CN112835248A

CN112835248A - Lens device and photographing apparatus

Info

Publication number: CN112835248A
Application number: CN202110004950.1A
Authority: CN
Inventors: 普雷姆·桑杰·乌桑丹
Original assignee: Pu LeimuSangjieWusangdan; Zeus Mobile Pte Ltd
Current assignee: Pu LeimuSangjieWusangdan; Zeus Mobile Pte Ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-05-25
Anticipated expiration: 2041-01-04
Also published as: CN112835248B

Abstract

The invention relates to a lens device and photographing equipment, which comprise a lens component, an adaptive connecting piece and a limiting part; the lens component is provided with an axial direction and a circumferential direction opposite to the axial direction, a plurality of positioning pieces are arranged at one axial end of the lens component along the circumferential direction, the adaptive connecting piece is provided with a mounting groove adaptive to one axial end of the lens component, a plurality of limiting parts are arranged on the groove wall of the mounting groove at intervals along the circumferential direction, and a notch capable of accommodating the positioning pieces is formed between every two adjacent limiting parts; one side, away from the lens component, of the limiting part is provided with an abutting part clamped with the positioning part along the axis of the mounting groove, and the lens component is configured to be capable of rotating around the axis of the mounting groove in an operable mode so that the abutting part is clamped with the positioning part; so, through putting into the breach with the setting element, later rotatory around the axis of mounting groove with the camera lens subassembly for butt piece and setting element joint have realized the swift connection and the fixing of camera lens subassembly with the adapting piece, make the simple structure of camera lens device, and the installation effectiveness is higher.

Description

Lens device and photographing apparatus

Technical Field

The present invention relates to the field of imaging technologies, and in particular, to a lens device and a photographing apparatus.

Background

With the rapid development of electronic technology, the functions of electronic products are also more and more powerful, for example: the smart phone has the functions of photographing and shooting at the same time. The shooting image quality of the smart phone in the current market is remarkably improved, but the lens of the smart phone is usually fixed and is not convenient to replace, so that the shooting effect is limited.

In order to realize shooting with higher requirements, a professional camera module lens is externally connected to the original camera part of the smart phone, and therefore the shooting image quality of the smart phone is improved.

By adopting the mode of externally connecting the camera module lens on the intelligent mobile phone shell, the intelligent mobile phone and the camera module lens need to be aligned and fixed in time, and the problems of low connection and installation efficiency exist.

Disclosure of Invention

Therefore, the lens device and the photographing equipment which are convenient and efficient to install are needed to solve the problems that the traditional photographing equipment is connected with an external camera module lens and the installation efficiency is low.

A lens apparatus, comprising:

the lens assembly is provided with an axial direction and a circumferential direction opposite to the axial direction, and a plurality of positioning pieces are arranged at one axial end of the lens assembly along the circumferential direction;

the adaptive connecting piece is provided with a mounting groove adaptive to one axial end of the lens component, a plurality of limiting parts are circumferentially arranged on the groove wall of the mounting groove at intervals, and a notch allowing the positioning piece to penetrate out is formed between every two adjacent limiting parts;

along the axial direction of the mounting groove, one side of the limiting part, which is far away from the lens component, is provided with a butting part which is used for being clamped with the positioning part;

the lens assembly is configured to be capable of rotating around the axis of the mounting groove in an operable mode so that the abutting piece is clamped with the positioning piece.

In one embodiment, the positioning members correspond to the abutting members one to one.

In one embodiment, the distance between any two adjacent limiting parts is equal along the circumferential direction of the mounting groove.

In one embodiment, the abutting piece comprises a first abutting block and a second abutting block which are arranged at intervals;

the first butt joint block and the second butt joint block are constructed to be capable of clamping the positioning piece at a fixing position formed between the first butt joint block and the second butt joint block.

In one embodiment, the limiting part has a first surface and a second surface which are arranged oppositely along the axial direction of the mounting groove;

the first limiting block and the second limiting block are arranged on the second face, and the positioning piece can penetrate through the notch along the direction of the first face pointing to the second face.

In one embodiment, the first stopper is configured to maintain elastic contact with the positioning member during the process of screwing the positioning member into the fixing position.

In one embodiment, the number of the positioning parts and the number of the limiting parts are three;

the lens component rotates 75 degrees clockwise along the circumferential direction, and the abutting part is clamped with the positioning part.

In one embodiment, the lens assembly includes a lens body and a lens set, the positioning element is disposed at an axial end of the lens body, and the lens set is disposed in the lens body for obtaining image information.

In one embodiment, the lens assembly further comprises a magnetic filter element and a magnetic cover, wherein the magnetic filter element is configured to filter image information acquired by the lens assembly;

along lens subassembly axial direction, magnetism filter lens spare reaches the magnetism lid install in the camera lens body keeps away from one side of setting element, the magnetism lid cover in on the magnetism filter lens spare.

According to another aspect of the present invention, there is provided a photographing apparatus including the lens device described in any of the above embodiments.

Above-mentioned camera lens device and equipment of shooing through putting into the breach with the setting element, later through rotatory with the camera lens subassembly around the axis of mounting groove for butt piece and setting element joint have realized the swift connection and the fixing of camera lens subassembly with the adapting connection piece, make camera lens device's simple structure, and the installation effectiveness is higher.

Drawings

Fig. 1 is an isometric view of a lens apparatus according to an embodiment of the invention;

FIG. 2 is a front view of a first perspective of the lens device adapter connector shown in FIG. 1;

FIG. 3 is an isometric view of the lens device adapter connector shown in FIG. 1 from a first perspective;

FIG. 4 is an isometric view of a second viewing angle, opposite the first viewing angle, of the lens device adapter connector shown in FIG. 1;

FIG. 5 is an isometric view of the lens assembly of the lens device shown in FIG. 1;

fig. 6 is an exploded view of the lens assembly of the lens device shown in fig. 1;

fig. 7 is a cross-sectional exploded view of the lens apparatus shown in fig. 1;

FIG. 8 is an isometric view of the lens device adapter connector and lens assembly shown in FIG. 1 in a positioned state;

FIG. 9 is an isometric view of the lens device adapter connector and lens assembly shown in FIG. 1 in an intermediate state;

FIG. 10 is an isometric view of the lens device adapter connector and lens assembly shown in FIG. 1 in a secured state;

FIG. 11 is an isometric view of a photographing apparatus according to another embodiment of the invention;

FIG. 12 is an exploded view of the photographing apparatus provided in FIG. 11;

fig. 13 is an isometric view of the camera device housing provided in fig. 11.

Reference numerals: 100. a lens device; 10. a lens assembly; 11. a lens body; 12. a positioning member; 13. a lens group; 14. a magnetic filter element; 141. a first rubber pad; 142. a first magnet; 143. a first aluminum ring; 144. a filter lens; 145. a stainless iron ring; 146. a first frame body; 15. a magnetic cover; 151. a second rubber pad; 152. a second magnet; 153. a second aluminum ring; 154. a mirror surface stainless iron sheet; 155. a second frame body; 20. adapting the connecting piece; 21. adapting the connector body; 22. mounting grooves; 23. a functional hole; 24. an installation part; 25. a notch; 30. a limiting part; 31. a first side; 32. a second face; 321. a guide groove; 322. fixing the position; 33. an abutting member; 331. a first stopper; 332. a second limiting block; 200. a photographing device; 210. an apparatus body; 220. a housing.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 3, a lens device 100 according to an embodiment of the present invention includes a lens assembly 10, an adaptive connector 20, and a position-limiting portion 30.

The lens component 10 has axial and relative axial circumference, one axial end of the lens component 10 is provided with a plurality of positioning pieces 12 along the circumference, the adapting connecting piece 20 is provided with a mounting groove 22 which is matched with one axial end of the lens component 10 in size and dimension, a plurality of limiting parts 30 are arranged on the groove wall of the mounting groove 22 at intervals along the circumference, and a gap 25 which can accommodate the positioning piece 12 is formed between the adjacent limiting parts 30; along the axis of the mounting groove 22, one side of the limiting part 30 facing away from the lens assembly 10 is provided with an abutting part 33 clamped with the positioning part 12, and the lens assembly 10 is configured to be capable of rotating around the axis of the mounting groove 22 in an operable manner, so that the abutting part 33 is clamped with the positioning part 12; thus, the positioning piece 12 is placed into the notch 25, and then the lens assembly 10 is rotated around the axis of the mounting groove 22, so that the abutting piece 33 is connected with the positioning piece 12 in a clamping manner, the lens assembly 10 is quickly connected and fixed with the adapting connecting piece 20, the structure of the lens device 100 is simple, and the mounting efficiency is higher.

In one embodiment, the number of the positioning members 12 and the limiting portions 30 is the same, and the distance between every two adjacent limiting portions 30 is equal along the axial direction of the installation groove 22; the positioning pieces 12 and the abutting pieces 33 are arranged in a one-to-one correspondence manner, so that the positioning pieces 10 are required to be equal in circumferential rotation angle along the mounting groove 22 from being placed into the notch 25 to being clamped on the limiting portions 30, a plurality of positioning pieces 12 on the lens assembly 10 can be simultaneously clamped by a plurality of limiting portions 30 which are correspondingly arranged, and the lens assembly 10 can be effectively fixed.

In one embodiment, as shown in fig. 4 to 7, the lens assembly 10 includes a lens body 11 and a lens set 13, the lens set 13 is disposed in the lens body and can acquire image information, and is an important component of the lens assembly 10 for implementing a shooting function, the positioning member 12 is disposed at an axial end of the lens body 11, and the lens assembly 10 is mounted in the mounting groove 22 of the adapter 20 through the positioning member 12 and is clamped on the limiting portion 30.

It should be noted that each mounting groove 22 is disposed corresponding to one lens assembly 10, and therefore, in practical installation, a plurality of mounting grooves 22 may be formed in the adapting connector 20 as required, so as to adapt to lens assemblies 10 with different lenses, and achieve multiple imaging requirements.

In one embodiment, the lens assembly 10 further includes a magnetic filter 14 and a magnetic cover 15, the magnetic filter 14 being configured to filter image information captured by the lens group 13; along the axial direction of the lens assembly 10, the magnetic filter element 14 and the magnetic cover 15 are covered and mounted on one side of the lens body 11 away from the positioning element 12, and the magnetic cover 15 is covered on the magnetic filter element 14; the magnetic filter 14 can perform the functions of filtering light and filtering color, so as to ensure that the image information shot by the lens assembly 10 through the lens group 13 can be further processed, thereby improving the quality of the pictures and videos; meanwhile, due to the magnetic effects of the magnetic filter component 14 and the magnetic cover 15, the lens assembly 10 can be easily and quickly mounted and dismounted, and the assembling efficiency of the lens assembly 10 is improved while the quality of image information formed by the lens assembly 10 is improved.

Further, the magnetic filter 14 includes a first rubber pad 141, a first magnet 142, a first aluminum ring 143, a filter 144, a stainless iron ring 145 and a first frame 146, the first rubber pad 141, the first magnet 142, the first aluminum ring 143 and the filter 144 are sequentially mounted on the first frame 146, and the stainless iron ring 145 is mounted on a side of the first frame 146 away from the lens body 11 and close to the magnetic cover 15; the filter sheet 144 may include a filter and a color filter; the introduction of the first magnet 142, which makes the first frame 146 magnetic after being assembled, forms the magnetic filter 14 that can be magnetically mounted on the lens body 11.

Further, the magnetic cover 15 includes a second rubber pad 151, a second magnet 152, a second aluminum ring 153, a mirror surface stainless iron sheet 154 and a second frame 155, and the second rubber pad 151, the second magnet 152, the second aluminum ring 153 and the mirror surface stainless iron sheet 154 are sequentially mounted on the second frame 155; the introduction of the second magnet 152, which makes the second frame 155 magnetic after being assembled, forms a magnetic cover 15 that can be magnetically covered on the magnetic filter 14, and seals and protects the internal structure of the lens assembly 10 from water and dust.

In one embodiment, as shown in fig. 8 to 10, the notch 25 is communicated with the mounting groove 22, so that when the positioning member 12 is placed in the notch 25, the lens assembly 10 is placed in the mounting groove 22, and the positioning member 12 is directly placed in alignment with the notch 25, thereby improving the alignment and installation efficiency of the lens assembly 10 and the adapter 20.

In one embodiment, the abutting member 33 includes a first abutting block 331 and a second abutting block 332 disposed at an interval, and two sides of the positioning member 12 can abut against the first abutting block 331 and the second abutting block 332, respectively, so that the positioning member 12 is clamped to the fixing position 322 formed between the first abutting block 331 and the second abutting block 332, and the lens assembly 10 is fixed in the mounting groove 22.

In one embodiment, the position-limiting portion 30 has a first surface 31 and a second surface 32 opposite to each other along the axial direction of the mounting groove 22, the first position-limiting block 331 and the second position-limiting block 332 are disposed on the second surface 32, and the lens assembly 10 can pass through the notch 25 from a side close to the first surface 31 and along a direction from the first surface 31 to the second surface 32, so that the lens assembly 10 is placed in the mounting groove 22.

In one embodiment, a guide groove 321 is formed on the second surface 32 along the circumferential direction of the mounting groove 22 on the side of the first stopper 331 away from the second stopper 332, and the positioning element 12 can move along the circumferential direction thereof in the guide groove 321 and pass over the surface of the first stopper 331 until the positioning element side 12 abuts against the second stopper 332, at which time the positioning element 12 is rotated from the positioning state at the notch 25 position to the fixed state clamped on the fixing position 322 on the stopper 30.

It should be noted that during the process of rotating the positioning member 12 into the fixing position 322, the first stopper 331 and the positioning member 12 are in elastic contact until the positioning member 12 is completely rotated into the fixing position 322.

Further, breach 25 and setting element 12 size shape phase-match, when the installation of actual counterpoint, if put into mounting groove 22 with setting element 12 of lens subassembly 10 at will, and do not adopt and install the mode of breach 25 and setting element 12 alignment, then spacing portion 30 first face 31 will play the effect of blockking to setting element 12, can carry out the prerotation to lens subassembly 10 this moment, make setting element 12 break away from first face 31, pass breach 25, and then carry out subsequent rotation operation again, and so, the installation effectiveness of lens subassembly 10 and setting element 12 has further been improved, need not spend more time again and carry out alignment between them.

In one embodiment, the lens assembly 10 and the limiting portion 30 are three, and the lens assembly 10 needs to rotate clockwise by 75 ° from the positioning member 12 passing through the notch 25 along the direction from the first surface 31 to the second surface 32 to form a positioning state until the positioning member 12 is clamped in the fixing position 322 to form a fixing state.

Further, as shown in fig. 8, the lens assembly 10 can be placed into the mounting groove 22 from a side close to the first surface 31, and the lens assembly 10 is pre-rotated so that the positioning member 12 passes through the notch 25 along a direction in which the first surface 31 points to the second surface 32, and the lens assembly 10 and the adapting connector 20 are in the positioning state shown in fig. 8, and the lens assembly 10 is not fixed and can be arbitrarily taken up from the mounting groove 22 along the axial direction of the mounting groove 22.

Further, as shown in fig. 9, the lens assembly 10 is rotated clockwise as indicated by an arrow shown in fig. 9, so that the positioning member 12 moves from the notch 25 to the guide groove 321, and under the guiding action of the guide groove 321, the positioning member 12 moves to a direction close to the first stopper 331, and at this time, the lens assembly 10 and the adapter 20 are in an intermediate state, that is, the lens assembly is switched from the positioning state to the fixing state.

Further, as shown in fig. 10, the lens assembly 10 continues to rotate, when the lens assembly 10 grabs the surface of the first stopper 331 and reaches a state of abutting against the second stopper 332, the first stopper 331 and the second stopper 332 abut against two sides of the positioning element 12 respectively, so as to clamp the lens assembly 10, and the positioning element 12 is placed on the fixing position 322; at this time, the lens assembly 10 and the adapting connector 20 are fixed by the limiting portion 30, the lens assembly 10 and the adapting connector 20 are in a fixed state in fig. 10, and the lens assembly 10 and the adapting connector 20 are fixedly connected.

It should be noted that the rotation angles provided in the above embodiments are calculated in a targeted manner for the case that three positioning elements 12 and three limiting portions 30 are respectively provided in the above embodiments; if the positioning members 12 and the stopper portions 30 are designed in other numbers, the angle of rotation required for switching from the positioning state to the fixing state needs to be calculated according to actual conditions.

Specifically, since the stopper portion 30 is provided in plurality at equal intervals in the axial direction of the mounting groove 22, in other embodiments, the angle of rotation required to switch from the positioning state to the fixing state is less than 90 degrees; that is, in the lens device 100 provided by the present invention, the lens assembly 10 only needs to rotate along its own circumference by an angle smaller than half a circle circumference, so as to realize the conversion between the positioning state and the fixing state between the lens assembly 10 and the adapter 20.

In one embodiment, the adapting connector 20 includes an adapting connector body 21 and a mounting portion 24, the mounting groove 22 is opened on the adapting connector body 21, the mounting portion 24 is surrounded on the periphery of the adapting connector body 21, the lens device 100 provided by the present invention can be clamped to other devices through the mounting portion 24, and then a professional lens device 100 with higher quality is provided for the other devices.

According to another aspect of the present invention, in combination with the above embodiments and fig. 10 to 12, there is provided a photographing apparatus 200, wherein the photographing apparatus 200 uses the lens device 100 proposed in any one of the above embodiments to take a photo or a video.

In one embodiment, the photographing apparatus 200 includes an apparatus body 210, a housing 220 is provided outside the apparatus body 210, a mounting hole 230 matching with the size and shape of the mounting portion 24 of the adapting connector 20 is formed on the housing 220, and the mounting portion 24 can be embedded in the mounting hole 230 to provide an external lens device 100 for the apparatus body 210, so as to form a clearer and professional photographing apparatus 200.

It should be noted that, compared with the traditional installation method of the externally connected camera module lens, the lens device 100 provided by the invention adds the adaptive connector 20, and as long as the installation hole 230 with the same size as the installation part 24 of the adaptive connector 20 is formed on the body of the photographing apparatus 200, the connection between the apparatus body 210 and the adaptive connector 20 can be realized, which is simple and fast, and can be adapted to more photographing apparatuses 200 with different models.

In one embodiment, the adapting connector 20 is further provided with a function hole 23, and the function hole 23 is used for transmitting signals which need to be transmitted for other non-shooting functions, such as light and signals emitted by a flashlight and an anti-shake component, and can be normally transmitted to the outside through the function hole 23, so that the normal functional use of the device body 210 is ensured.

The lens device 100 and the photographing apparatus 200 in the above embodiments of the present invention have the following advantages:

(1) the positioning piece 12 is placed into the notch 25, and then the lens assembly 10 is rotated around the axis of the mounting groove 22, so that the abutting piece 33 is clamped with the positioning piece 12, the lens assembly 10 is quickly connected and fixed with the adapting connecting piece 20, and the lens device 100 is simple in structure and higher in mounting efficiency;

(2) by setting the axial direction along the mounting groove 22, the distance between every two adjacent limiting parts 30 is equal, so that the positioning piece 10 is clamped on the limiting parts 30 from the position where the positioning piece 10 is placed into the notch 25 to the position where the positioning piece 10 is clamped on the limiting parts 30, the angles of circumferential rotation required along the mounting groove 22 are equal, a plurality of positioning pieces 12 on the lens component 10 can be simultaneously clamped by a plurality of correspondingly arranged limiting parts 30, and the lens component 10 can be effectively fixed;

(3) by arranging the magnetic filter lens 14 for filtering and filtering, the quality of pictures and videos shot by the lens device 100 is improved;

(4) due to the magnetic action of the magnetic filter lens component 14 and the magnetic cover body 15, the lens component 10 can be easily and quickly mounted and dismounted, the quality of image information formed by the lens component 10 is improved, and meanwhile, the assembly efficiency of the lens component 10 is improved;

(5) because the limiting parts 30 are arranged in a plurality at equal intervals along the axial direction of the mounting groove 22, the lens component 10 can realize the conversion between the positioning state and the fixing state between the lens component 10 and the adapting connecting piece 20 only by rotating along the self circumferential direction by an angle smaller than the half-circle circumference;

(6) the lens device 100 provided by the invention is additionally provided with the adaptive connecting piece 20, and the connection between the device body 210 and the adaptive connecting piece 20 can be realized by only arranging the mounting hole 230 with the same size as the mounting part 24 of the adaptive connecting piece 20 on the body of the photographing device 200, so that the lens device 100 is simple and quick and can be adapted to more photographing devices 200 with different models.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A lens apparatus, comprising:

2. The lens device according to claim 1, wherein the positioning members correspond to the abutting members one to one.

3. The lens device according to claim 1, wherein a distance between any two adjacent limiting portions is equal along a circumferential direction of the mounting groove.

4. A lens device according to any one of claims 1 to 3, wherein the abutment member comprises a first abutment block and a second abutment block which are arranged at intervals;

5. The lens device according to claim 4, wherein the position-limiting portion has a first surface and a second surface opposite to each other along an axial direction of the mounting groove;

6. The lens device as claimed in claim 4, wherein the first stopper is configured to maintain elastic contact with the positioning member during the process of rotating the positioning member into the fixing position.

7. A lens apparatus according to any one of claims 1 to 3, wherein the number of the positioning member and the position restricting portion is three;

8. The lens device as claimed in claim 1, wherein the lens assembly includes a lens body and a lens set, the positioning member is disposed at an axial end of the lens body, and the lens set is disposed in the lens body for obtaining image information.

9. The lens device of claim 8, wherein the lens assembly further comprises a magnetic filter member and a magnetic cover, the magnetic filter member being configured to filter image information captured by the lens group;

along the axial direction of camera lens subassembly, magnetism filter lens spare reaches the magnetism lid install in the camera lens body keeps away from one side of setting element, the magnetism lid cover in on the magnetism filter lens spare.

10. A photographing apparatus comprising the lens device according to any one of claims 1 to 9.