended to be provided with an arc-shaped convex plate connected with the rotating rod 3, the circular plate 4 is rotationally connected with the light field camera body 5 through the rotating rod 3, and the circular plate 4 is not separated from the light field camera body 5 through the rotating rod 3. The circular plate 4 is not influenced to shade the optical field camera body 5, and meanwhile, the circular plate 4 is not influenced to cause the problem of partial shading obstruction when the optical field camera body 5 is used in the later stage. And one end of the circular plate 4 is fixedly connected with the rotating rod 3, so that the circular plate 4 can be opened in a rotating mode, and the circular plate 4 and the optical field camera body 5 are not required to be separated. The lens 6 is used for shielding the circular plate 4.

When in use, the lens 6 is shielded by the circular plate 4, so that the lens 6 is prevented from being damaged after being impacted by an external object.

A concave ring is arranged at one end of the circular plate 4, a transverse plate 17 is arranged in the concave ring of the circular plate 4, a rotary knob 15 is fixed at one end of the transverse plate 17, the rotary knob 15 penetrates through the circular plate 4, cleaning cotton 16 is arranged at one end, far away from the rotary knob 15, of the transverse plate 17, and the cleaning cotton 16 is used for cleaning dust on the surface of the lens 6; the hand-held rotary knob 15 rotates, the rotary knob 15 drives the transverse plate 17 to rotate, and the cleaning cotton 16 cleans dust on the surface of the lens 6 when the cleaning cotton 16 rotates along with the transverse plate 17 due to the fact that the cleaning cotton 16 is attached to the lens 6. The cleaning cotton 16 can be made of pure cotton cleaning cloth, namely pure cotton, and has soft texture.

The circular plate 4 is fixed with the picture peg 7 far away from the bull stick 3 one side, and light field camera body 5 outer wall is fixed with connecting plate 8 far away from base 1 one end, and has offered breach 14 on the connecting plate 8 for this circular plate 4 is rotatory back picture peg 7 is connected with connecting plate 8. The plugboard 7 slides into the connecting plate 8 through the notch 14, and the connecting plate 8 and the plugboard 7 are spliced. Two guide rods 12 are fixed on the outer wall of the light field camera body 5 in the connecting plate 8, a connecting rod 11 is fixed at one end, far away from the light field camera body 5, of the two guide rods 12, and the connecting rod 11 and the two guide rods 12 are welded integrally. The outside of the two guide rods 12 is sleeved with a moving plate 10, and the two guide rods 12 play a role in guiding the moving plate 10, so that the moving plate 10 stably moves under the action of the two guide rods 12; the moving plate 10 is prevented from moving out of the two guide rods 12 under the action of the connecting rod 11; the moving plate 10 is provided with two through holes for sliding the guide rod 12. A spring 13 is sleeved outside one guide rod 12 at one end of the moving plate 10 close to the light field camera body 5, one end of the spring 13 is abutted against one end of the moving plate 10, and the other end of the spring 13 is abutted against the outside of the light field camera body 5; and the moving plate 10 constitutes a return structure by means of a spring 13. The moving plate 10 is provided in an L-shape so that the hand slides the moving plate 10. A groove 9 is formed at the position of one end of the notch 14 corresponding to the movable plate 10, one end of the movable plate 10 is positioned in the groove 9, and the shielding effect of the movable plate 10 on the plugboard 7 is improved. In addition, since the insert plate 7 is L-shaped, and the width of the notch 14 is smaller than the width of the insert plate 7, the insert plate 7 slides smoothly into the notch 14. The sliding plug-in structure is formed between the connecting plate 8 and the plug-in plate 7 through the notch 14, and one end of the connecting plate 8 far away from the optical field camera body 5 and one end of the circular plate 4 far away from the optical field camera body 5 are positioned on the same plane.

Firstly, the movable plate 10 is manually pulled to enable the movable plate 10 to be far away from the groove 9, at the moment, the circular plate 4 is opened in a rotating mode through the rotating rod 3, the circular plate 4 does not shade the lens 6, and one end of the light field camera body 5 is completely in an exposed state; after the use is finished, the movable plate 10 is pulled firstly, the inserting plate 7 is inserted into the notch 14 when the circular plate 4 rotates, the movable plate 10 is loosened, one end of the movable plate 10 is reset under the action of the spring 13 and inserted into the groove 9, the inserting plate 7 is processed through the movable plate 10 and limited in the notch 14 to be fixed, so that the circular plate 4 is firmly positioned at one end of the light field camera body 5, and the lens 6 is shielded.

Working principle: when in use, the movable plate 10 is pulled firstly, the movable plate 10 is far away from the groove 9, the circular plate 4 is opened in a rotating mode through the rotating rod 3, and then the optical field camera body 5 is used;

secondly, after the use is finished, the movable plate 10 is pulled, the circular plate 4 rotates to one end of the light field camera body 5 through the rotating rod 3, the circular plate 4 shields the lens 6, the circular plate 4 is inserted into the notch 14 after rotating, the movable plate 10 is loosened, one end of the movable plate 10 is reset under the action of the spring 13 to be inserted into the groove 9, and the circular plate 4 is firmly positioned at one end of the light field camera body 5 by limiting the machining of the circular plate 7 in the notch 14 through the movable plate 10; finally, the rotary knob 15 is held, the transverse plate 17 drives the cleaning cotton 16 to rotate when the rotary knob 15 rotates, dust on the surface of the lens 6 is cleaned by the cleaning cotton 16, imaging definition in photographing is improved, and finally the use work of the light field camera is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. A light field camera comprising a base (1) and a circular plate (4), characterized in that: one end of the base (1) is provided with a light field camera body (5), and one end, far away from the base (1), of the light field camera body (5) is provided with a lens (6);

the circular plate (4) is arranged at one end, far away from the base (1), of the light field camera body (5), one end of the circular plate (4) is fixedly connected with the rotating rod (3), one end of the rotating rod (3) is rotationally connected with the outer wall of the light field camera body (5), and the circular plate (4) can shield the lens (6) when the circular plate (4) rotates around the rotating rod (3);

concave circle has been seted up to plectane (4) one end, is provided with diaphragm (17) in this concave circle, and diaphragm (17) one end is fixed with turn button (15), and turn button (15) run through in plectane (4), diaphragm (17) are kept away from turn button (15) one end and are provided with clean cotton (16).

2. A light field camera according to claim 1 wherein: the outer wall of one side of the circular plate (4) is outwards extended to form an arc-shaped convex plate connected with the rotating rod (3), and the circular plate (4) is rotationally connected with the light field camera body (5) through the rotating rod (3).

3. A light field camera according to claim 1 wherein: the outer wall of the light field camera body (5) is provided with an anti-slip ring (2), and the diameter of the anti-slip ring (2) is larger than that of the light field camera body (5).

4. A light field camera according to claim 1 wherein: the periphery of the base (1) is in concave-convex type, and the base (1) is in rectangular arrangement.

5. A light field camera according to claim 1 wherein: the circular plate (4) is fixed with the picture peg (7) on one side away from bull stick (3), light field camera body (5) outer wall is kept away from base (1) one end and is fixed with connecting plate (8), and has seted up breach (14) on connecting plate (8) for picture peg (7) are connected with connecting plate (8) after this circular plate (4) is rotatory.

6. The light field camera of claim 5 wherein: the plugboard (7) is L-shaped, and the width of the notch (14) is smaller than the width of the plugboard (7).

7. The light field camera of claim 5 wherein: the sliding plug-in structure is formed between the connecting plate (8) and the plug board (7) through the notch (14), and one end of the connecting plate (8) far away from the light field camera body (5) and one end of the circular plate (4) far away from the light field camera body (5) are positioned on the same plane.

8. The light field camera of claim 5 wherein: two guide rods (12) are fixed on the outer wall of the light field camera body (5) in the connecting plate (8), a moving plate (10) is sleeved outside the two guide rods (12), and a spring (13) is sleeved outside one guide rod (12) at one end of the moving plate (10) close to the light field camera body (5).

9. The light field camera of claim 8 wherein: one end of the two guide rods (12) far away from the light field camera body (5) is fixedly provided with a connecting rod (11), and the connecting rod (11) and the two guide rods (12) are welded together.

10. The light field camera of claim 8 wherein: the movable plate (10) is L-shaped, and a groove (9) is formed in the position, corresponding to the movable plate (10), of one end of the notch (14).