JP2019095622A - Television lens device - Google Patents

Abstract

To provide a television lens device capable of attaching various accessories depending on operating conditions.SOLUTION: The television lens device comprises: a lens barrel; a cover covering the lens barrel; an attachment means for attaching accessories; and a storage part for storing the attachment means inside the cover.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a television lens device, and more particularly to a television lens device to which an accessory can be attached.

  Broadcast television lens apparatuses are used in various shooting environments, and the environments are widely represented as being indoors by studios and domes, and outdoors by stadiums and golf courses. Therefore, the user may configure the television lens device together with a desired accessory depending on the shooting environment. Patent Document 1 discloses a detachable sunshade cover for the lens device in order to prevent an increase in the internal temperature of the lens device due to direct sunlight.

JP, 2013-156441, A

  However, although the prior art disclosed in the above-mentioned patent documents can attach accessories effective in limited environments in the outdoors, it is not a technology applicable to various environments. That is, although the attachment method of the accessory which the lens maker prepared conventionally is provided, the attachment method of the various accessories which the third party prepared is not considered.

  On the other hand, in practical operation, the television lens device is a device used in various places from indoor to outdoor. Therefore, it is required to be able to attach many products such as microphones and lights prepared by the third party desired by the user according to each environment.

  An object of the present invention is to provide a television lens device capable of attaching various accessories according to the use environment.

  In order to achieve the above object, the television lens device according to the present invention comprises a lens barrel, a cover for covering the lens barrel, an attachment means for attaching an accessory, and the attachment means inside the cover. And a storage unit for

  According to the present invention, by storing the accessory attachment means in the television lens device, it is possible to provide a television lens device capable of attaching various accessories according to the use environment.

Explanatory drawing which shows the structure of the television lens apparatus 101 which concerns on embodiment of this invention. Explanatory drawing which shows the structure inside the cover 102 in 1st Embodiment. Explanatory drawing which shows the structure which opened the storage part 105 in 1st Embodiment. Explanatory drawing which shows the structure which fully opened the accommodating part 105 in 1st Embodiment to the open end. Explanatory drawing which shows the television lens apparatus 101 which attached the microphone 18 Explanatory drawing which shows the structure inside the cover 102 in 2nd Embodiment Explanatory drawing which shows the structure which opened the storage part 105 in 2nd Embodiment. Explanatory drawing which shows the structure which fully opened the accommodating part 105 in 2nd Embodiment to the open end. Explanatory drawing which shows the television lens apparatus 201 which attached the light 23 in 2nd Embodiment.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the attached drawings.

First Embodiment
A television lens apparatus according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 5. The television lens apparatus 101 including the cover 102 and the lens barrel 103 will be described in detail with reference to FIG. 1A shows the television lens device 101, FIG. 1B shows the cover 102, FIG. 1C shows the lens barrel 103, and FIG. 1D shows the A of the focusing portion 10 of the television lens device 101. FIG. 1E is a cross-sectional view of the zoom unit 11 of the television lens apparatus 101. FIG.

  In the television lens apparatus 101, the cover 102 covers the lens barrel 103, and the lens barrel 103 and the cover 102 are used in combination in an integrated manner. The lens barrel 103 is composed of a focusing unit 10 and a zoom unit 11, and the diameter thereof is generally larger in the focusing unit 10 than in the zoom unit 11. Therefore, the space inside the cover in the integrated state is larger on the B-B cross-section side where the zoom portion 11 is located.

  The structure of the cover 102 and the inner side of the television lens device 101 will be described in detail with reference to FIG. FIG. 2A shows a television lens device 101, and FIG. 2B shows a cross-sectional view of the television lens device 101 taken along the line C-C. Inside the cover 102, there are a rail mechanism 104 as an attachment means for attaching an accessory, and a housing portion 105 for housing the rail mechanism 104.

  The rail mechanism 104 includes a rail 106 as a position adjusting means for adjusting the relative positional relationship with respect to the television lens device. A rail position fixing screw 107 as a position fixing means for fixing the position of the position adjusting means. It consists of a member 16 and a band 17. The rail 106 is attached to the storage portion 105 via the rail attachment member 16. The rail attachment member 16 may be attached to the housing portion 105, and may be a known means such as an adhesive, double-sided tape, or bolt.

  The storage portion 105 is configured of an opening cover 12, a hinge portion 13, a cover fastener 14 and a storage space 15. The opening cover 12 is attached to the cover 102 in an openable / closable manner via the hinge portion 13 and can be locked by the cover fastener 14. The cover fastener 14 may be a known means such as a hook or a magnet capable of maintaining a locked state. Further, the arrangement of the storage unit 105 may be inside the cover 102 as long as a space in which the rail mechanism 104 can be stored can be secured.

  The attachment method of the accessory will be described based on FIGS. 3 to 5. In this embodiment, a microphone is taken as an example of the accessory, and a method of attaching the microphone 18 will be described. First, as shown in FIG. 3, the opening cover 12 is opened, and the rail mechanism 104 is removed from the inside of the cover. Next, as FIG. 4 shows, the aperture cover 12 is fully opened to the open end so that the rail mechanism 104 is disposed on the bottom of the television lens device. At this time, the attachment of the opening cover 12 to the bottom surface uses a known means such as a mounting screw or a magnet.

  Finally, as shown in FIG. 5, the microphone 18 is attached to the rail 106 using the band 17, and the mounting position of the microphone 18 is adjusted while moving the rail 106 in the optical axis direction. When the adjustment is completed, the rail position fixing screw 107 is used to stop the movement of the rail and determine the position of the microphone 18.

  Accessories represented by the microphone 18 can be considered in various shapes. Therefore, the band 17 only needs to be able to attach accessories of various shapes, as long as accessories such as rubber bands and clamps can be securely fixed to the rail mechanism 104.

  The effects of the present embodiment will be described in detail based on FIGS. 2 and 5. First, the storage state of the storage unit 105 will be described with reference to FIG. At the time of storage, the rail mechanism 104 is sufficiently stored in the storage portion 105, and the opening cover 12 is in a closed state, so even if the rail mechanism 104 is not used, it does not get in the way. The disposition of the storage portion 105 is near the cross section C-C in FIG. 2A, and the storage space 15 can be secured larger than the cross section A-A in FIG. 1D. Therefore, if the accessory can fit in the storage space 15, the accessory can be stored in the storage portion 105, and the convenience of the television lens device 101 can be improved.

  Next, a state of using the storage unit 105 will be described with reference to FIG. In use, the accessory is attached to the rail 106 and can be adjusted in the optical axis direction. Thus, the mounting position can be optimized according to the shape and function of the accessory. For example, when it is desired to use the microphone 18 as much as possible by the subject, the light beam of the television lens apparatus 101 is covered by the microphone 18 and the position of the microphone 18 in the front lens direction is adjusted while adjusting the range not to be a shadow of the subject. Can be adjusted. When it is desired to use the microphone 18 as far as possible from the subject, the position of the microphone 18 can be adjusted while avoiding interference with a tripod used with the television lens apparatus 101.

  As described above, according to this embodiment, the relative positional relationship between the accessory and the television lens device 101 can be freely adjusted by using the rail mechanism 104 as the attachment means for attaching the accessory. Therefore, the user can freely adjust the position of the accessory according to the photographing environment and the accessory regardless of the arrangement location of the storage unit 105 in the television lens apparatus 101, and the convenience of the television lens apparatus 101 is greatly improved. can do.

  Furthermore, when the rail mechanism 104 is not used, the rail mechanism 104 can be sufficiently housed in the optical device 101, so it does not get in the way when not in use or during transportation.

  With the above configuration, by storing the accessory attachment means in the television lens device, the accessory attachment means can be provided according to the use environment of the television lens device.

  In the present embodiment, the rail mechanism is described as the attachment means for attaching the accessory, but it can be accommodated in the storage portion 105 such as an arm mechanism or a chrysanthemum using an arm freely movable in two or three axes. If it is a mounting means of a magnitude | size, the same effect can be acquired.

Second Embodiment
The television lens apparatus according to the second embodiment of the present invention will be described below with reference to FIG. In the present embodiment, the television lens device 201 different from the first embodiment and the arm mechanism 202 different from the rail mechanism 104 will be described, and the same reference numerals will be given to the other same parts.

  The structure of the cover 102 and the inner side of the television lens device 201 will be described in detail with reference to FIG. FIG. 6A shows a television lens device 201, and FIG. 6B shows a GG sectional view of the television lens device 201. As shown in FIG. Inside the cover 201, there are an arm mechanism 202 as attachment means for attaching an accessory, and a storage portion 105 for accommodating the arm mechanism 202.

  The arm mechanism 202 will be described in detail based on FIG. The arm mechanism 202 is an angle adjusting means for adjusting the relative angular relationship with respect to the first chrysanthemum 203 / TV lens device as an angle adjusting means for adjusting relative angle relationship with respect to the television lens device. Second chrysanthemum ring 204 · Fixing screw for first chrysanthemum as an angle fixing means for fixing the angle of angle adjusting means · Second fixing means for an angle fixing means for fixing the angle of angle adjusting means The fixing screw 206, the band 17, the mounting member 20, the first arm 21 and the second arm 22 are provided.

  The first chrysanthemum ring 203 is attached to the storage unit 105 via the chrysanthemum attachment member 20. The chrysanthemum attachment member 20 may be attached to the housing portion 105, and may be a known means such as an adhesive, double-sided tape, or bolt. If it is possible to directly attach the first chrysanthemum ring 203 to the storage portion 105, the chrysanthemum ring attachment member 20 can be omitted.

  The attachment method of the accessory will be described based on FIGS. 6 to 9. In the present embodiment, the light 23 is taken as an example of the accessory, and a method of attaching the light 23 will be described. First, as shown in FIG. 7, the opening cover 12 is opened and the arm mechanism 202 is removed from the inside of the cover. Next, the aperture cover 12 is fully opened to the open end so that the arm mechanism 202 is disposed on the bottom of the television lens device. At this time, mounting the opening cover 12 on the bottom surface uses known means such as mounting screws and magnets.

  Since the arm mechanism 202 is housed inside the housing portion 105, it is in a folded state as shown in FIG. As shown in FIG. 8, in order to be able to attach the accessory, the fixing screw 205 of the first chrysanthemum and the fixing screw 206 of the second chrysanthemum are loosened to make the first chrysanthemum 203 and the second The relative angle of the first arm 21 and the second arm 22 with respect to the television lens device 201 is adjusted while adjusting the angle of the chrysanthemum 204. Finally, as shown in FIG. 9, the light 23 is attached to the second arm 22 using a band 17.

  The effects of the present embodiment will be described in detail based on FIG. In use, the accessory can be attached to the arm mechanism 202 to adjust the angle relative to the television lens assembly 201. Thus, the mounting angle can be optimized according to the shape and function of the accessory. For example, when the user wants to shoot while putting the light 23 on the subject, the angle of the light 23 can be adjusted while adjusting the way of applying the desired light. Further, when it is desired to make the feet of the user bright, it is possible to adjust the angle of the light 23 so that the feet are illuminated.

  According to the embodiment described above, the relative angular relationship between the accessory and the television lens device 201 can be freely adjusted by using the arm mechanism 202 as the attachment means for attaching the accessory. Therefore, the user can freely adjust the position of the accessory according to the imaging environment and the accessory regardless of the arrangement location of the storage unit 105 in the television lens apparatus 201, and the convenience of the television lens apparatus 201 is greatly improved. can do. Furthermore, when the arm mechanism 202 is not used, the arm mechanism 202 can be sufficiently housed in the television lens device 201, so it does not interfere with the time of use or transportation.

  With the above configuration, by storing the accessory attachment means in the television lens device, the accessory attachment means can be provided according to the use environment of the television lens device.

  Although the preferred embodiments of the present invention have been described above, the present invention is not limited to these embodiments, and various modifications and changes can be made within the scope of the present invention.

101 TV lens device 102 cover 103 lens barrel 104 rail mechanism 105 storage portion 106 rail 107 rail position fixing screw 201 TV lens device 202 arm mechanism 203 first chrysanthemum seat 204 second chrysanthemum seat 205 first chrysanthemum seat fixed Screw 206 second chrysanthemum fixing screw 10 focus part 11 zoom part 12 opening cover 13 hinge part 14 cover fastener 15 storage space 16 rail attachment member 17 band 18 microphone 20 chrysanthemum attachment member 21 first arm 22 second Arm 23 lights

Claims (4)

A lens barrel,
A cover that covers the lens barrel;
Mounting means for mounting the accessory;
A storage section for storing the mounting means inside the cover;
A television lens device characterized by having. The attachment means is
Position adjustment means for adjusting the relative positional relationship with respect to the television lens device body;
Position fixing means for fixing the position of the position adjusting means;
The television lens device according to claim 1, comprising: The attachment means is
Angle adjustment means for adjusting the relative angular relationship to the television lens device body;
Angle fixing means for fixing the angle of the angle adjusting means;
The television lens device according to claim 1 or 2, characterized by:   The television lens device according to claim 3, wherein the angle adjusting unit has a chrysanthemum shape.