TW201804192A - Lens holder cable of avoiding the occurrence of partial light transmission and ensuring the pictures taken to have the intended scenario effects - Google Patents

Abstract

The present invention discloses a lens holder, comprising a first receiving zone, which allows a holder to be inserted and recessed toward an inner side along the periphery of an adapter ring latched at the front end of a camera lens; a flexible first clamping member arranged at the other side of the first receiving zone next to the lower periphery and combined with a screwing element for performing the intended advancing and retreating movements and maintaining an upwardly abutting elastic shape; an area recessed at the other side of the first receiving zone and located between the wide flat surfaces along the upper and lower portions, and a recess part next to the upper flat surface of the area which allows a second clamping member to be inserted and is connected with a screwing element to keep movable in and out. One side that is recessed together with the holder into the area is cooperatively in abutment with a bearing piece which faces inwardly toward one inner side while holding the upper and lower flat surfaces and exhibiting a concave area, thus facilitating the gradient lens or filter lens to maintain a good fitting with the camera lens after they are introduced to the area along a notch in communication with the outside, thus avoiding the occurrence of partial light transmission and ensuring the pictures taken to have the intended scenario effects.

Description

Lens support

The present invention relates to a lens supporting frame, which mainly maintains a better relationship between a filter bracket integrated at the front end of a camera lens and a preset lens (such as a gradient lens or a color filter lens) and the camera lens. The close-fitting state of the camera does not cause partial light transmission, so that the photos taken can be used in the intended situation.

Press, the current camera will take the pre-shooting scenery or people to the expected situation when taking photos (such as presenting the feeling of gradually rendering, or presenting the atmosphere of the season at the time, or presenting the color of the shooting time ...) A filter bracket is incorporated in front of the lens of the camera to place the required gradient film or color filter lens in a timely manner, so that the photos taken meet the desired feeling.

The filter bracket (such as attachment 1) combined in front of the camera lens is basically composed of an adapter ring and a filter bracket, wherein the adapter ring can be locked at the front of the camera lens. [As shown in the upper left of Attachment 2], push the groove on the inward side of the filter bracket along the periphery of the adapter ring [as shown in the upper right of Attachment 2] and push it to the limit to restrict the orientation. Place the desired gradient or filter lens into one of the grooves recessed and recessed on the outward side of the filter holder (as shown in the lower end of Annex 2), that is, the filter holder is facing The concave groove on the outer side has at least two channels. As the user can choose at least one grading film or color filter lens to put into the aforementioned groove [such as attachment 3], so that the photos taken can reach Expected situation.

Although the above-mentioned filter bracket combined at the front of the camera lens can be expected to be placed in at least one gradient film or color filter lens in application, the filter bracket is spaced between the recessed recess and the recess. The large distance causes the partially-transmitting phenomenon between the placed gradient or color filter lens and the camera lens, and it is impossible to completely change the external light.

The inventor here aims to improve the problems with the use of the same type of filter bracket that can be combined with the front of the camera lens when taking pictures in order to make the filter bracket fit into the preset The lens (such as a gradient lens or a color filter lens) can maintain a close contact with the camera lens without partial light transmission, so that the photos taken can be used in the intended situation.

The invention adopts a filter bracket combined at the front end of the camera lens as an optional gradient or color filter lens to obtain a better and closer form between the lens and the lens. The periphery of the adapter ring at the front of the lens is a first receiving area that allows a support frame to be recessed inwardly on one side, and the first lower holding area on the other side of the first receiving area is allowed to insert a flexible first clamping member , And cooperate with a screw-fixed element to predict the advance and retreat and maintain the top elastic state; the other side of the first accommodation area is recessed between a wide flat surface along the upper and lower parts to allow selection. The gradation sheet or the color filter lens can be introduced into the area along the gap communicating with the outside, and a concave portion is recessed in the upper flat surface of the area to allow the second holder to be inserted and connected with a screwing element to maintain Move forward and backward; and the side of the recessed area of the support frame is matched with an inwardly-facing side of the receiving piece that keeps the upper and lower flat surfaces and is in the recessed area; in order to facilitate the progressive film or color filter lens Keep a good close contact with the camera lens to avoid partial penetration Case, and the photographs have won out of the expected situation.

The main purpose of the present invention is to cut the azimuth of the filter bracket combined on the front end of the camera lens with an adapter ring that can be locked around the aforementioned camera lens to allow the pre-selected gradient or color filter lens to be inserted. In which the gradient or color filter lens is introduced along the preset periphery of the filter bracket to obtain a better close relationship with the lens, it includes: The periphery of the adapter ring that is locked on the side of the camera lens is allowed to cut into a The first accommodating area recessed on the inward side of the support frame and a predetermined perimeter along the first accommodating area is extended by at least one clamping portion, and the clamping portion must maintain a preset gap with the adjacent layer to facilitate The cut-in of the aforementioned adapter ring is recessed in a space on the lower side of the other side of the first accommodating area to allow the insertion of a first clamping member, and the lower sides of the first clamping member are recessed. The concave part is inserted by a spring, and a screw element is introduced at a preset position, so that the foregoing first clamping member maintains a suitable elastic and constant top state; the back of the support frame recessed into the first receiving area is An area is recessed along the preset wide flat surface above and below to allow presetting The gradation sheet or the color filter lens is introduced along a gap communicating with the outside on either side, and a preset portion around the upper flat surface adjacent to the recessed area is a recessed portion to allow a second clamping member to be placed, And a screw element is used for azimuth connection, so that the second clamping member can move forward and backward in the corresponding area; on the side corresponding to the aforementioned recessed area, it conforms to a shape and keeps the preset width along the upper and lower sides. The supporting piece with a flat surface abuts and restricts the orientation. An area is also maintained on the inward level of the receiving piece to be introduced as a gap for the aforementioned gradient sheet or color filter lens to communicate with the outside; After the gradient film or the color filter lens is pushed into the area formed by the support frame and the receiving member, the second clamping member can be used to make a proper orientation restriction, and a good tight state can be maintained with the camera lens to avoid partial light transmission. Situation, and make the photos taken have the expected situation.

The second object of the present invention is to lock the side of the camera lens to the corresponding recessed area of the supporting frame and the receiving member cut in by the adapter ring, which allows individual combination of EVA to facilitate the selection of gradually The ply or color filter lens can be moderately abutted at the contact part and can prevent the surface layer from being scratched.

The third object of the present invention is to lock the side of the camera lens by turning the support ring cut into the support frame. The wide flat surface adjacent to the upper and lower sections is a concave space recess, so as to allow a flexible ring to introduce the space recess Corresponding rod segments are kept in a proper abutment against the upper and lower peripheries of the pushed-in gradient or color filter lens.

A fourth object of the present invention is to lock the corresponding side of the supporting frame cut into the recessed area of the supporting frame cut in by the adapter ring on the side of the camera lens to extend at least one rod segment in a preset range to introduce the corresponding portion of the supporting frame The recess serves as a temporary positioning of the aforementioned receiving member and the support frame before being subjected to azimuth restrictions.

A fifth object of the present invention is to restrict the azimuth of the support frame cut in by the adapter ring and the correspondingly combined receiving member from the side of the camera lens by using a plurality of screwing elements as a through-lock.

The sixth object of the present invention is to turn the side of the camera lens to lock the supporting frame corresponding to the recessed area of the support frame cut into the adapter ring. The unit of the support frame and the receiving member can allow the aforementioned at least one clamping portion and the first clamping member extending inwardly to the preset periphery to form an orientation restriction on the corresponding flange of the receiving member. Color filter lenses are placed.

The seventh object of the present invention is to lock the support frame cut in by the adapter ring on one side of the camera lens, and recess the preset range of the area along a preset wide flat surface on the back of the first accommodation area facing inward It is allowed to protrude at least one protruding portion, so as to make an appropriate pressing force against the corresponding part of the progressive film or the color filter lens that is pushed in.

〔this invention〕

10‧‧‧ lens

101‧‧‧ Internal thread section

20‧‧‧ Graduated or Filtered Lenses

1‧‧‧ adapter ring

11‧‧‧External thread section

2‧‧‧ support

21‧‧‧First accommodation area

22‧‧‧Clamping section

221‧‧‧Gap

23‧‧‧ space

24‧‧‧first clamp

241, 252, 253, 255‧‧‧ recess

242‧‧‧Spring

243, 261, 34‧‧‧ screwed components

25, 31‧‧‧ flat surface

251, 32‧‧‧ zones

254, 33‧‧‧ par

26‧‧‧Second clamp

27‧‧‧circle

28‧‧‧ gap

3‧‧‧Acceptance

35‧‧‧ flange

4‧‧‧EVA

FIG. 1 is an exploded perspective view of relevant components of the lens supporting frame of the present invention.

FIG. 2 is another perspective exploded perspective view of related components of the lens supporting frame of the present invention.

FIG. 3 is a rear view of the related components of the lens supporting frame of the present invention after the assembly is completed.

Fig. 4 is a cross-sectional view taken along the line A-A in Fig. 3.

FIG. 5 is a schematic diagram of related components of the lens supporting frame and the lens of the present invention before being assembled.

FIG. 6 is a schematic diagram of another direction of the related components of the lens supporting frame and the lens of the present invention before the lens is assembled.

FIG. 7 is a side view of the lens supporting frame and the lens assembly of the present invention.

FIG. 7 is a detailed enlarged view of part B in FIG. 7.

FIG. 8 is a partial cross-section of the lens supporting frame and the lens of the present invention after being assembled.

FIG. 8A is an enlarged detailed view of part C in FIG. 8.

FIG. 8-2 is an enlarged detailed view of a portion D in FIG. 8.

Fig. 8-3 is a partial cross-sectional view of one side of the 3 series support frame without being accommodated in the adapter ring.

FIG. 9 is a schematic view showing that the lens supporting frame and the lens complete set of the present invention are set to allow lens insertion.

FIG. 10 is a schematic view of placing a lens support frame and a lens assembly of the present invention on the lens to impose azimuth restrictions.

FIG. 10 is a detailed enlarged view of part E in FIG. 10.

FIG. 11 is a rear view of the lens supporting frame and the lens assembly of the present invention set in the lens.

Fig. 12 is a cross-sectional view of a part F-F in Fig. 11.

FIG. 12 is a detailed enlarged view of the G portion in FIG. 12.

FIG. 14 is a schematic diagram of the present invention combined with a lens as at least one lens support frame.

Attachment 1: Drawings of the conventional filter holder and related components.

Attachment 2: The drawing of the conventional filter bracket and related components.

Attachment 3: Drawing of the conventional filter bracket and related components.

The lens supporting frame (as shown in Figs. 1, 5, and 6) designed by the present invention is mainly used for the filter bracket combined at the front end of the camera lens 10 with an adapter ring 1 which can be locked around the camera lens 10 Orientation cut-in (the adapter ring 1 here is a threaded lock corresponding to the internal threaded section 101 of the lens 10 by a section of externally threaded section 11 extending on one side of the periphery) to allow a pre-selected gradient or color filter lens 20 Insertion, in which a gradient film or color filter lens 20 is introduced along the preset periphery of the filter bracket, and a better shape between the lens 10 and the lens 10 includes: an adapter ring that is locked on the side of the camera lens 10 1 The periphery is a first accommodating area 21 that allows a support frame 2 to be recessed inward, and a predetermined perimeter along the first accommodating area 21 is to extend at least one clamping portion 22, and the clamping portion 22 and the A predetermined gap 221 is maintained on the adjacent layer (as shown in FIG. 7) to facilitate the cutting of the aforementioned adapter ring 1. A space 23 is recessed on the lower periphery of the other side of the first accommodation area 21 to allow a first The clamping member 24 is inserted [as shown in FIGS. 1 and 2], and the lower sides of the first clamping member 24 are concave recesses 241 to facilitate the insertion of the spring 242, Cooperate with the introduction of a screwing element 243 at the preset position [as in Fig. 7-1], so that the aforementioned first clamping member 24 maintains a suitable elastic constant top-up state [as in Fig. 3 and Fig. 8-3] .

In addition, on the back of the support frame 2 recessed into the first accommodating area 21, a region 251 (as shown in FIG. 2) is recessed along the preset wide flat surface 25 above and below to allow the preset gradation sheet or the color filter lens 20 It is introduced along the notch 28 communicating with the outside along either side [as shown in FIG. 9], and a preset portion around the upper flat surface 25 adjacent to the recessed area 251 is a recessed portion 252 to A second clamping member 26 is allowed to be inserted and coordinated with a screw element 261 to enable the second clamping member 26 to move forward and backward in the corresponding region 251; on the side corresponding to the aforementioned recessed region 251, A receiving piece 3 that conforms to the shape and faces inwardly along the upper and lower preset widths 31 is flat, and the bearing is restricted (as shown in Figs. 1 and 4) on the inward layer of the receiving piece 3 A region 32 is also maintained to be introduced as the notch 28 that the aforementioned gradient sheet or color filter lens 20 can communicate with the outside world [as shown in FIG. 9].

Continuing from the foregoing, the corresponding recessed areas 251 and 32 of the support frame 2 and the receiving member 3 cut into the adapter ring 1 on the side of the camera lens 10 are EVA (Ethylene-Vinyl Acetate Copolyme) -Vinyl acetate copolymer) 4, in order to facilitate the selection of the gradient film or color filter lens 20 to introduce a modest abutment on the contact part and avoid scratches on the surface layer [as shown in Figures 9 and 10]; and the camera lens 10 One side locks the support frame that the adapter ring 1 cuts into. The wide flat surface 25 adjacent to the upper and lower sections is a recessed recess 253 (as shown in Figure 2) to allow the flexible ring 27 to introduce the aforementioned distance. The corresponding rod section 254 of the recess 27 (as shown in FIGS. 4 and 8) is to hold a proper abutment against the upper and lower periphery of the pushed-in gradient lens or the color filter lens 20.

On the side of the camera lens 10, the support ring 2 cut in the adapter ring 1 is turned into the recessed area 251, and the corresponding receiving parts 3 are extended in the preset range by at least one rod segment 33 (as shown in FIG. 1) to introduce The recessed part 255 of the corresponding part of the support frame 2 (as shown in FIG. 2) is used as the temporary positioning of the aforementioned receiving member 3 and the support frame 2 before being subject to orientation restrictions; The azimuth limitation of the supporting frame 2 and the correspondingly-combined receiving member 3 is that a plurality of screwing elements 34 are used as the through-locks.

Rotate the support frame cut into the adapter ring 1 along the side of the camera lens 10 2 The receiving part 3 corresponding to the recessed area 251 is turned out to form a flange 35 on the outer side (as shown in Figs. 2 and 4), so as to allow at least one support frame 2 and the receiving part 3 to be allowed as a unit. The at least one clamping portion 22 and the first clamping member 24 extending from the preset periphery toward the inward side can form an azimuth restriction on the corresponding flange 35 of the receiving member 3 (as shown in FIG. 13), as at least one selected gradient sheet. Or the color filter lens 20 is inserted.

On the side of the aforementioned camera lens 10, the support frame cut in by the adapter ring 1 is turned 2 on the back of the first accommodation area 21 inward, and the preset range of the area 251 is recessed along the preset wide flat surface 25 up and down. It is allowed to protrude at least one protrusion [the protrusion is not shown in the figure here, and the protrusion is a substitute for the aforementioned preset shape EVA (Ethylene-Vinyl Acetate Copolyme ethylene-vinyl acetate copolymer) 4], The pressing portion is pressed against the corresponding portion of the gradient film or the color filter lens 20 that is pushed in.

The above-mentioned unit of the support frame 2 and the receiving member 3 arranged on the side of the camera lens 10 is used as an implementation [as shown in Figs. 8 and 9], and a gradient sheet or a color filter lens 20 which can be selected is pushed into the support frame 2 After the areas 251 and 32 formed by the receiving member 3, the second clamping member 26 can be used to make appropriate azimuth restrictions (such as Fig. 10 and Fig. 1 of Fig. 1). Contact with EVA (Ethylene-Vinyl Acetate Copolyme ethylene-vinyl acetate copolymer) 4 bonded to the corresponding areas 251, 32 (as shown in Figures 11 and 12), and get a moderate abutment and avoid scratches on the surface (such as 12 of Fig. 1], at the same time, the upper and lower peripheries can be held by the flexible ring 27 introduced by the recessed portion 253 at a distance of 25 on the flat surface to maintain a proper interference grip [such as Fig. 8-1, Fig. 8-2, 2 Figure 9], while maintaining a good close contact with the camera lens 10, avoiding part of the light transmission situation, and make the photos taken have the expected situation.

The support frame applied on the side of the camera lens in this case has the following advantages in the introduction of the optional gradient or color filter lens:

1. The gap on one side of the support frame can be kept horizontal to facilitate the introduction or withdrawal of the selected gradient or color filter lens, and the support frame is combined with the adjacent adapter ring in a ring shape, so that the support frame has any The angle adjustment and rotation and the time limit are limited by the azimuth. Lifting this type of support frame that allows the progressive film or color filter lens to be pushed in has a more maneuverable preset angle switch, and facilitates more choices in the direction of the push.

2. The combination of the support frame and the receiving element on the side of the camera lens adds at least one support frame and the receiving unit, which can make the preset angle adjustment between the adjacent supporting frame unit and the unit necessary. Morphology, in order to facilitate the introduction of the gradient film or color filter lens to achieve the desired gradient light transmission or requirements, so as to take a variety of changes in mixed light photos.

1‧‧‧ adapter ring

2‧‧‧ support

23‧‧‧ space

24‧‧‧first clamp

241, 252, 253, 255‧‧‧ recess

242‧‧‧Spring

243, 261, 34‧‧‧ screwed components

25‧‧‧Flat surface

251‧‧‧area

254, 33‧‧‧ par

26‧‧‧Second clamp

27‧‧‧circle

3‧‧‧Acceptance

35‧‧‧ flange

4‧‧‧EVA

Claims (7)

A lens support frame is a filter holder which is combined with a front end of a camera lens and can be inserted with an adapter ring that is locked around the periphery of the camera lens, so as to allow a pre-selected gradient lens or a color filter lens to be inserted. Among them, the introduction of a gradient film or color filter lens along the preset periphery of the filter bracket can achieve a better and closer shape between the lens and the lens, including: the periphery of the adapter ring that is locked on the side of the camera lens allows cutting into a support The first accommodating area recessed on the inward side of the rack and a predetermined perimeter along the first accommodating area is extended by at least one clamping portion, and the clamping portion must maintain a predetermined gap with the adjacent layer to facilitate the foregoing The cut-in of the adapter ring is recessed into a space on the lower side of the other side of the first accommodating area to allow the insertion of a first clamping member, and the lower sides of the first clamping member are concave recesses. The spring is inserted, and the introduction of a screw element is matched with a preset position, so that the aforementioned first clamping member maintains a suitable and elastic constant top state; the back of the support frame recessed into the first receiving area is along the A recessed area facing the preset wide flat surface up and down to allow the preset The layer or color filter lens is introduced along a gap communicating with the outside on either side, and a preset portion around the upper flat surface adjacent to the recessed area is a recessed portion to allow a second clamping member to be inserted, and Cooperate with a screw element for azimuth connection, so that the second clamping member can move forward and backward in the corresponding area; on the side corresponding to the aforementioned recessed area, it conforms to a shape and keeps the inward side along the preset width The receiving part on a flat surface abuts and restricts its orientation, and an area is also maintained on the inward level of the receiving part to be introduced as a gap through which the aforementioned grading sheet or color filter lens can communicate with the outside; After the layer or color filter lens is pushed into the area formed by the support frame and the receiving member, the second clamping member can be used to make a proper orientation limitation, and a good close contact with the camera lens can be maintained to avoid partial light transmission. , And make the photos taken have the expected situation. According to the lens support frame described in the first item of the patent application scope, wherein the corresponding recessed area of the support frame and the receiving member cut in by the adapter ring on one side of the camera lens is an EVA (Ethylene- Vinyl Acetate Copolyme (ethylene-vinyl acetate copolymer), in order to facilitate the selection of the gradient film or color filter lens can be brought into contact with the appropriate part of the contact and avoid surface scratches. The lens support frame according to item 1 of the scope of the patent application, wherein the camera lens is rotated on one side of the support ring, and the wide flat surface adjacent to the upper and lower paragraphs of the support frame cut into is a concave space recess to allow flexibility. The corresponding ring segment of the above-mentioned spaced recess is introduced into the ring to maintain a proper interference clamping on the upper and lower periphery of the pushed-in gradient lens or color filter lens. According to the lens support frame described in item 1 of the scope of the patent application, wherein the camera lens is rotated on one side of the camera lens and the corresponding recessed area of the support frame cut in by the adapter ring is correspondingly extended in the preset range by at least one rod segment, The recesses at the corresponding parts of the support frame are introduced as the temporary positioning of the aforementioned receiving member and the support frame before being restricted by the orientation. According to the lens support frame described in the first item of the patent application scope, the side of the camera lens is twist-locked. The support frame cut in by the adapter ring and the correspondingly-coupled receiving member are limited in orientation by a plurality of screwing elements for penetrating the screw lock. . According to the lens support frame described in the first item of the patent application scope, wherein the camera lens is turned on the side of the camera lens, and the correspondingly combined receiving part in the recessed area of the support frame cut in by the adapter ring is turned outward to form a flange, As a unit in which at least one supporting frame and the receiving member must be added, the at least one clamping portion and the first clamping member that can allow the preset peripheral extension to the inward side can form an orientation restriction on the corresponding flange of the receiving member. A selected gradient or color filter lens is placed. The lens supporting frame according to item 1 of the scope of patent application, wherein the supporting frame cut in by the adapter ring on one side of the camera lens is recessed along the upper and lower preset flat surfaces on the back of the first receiving area inwardly. It is assumed that the preset range of the region is to allow at least one protrusion to be convexly arranged so as to oppose the corresponding gradation or the corresponding portion of the color filter lens.