Optical lens and camera

Abstract

The utility model belongs to the technical field of optical products, and discloses an optical lens and a camera. The optical lens comprises a main cylinder structure, a base and an adjusting ring. Wherein the main cylinder structure comprises a main cylinder; the base is detachably connected with the end face of the first end of the main cylinder through a connecting piece. The adjusting ring is in threaded connection with the outer circle face of the first end of the main cylinder, and the base is further connected with the adjusting ring through a fastener. According to the optical lens, the adjusting ring is in threaded connection with the outer circular surface of the end part of the first end of the main cylinder, and is also connected with the base through the fastener, so that the base can be driven to move and adjust along the axis direction of the main cylinder by rotating the adjusting ring only when the connecting piece is disassembled, post focusing can be realized without disassembling the base, the operation is simple, and the user experience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical product technical field especially, relate to an optical lens and camera. BACKGROUND

[0002] In the field of optical products, the requirement of convenience is higher and higher, and the optical lens is an important component in the camera, and the convenience of use plays a vital role in the user experience. The existing optical lens adjusts the back focus by replacing the thickness or quantity of the back focus gasket arranged between the base and the main cylinder, which needs to disassemble the base and replace the back focus gasket to realize the adjustment of the back focus, and the operation process is complicated, which reduces the user experience. SUMMARY

[0003] The utility model discloses a kind of optical lens and camera, so that back focus adjustment is more convenient, improve user experience.

[0004] To achieve this purpose, the utility model adopts the following technical scheme:

[0005] Optical lens, comprising:

[0006] Main cylinder structure, comprising main cylinder;

[0007] Base, with the end face of the first end of the main cylinder is detachably connected by connecting piece;

[0008] Adjusting ring, with the outer circular surface of the end of the first end of the main cylinder is screwed, and the base is also connected with the adjusting ring by fastener;

[0009] The adjusting ring can drive the base to move along the axis direction of the main cylinder when rotating.

[0010] As an optional scheme, the outer circular surface of the base is provided with annular groove, the outer circular surface of the adjusting ring is provided with fastening hole, the adjusting ring is sleeved on the base, the fastener is arranged in the fastening hole and extends into the annular groove, and the fastener can abut against the inner wall of the annular groove.

[0011] As an optional scheme, the inner circular surface of the adjusting ring is provided with annular vertical plate perpendicular to the axis of the adjusting ring, and the side of the base close to the main cylinder abuts against the annular vertical plate.

[0012] As an optional scheme, the edge of the annular vertical plate is provided with annular horizontal plate perpendicular to the annular vertical plate, the inner circular surface of the annular horizontal plate is provided with internal thread, and the outer circular surface of the end of the first end of the main cylinder is provided with external thread matched with the internal thread.

[0013] As an option, the annular transverse plate extends towards the direction away from the main cylinder, the base is provided with a sink near the side surface of the main cylinder, and the annular transverse plate extends into the sink.

[0014] As an option, the cross-sectional width of the annular groove gradually decreases from the opening of the annular groove to the root of the annular groove.

[0015] As an option, the fastener is a wave bead screw, the fastening hole is a first threaded hole, the wave bead screw is screwed into the first threaded hole and extends into the annular groove.

[0016] As an option, the outer circular surface of the adjusting ring is provided with a plurality of spaced-apart fastening holes, the fastener is provided in plurality, the plurality of fasteners are arranged in one-to-one correspondence with the plurality of fastening holes, and the plurality of fasteners are respectively arranged in the plurality of fastening holes and extend into the annular groove.

[0017] As an option, the end surface of the first end of the main cylinder is provided with a second threaded hole, the base is provided with a through hole corresponding to the second threaded hole, the connecting piece is a screw, and the screw is arranged in the through hole and screwed into the second threaded hole.

[0018] A camera comprising a camera body and the optical lens in any of the above-mentioned options, wherein the base of the optical lens is connected with the camera body.

[0019] The optical lens has the advantages that:

[0020] The optical lens provided by the utility model has the advantages that the adjusting ring is threadedly connected with the end surface of the first end of the main cylinder, and is further connected with the base through the fastener, so that the base can be moved along the axial direction of the main cylinder by rotating the adjusting ring only when the connecting piece is disassembled, rear focusing can be realized without disassembling the base, the operation is simple, and the user experience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structural schematic view of the optical lens provided by the utility model embodiment;

[0022] Figure 2 is a sectional view of the optical lens provided by the utility model embodiment;

[0023] Figure 3 is a sectional view of the base and the adjusting ring;

[0024] Figure 4 is a structural schematic view of the adjusting ring;

[0025] Figure 5 is a structural schematic view of the base.

[0026] In the figure:

[0027] 1, main cylinder structure; 11, main cylinder; 12, mirror frame group one; 13, mirror frame group two; 14, aperture assembly; 15, filter ring; 16, inner adjusting ring; 17, object adjusting ring; 18, spacing ring; 19, light adjusting ring;

[0028] 2, base; 21, connecting piece; 22, annular groove; 23, sink; 24, through hole;

[0029] 3, adjusting ring; 31, fastener; 32, fastening hole; 33, annular vertical plate; 34, annular horizontal plate. DETAILED DESCRIPTION

[0030] The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar parts or parts having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0031] In the description of the present application, unless explicitly defined and limited otherwise, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] In the description of the present application, unless explicitly defined and limited otherwise, the first feature "on" or "below" the second feature can include that the first feature and the second feature are in direct contact, or that the first feature and the second feature are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0033] The technical scheme of the present application will be further illustrated below by combining the drawings and through the specific embodiments.

[0034] As Figures 1-5As shown, the utility model embodiment provides a kind of optical lens, it includes main cylinder structure 1, pedestal 2 and adjusting ring 3.Wherein, main cylinder structure 1 includes main cylinder 11;Pedestal 2 and the end face of the first end of main cylinder 11 are detachably connected by connecting piece 21;Adjusting ring 3 and the outer circular surface of the end of the first end of main cylinder 11 are threadedly connected, and pedestal 2 is also connected with adjusting ring 3 by fastener 31.

[0035] The optical lens is adjusted after the process of needing focus: first, disconnecting piece 21 is disassembled so that pedestal 2 and main cylinder 11 can be separated;Then rotating adjusting ring 3, since adjusting ring 3 and pedestal 2 are connected by fastener 31, when rotating adjusting ring 3, it can drive pedestal 2 to rotate simultaneously and can follow adjusting ring 3 to move along the axial direction of main cylinder 11, to realize the purpose of adjusting pedestal 2;When adjusting to the position needed, since pedestal 2 also rotates simultaneously with adjusting ring 3, at this time, fastener 31 can be loosened, and pedestal 2 is rotated alone, the angle between pedestal 2 and main cylinder 11 is adjusted, so that first connecting piece 21 can connect pedestal 2 and main cylinder 11 again, and the focusing is completed.After all, when rotating pedestal 2, the displacement between pedestal 2 and adjusting ring 3 along the axial direction of main cylinder 11 does not change.

[0036] The optical lens is connected with the outer circular surface of the end of the first end of main cylinder 11 by adjusting ring 3, and is also connected with pedestal 2 by fastener 31, which realizes that only when disconnecting piece 21 is disassembled, rotating adjusting ring 3 can drive pedestal 2 to move along the axial direction of main cylinder 11 for adjustment, without disassembling pedestal 2, the after focusing can be realized, the operation is simple, and the user experience is improved.

[0037] Optionally, as Figures 3-5 As shown, the outer circular surface of pedestal 2 is provided with annular groove 22, the outer circular surface of adjusting ring 3 is provided with fastening hole 32, adjusting ring 3 is sleeved on the outside of pedestal 2, fastener 31 is arranged in fastening hole 32 and extends into annular groove 22, and fastener 31 can abut against the inner wall of annular groove 22, so that pedestal 2 and adjusting ring 3 are fixed as a whole by fastener 31.When pedestal 2 needs to be adjusted, disconnecting piece 21 is disassembled, since pedestal 2 and adjusting ring 3 are fixed as a whole, rotating adjusting ring 3 can drive pedestal 2 to act simultaneously, and when adjusted to the position needed, fastener 31 can be loosened, at this time, fastener 31 still extends into annular groove 22, at this time, pedestal 2 can rotate freely, but will not fall due to the limiting effect of fastener 31, so that the operation is more convenient.

[0038] Optionally, the inner circumferential surface of the adjusting ring 3 is provided with an annular vertical plate 33 perpendicular to the axis of the adjusting ring 3, the axis of the adjusting ring 3 coincides with the axis of the main cylinder 11, when the base 2 is fixed with the adjusting ring 3, the adjusting ring 3 is sleeved on the base 2 first, so that the base 2 abuts against the annular vertical plate 33 to limit the position of the base 2, then the fastener 31 is used to fix the adjusting ring 3 and the base 2 as a whole, the annular vertical plate 33 makes the connection of the base 2 and the adjusting ring 3 convenient.

[0039] Further, the edge of the annular vertical plate 33 is provided with an annular horizontal plate 34 perpendicular to the annular vertical plate 33, the inner circumferential surface of the annular horizontal plate 34 is provided with an internal thread, and the outer circumferential surface of the end of the first end of the main cylinder 11 is provided with an external thread matched with the internal thread, which realizes the threaded connection of the adjusting ring 3 and the main cylinder 11.

[0040] Optionally, the annular horizontal plate 34 extends away from the main cylinder 11, the side surface of the base 2 close to the main cylinder 11 is provided with a sink 23, and the annular horizontal plate 34 extends into the sink 23, which makes the annular horizontal plate 34 extend into the sink 23 by providing the sink 23 on the base 2, improves the compactness of the structure without affecting the stability of the connection between the adjusting ring 3 and the main cylinder 11.

[0041] Optionally, the cross-sectional width of the annular groove 22 gradually decreases from the opening of the annular groove 22 to the root of the annular groove 22, which makes the fastener 31 smoothly extend into the annular groove 22 by setting the annular groove 22 as an opening large and a root small structure.

[0042] In the embodiment, as shown in Figure 2 the fastener 31 is a wave bead screw, the fastening hole 32 is a first threaded hole, the wave bead screw is screwed into the first threaded hole and extends into the annular groove 22, the wave bead screw is composed of a stud, a spring and a steel ball, and the steel ball of the wave bead screw elastically abuts against the inner wall of the annular groove 22, which can prevent damage to the base 2.

[0043] Optionally, the outer circumferential surface of the adjusting ring 3 is provided with a plurality of spaced-apart fastening holes 32, the fastener 31 is provided with a plurality of fastening holes 32, the plurality of fastening holes 32 are one-to-one corresponding to the plurality of fastening holes 32, and the plurality of fastening holes 32 are respectively provided with a plurality of fastening holes 32 and extend into the annular groove 22. The plurality of fastening holes 32 are fixed as a whole to make the structure stable.

[0044] Optionally, the end surface of the first end of the main cylinder 11 is provided with a second threaded hole, the base 2 is provided with a through hole 24 corresponding to the second threaded hole, and the connecting piece 21 is a screw, which is screwed into the through hole 24 and screwed into the second threaded hole, which makes the disassembly of the base 2 and the main cylinder 11 more convenient.

[0045] Further, the second threaded holes, the through holes 24 and the connecting pieces 21 are provided in plurality one by one, and the plurality of first connecting pieces 21 are respectively threaded in the plurality of through holes 24 and are screwed in the corresponding second threaded holes.

[0046] Specifically, referring back to Figure 1 As shown in the drawings, the main barrel structure 1 further comprises a mirror frame group one 12, a mirror frame group two 13, an aperture assembly 14, a filter adapter ring 15, an inner adjusting ring 16, an object adjusting ring 17, a spacer ring 18 and a light adjusting ring 19. The mirror frame group one 12 and the mirror frame group two 13 are arranged in the main barrel 11 to participate in imaging and form an optical system, and the aperture assembly 14 is arranged in the main barrel 11 and between the mirror frame group one 12 and the mirror frame group two 13; the filter adapter ring 15 is arranged at the second end of the main barrel 11, and the filter adapter ring 15 is used for mounting a filter; the light adjusting ring 19 and the object adjusting ring 17 are rotatably sleeved outside the main barrel 11, the spacer ring 18 is rotatably sleeved outside the main barrel 11 and between the light adjusting ring 19 and the object adjusting ring 17, and the inner adjusting ring 16 is rotatably sleeved outside the main barrel 11 and in the object adjusting ring 17; rotating the object adjusting ring 17 can drive the inner adjusting ring 16 to move the mirror frame group two 13; the aperture assembly 14 is matched with the light adjusting ring 19 through a light adjusting guide pin, and rotating the light adjusting ring 19 can adjust the aperture assembly 14 to control the size of the aperture.

[0047] The utility model embodiment further provides a camera, including camera main part and above-mentioned optical lens, base 2 with camera main part connects.

[0048] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not the limitation of the implementation mode of the utility model. For ordinary skilled person in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the implementation modes. Any modification, equivalent replacement and improvement, etc. made in the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. An optical lens characterized in that, The application relates to a main barrel structure (1) comprising a main barrel (11), a base (2) detachably connected with the end face of the first end of the main barrel (11) through a connecting piece (21), and an adjusting ring (3) threadedly connected with the outer circumferential face of the end of the first end of the main barrel (11), and the base (2) is further connected with the adjusting ring (3) through a fastener (31). When the adjusting ring (3) rotates, the base (2) can be driven to move along the axial direction of the main barrel (11). The outer circumferential face of the base (2) is provided with an annular groove (22), the outer circumferential face of the adjusting ring (3) is provided with a fastening hole (32), the adjusting ring (3) is sleeved on the outside of the base (2), the fastener (31) is arranged in the fastening hole (32) and extends into the annular groove (22), and the fastener (31) can abut against the inner wall of the annular groove (22). The inner circumferential face of the adjusting ring (3) is provided with an annular vertical plate (33) perpendicular to the axis of the adjusting ring (3), and the side of the base (2) close to the main barrel (11) abuts against the annular vertical plate (33). The edge of the annular vertical plate (33) is provided with an annular horizontal plate (34) perpendicular to the annular vertical plate (33), the inner circumferential face of the annular horizontal plate (34) is provided with an internal thread, and the outer circumferential face of the end of the first end of the main barrel (11) is provided with an external thread matched with the internal thread.

2. The optical lens of claim 1, wherein, The annular horizontal plate (34) extends away from the main barrel (11), the side of the base (2) close to the main barrel (11) is provided with a sunken groove (23), and the annular horizontal plate (34) extends into the sunken groove (23).

3. The optical lens of claim 2, wherein, The cross-sectional width of the annular groove (22) gradually decreases from the opening of the annular groove (22) to the root of the annular groove (22).

4. The optical lens of claim 3, wherein, The fastener (31) is a wave bead screw, the fastening hole (32) is a first threaded hole, and the wave bead screw is screwed into the first threaded hole and extends into the annular groove (22).

5. The optical lens of claim 4, wherein, The outer circumferential face of the adjusting ring (3) is provided with a plurality of spaced-apart fastening holes (32), and the fastener (31) is provided with a plurality of fasteners (31) corresponding to the plurality of fastening holes (32), respectively.

6. The optical lens of claim 2, wherein, The end face of the first end of the main barrel (11) is provided with a second threaded hole, the base (2) is provided with a through hole (24) corresponding to the second threaded hole, the connecting piece (21) is a screw, and the screw is arranged in the through hole (24) and screwed into the second threaded hole.

7. The optical lens of claim 2, wherein, The application further relates to a camera body and the optical lens of any one of claims 1-9, and the base (2) of the optical lens is connected with the camera body.

8. The optical lens of claim 2, wherein, ​ 9. The optical lens of claim 1, wherein, ​ 10. A camera characterized by, ​

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