JP2004191815A - Scope for stereoscopic video and its assembly kit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a scope for a stereoscopic video which can be easily adjusted for an interpupillary distance different for each user, has simple constitution and is easily assembled and manufactured, and its assembly kit. <P>SOLUTION: The scope for the stereoscopic video 1 is equipped with a supporting casing 3 and right and left mirror casings 5 and 5 provided slidably in the casing 3. Each of the mirror casings 5 and 5 house two mirrors 29 and 31 and are provided to slide right and left with respect to the casing 3. The casing 3 is equipped with a guide part 21 guiding the slide of the mirror casings 5 and 5, and a locking part 25 is provided in the guide part 21. When the mirror casings 5 and 5 slide in a direction where they are separated from each other, the locking part 25 is locked on a part to be locked 24 provided in the mirror casings 5 and 5 to thereby prevent the mirror casings 5 and 5 from coming off from the casing 3. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a stereoscopic image scope capable of viewing one stereoscopic image by simultaneously viewing two planar images, and a kit for assembling the same.
[0002]
[Prior art]
Patent Literature 1 discloses a stereoscopic video scope in which a total of four mirrors, two on each side of one housing, are arranged. In this technique, four mirrors are fixed in a housing, and a stereoscopic image is obtained by simultaneously viewing two identical images arranged side by side from right and left eyepiece windows.
[0003]
Patent Literature 2 discloses two left and right housings slidable left and right with respect to each other, one prism in each of the left and right housings, and a left and right prism housing according to a distance between pupils of a user. Is disclosed in which the position of the eyepiece window can be adjusted by sliding the eyepiece.
[0004]
[Patent Document 1]
JP-A-7-306383 [Patent Document 2]
JP-A-5-11214
[Problems to be solved by the invention]
However, the technique disclosed in Patent Document 1 has a problem that the position of the eyepiece window cannot be adjusted according to the distance between the pupils of the user because four mirrors are fixed in one housing.
[0006]
On the other hand, in the technique disclosed in Patent Document 2, the right and left prism housings can be slid left and right, so that they can be adjusted according to the distance between the pupils of the user, but each prism has the same front and rear surfaces. Since it is necessary to have a spherical shape with a radius, there is a problem that it takes time and effort to form the prism and it is expensive.
[0007]
The present invention has been made in view of the above-described circumstances, and an object of the present invention is to provide a stereoscopic image scope that can adjust a different interpupillary distance for each user, has a simple configuration, and is easy to assemble and manufacture, and an assembly kit thereof. I do.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, the invention according to claim 1 includes a support housing and left and right mirror housings slidably provided on the support housing, and each of the left and right mirror housings has two sheets. A mirror is housed so as to be slidable left and right with respect to the support housing, and the incident light from the objective window is reflected by two mirrors and emitted to the eyepiece window. A guide portion for guiding the sliding of the left and right mirror housings is provided, and a locking portion is provided on the guide portion, and the locking portion is provided when the left and right mirror housings slide in directions away from each other. The left and right mirror housings are prevented from coming off from the support housing by being locked to the locked portions provided in the above.
[0009]
According to the first aspect of the present invention, two plane images (a plane image viewed from the left and a plane image viewed from the right) arranged side by side from the left and right mirror housings are simultaneously viewed from the left and right mirror housings. And a three-dimensional image.
[0010]
Since the left and right mirror casings are slidably engaged with the support casing, the left and right mirror casings are covered by the support casing after manufacturing (or assembling) the left and right mirror casings, respectively. Since it can be fitted to the housing, it is easy to manufacture and excellent in assemblability.
[0011]
Further, since only two mirrors are fixed to the left and right mirror housings, the mirror housing can be manufactured inexpensively and easily as compared with the case where a prism which is difficult to mold and manufacture is used.
[0012]
Furthermore, since the left and right mirror housings are attached to the support housing, the user can touch the support housing to the face during use and slide the left and right mirror housings individually with respect to the support housing to adjust the position. Therefore, the stability is good, and even when the same user watches the video again, the user can use the video with the adjustment made before. In addition, since the mirror housing is held by the supporting housing, the mirror housing has high strength, and is hardly damaged even when these housings are assembled from, for example, paper or a resin sheet.
[0013]
In particular, since each mirror housing is held in the support housing even when carrying, damage to the slide engagement portion can be prevented even when carrying.
When the mirror housing is slid and the mirror housing is pulled out from the support housing more than a predetermined amount, the locking portion and the locked portion are locked to prevent the mirror housing from coming off from the support housing. The integrity with the left and right mirror housings can be maintained.
[0014]
According to a second aspect of the present invention, in the first aspect, the support housing has a substantially rectangular parallelepiped shape having a hollow, and the mirror housing can be stored in the support housing when not used. And
[0015]
According to the second aspect of the present invention, the same operation and effect as those of the first aspect of the invention are provided, and the mirror housing is stored in the support housing when not in use. It is possible to prevent the case from being distorted due to external force or the like.
[0016]
The invention according to claim 3 includes left and right mirror housings slidably engaged with each other, and the left and right mirror housings respectively house two mirrors so as to be slidable left and right with respect to the support housing. Is provided, the incident light from the objective window is reflected by two mirrors and emitted to the eyepiece window, and the left and right mirror housings are provided with guide portions that engage with each other to guide the slide, A locking portion is provided on the guide portion, and the locking portion locks to a locked portion provided on the left and right mirror housings when the left and right mirror housings slide in a direction away from each other, and The mirror housing is prevented from coming off.
[0017]
According to the third aspect of the present invention, similarly to the first aspect of the present invention, it is possible to adjust the interpupillary distance which differs for each user, and it is easy to assemble and manufacture with a simple configuration.
[0018]
According to a fourth aspect of the present invention, in the stereoscopic image scope according to the second or third aspect, the supporting housing and the left and right mirror housings are formed by assembling a development sheet having a fold formed thereon. Yes, each development sheet and a total of four mirrors are housed in the frame of the framed sheet.
[0019]
According to the fourth aspect of the invention, the same operation and effect as those of the second or third aspect can be obtained, and the deployment sheet and the mirror of each housing are accommodated in the frame of the framed sheet. Thereby, a thin and non-bulky assembly kit can be obtained, which can be used, for example, as a supplement for magazines and books. Also, since it is not bulky, packaging, transportation and mailing are simple.
[0020]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. FIG. 1 is a perspective view of a stereoscopic video scope according to the present embodiment, FIG. 2 is a perspective view of an upper portion thereof cut away, and the inside is viewed from an eyepiece window side, and FIG. 3 is a stereoscopic video scope shown in FIG. FIG. 4 is a perspective view of the scope viewed from the objective window side, FIG. 4 is a perspective view of a state in which an upper part of a support housing is opened, and FIG. 5 is a plan view of a development sheet and a mirror inside a mirror housing; 6 is a plan view showing a development sheet on the outer side of the mirror housing, FIG. 7 is a plan view showing a development sheet on the objective side of the support housing, and FIG. 8 is a development of the eyepiece side of the support housing. FIG. 9 is a plan view showing a sheet, and FIG. 9 is a schematic view showing the principle of a stereoscopic image.
[0021]
The stereoscopic video scope 1 according to the present embodiment includes a support housing 3 and left and right mirror housings 5. The mirror housing 5 is provided inside the support housing 3 so as to be slidable left and right. Have been.
[0022]
The support housing 3 has an objective side wall portion 7, a bottom portion 9, an eyepiece side wall 11, and an upper portion 13 which are integrally formed, and these are provided with two development sheets 15 (see FIG. 7) and 16 (see FIG. 8). It is bent to form a substantially rectangular parallelepiped. The development sheets 15 and 16 of the support housing 3 and the two development sheets 18 and 20 of the mirror housing 5 described later are made of paper, respectively.
[0023]
An eyepiece opening 17 is formed in the eyepiece side wall 11 horizontally long in the left and right directions, so that an eyepiece window (described later) 19 of the mirror housing 5 that moves left and right can be exposed at any position. I have.
[0024]
A guide section 21 for guiding the left and right mirror casings 5 in the left and right direction is provided inside the upper part 13 of the support casing 3. You will be guided.
[0025]
The guide portion 21 is provided with a locking portion 25 formed in a stepped shape by a recess at the center in the left-right direction of the support housing 3 so as to prevent the mirror housings 5, 5 from slipping off when sliding in the direction away from each other. It is preventing.
[0026]
The left and right mirror casings 5 and 5 each have a rectangular parallelepiped shape, and two mirrors 29 and 31 are fixed in the casings 5 and 5. The two mirrors are an objective mirror 29 and an eyepiece mirror 31, and receive light of an image from the eyepiece window 19 by a combination of these.
Each of the mirror housings 5 includes a base 33 and an outer body 35 that covers the base 33. The outer body 35 has a guided portion 23 formed on an upper portion thereof, and has a convex portion on the guided portion. A locked portion 24 is formed.
[0027]
Further, an objective window 37 and an eyepiece window 19 are formed in the mirror housings 5, and the opening of the eyepiece window 19 has a substantially pupil size and is smaller than the objective window 37.
[0028]
As shown in FIGS. 5 to 8, the support housing 3 and the left and right mirror housings 5, 5 are assembled by folding the deployment sheets 18, 20, 15, 16 at the folds indicated by broken lines.
[0029]
Next, the operation of the stereoscopic video scope 1 according to the present embodiment and the assembly kit thereof will be described.
[0030]
As shown in FIG. 9, the user simultaneously views two plane images A1 (plane image viewed from left) and A2 (plane image viewed from right) arranged side by side from the left and right mirror housings 5, 5. Accordingly, the virtual images S1 and S2 of the respective images overlap via the objective mirror 29 and the eyepiece mirror 31 of the left and right mirror housings 5 and 5, and a stereoscopic image can be seen.
[0031]
When using the stereoscopic video scope 1, the user holds the support housing 3, puts the stereoscopic video scope 1 on the face, and adjusts the positions of the left and right mirror housings 5, 5. This is because the distance between pupils varies depending on the user. The adjustment is performed by looking at one image A1 (or A2) on one of the left and right mirror housings 5 (5), and then looking at the other image A2 (or A1) from the other mirror housing 5 (5). However, at this time, the other mirror housing 5 is slid laterally with respect to the support housing 3 to adjust the position.
[0032]
When the user slides the mirror housings 5 and 5 out of the support housing 3 more than a predetermined amount, the locking portions 25 provided on the guide portions 21 and the locked portions 24 provided on the guided portions 23 are moved. Engage to prevent the support housing 3 from coming off.
[0033]
In the present embodiment, since the mirror casings 5 and 5 can be individually slid with respect to the support casing 3 to adjust the position, the stability is good. Further, since the mirror housings 5, 5 are held by the support housing 3, the mirror housings 5, 5 have high strength, and are hardly damaged even when these housings 3, 5, 5 are assembled from a paper sheet.
[0034]
When assembling the three-dimensional scope, first, two development sheets 15, 16 of the support housing 3 shown in FIGS. 7 and 8 and two development sheets 18, 20 of the mirror housing 5 shown in FIGS. Then, the objective mirror 29 and the eyepiece mirror 31 are fitted into and fixed to the grooves 41 and 43 formed in the spread sheet, respectively. After assembling the left and right mirror housings 5 and 5, respectively, the support housing 3 is covered, and the left and right mirror housings 5 and 5 can be fitted to the support housing 3, so that manufacturing is easy and excellent in assemblability. .
The development sheets 18, 18, 20, 20, 15, 16 of each of the housings 3, 5, 5 and a total of four mirrors 29, 29, 31, 31 are accommodated in the frame of the framed sheet, and have a thickness. It is a thin and non-bulky assembly kit. In the present embodiment, it is attached to a book as an appendix to the book. In addition, this assembling kit is used as an appendix to the book, and since it is not bulky even when sold alone, packaging, transportation and mailing are easy.
[0035]
The present invention is not limited to the above-described embodiment, and can be variously modified without departing from the gist of the present invention.
For example, the support housing 3 and the mirror housings 5 and 5 are not limited to those assembled by folding the unfolded sheets 18, 20, 15 and 16 made of paper, but may be made of a molded resin material.
[0036]
Further, as shown in FIG. 10, there is no supporting housing 3, and a guide portion 21 and a guided portion 23 which slide on each other are provided on the side where the left and right mirror housings 5 and 5 face each other. The locking portion 25 and the locked portion 24 may be provided at the tip of the portion 23.
[0037]
As shown in FIGS. 11 and 12, a foldable frame 51 may be provided, and the frame 51 may be worn over the ear.
[0038]
As shown in FIGS. 13 and 14, a leg piece 53 that can be folded may be provided, and the leg piece 53 may be used standing upright on a table such as a desk.
[0039]
【The invention's effect】
According to the first aspect of the present invention, since the left and right mirror housings are slidably engaged with the support housing, the support housings are manufactured (or assembled) after the left and right mirror housings are manufactured. Since the left and right mirror casings can be fitted to the supporting casing by covering the body, the manufacturing is easy and the assembling property is excellent.
[0040]
Since only two mirrors are fixed to the left and right mirror housings, the mirror housing can be manufactured inexpensively and easily as compared with the case where a prism which is difficult to mold and manufacture is used.
[0041]
Since the left and right mirror housings are attached to the support housing, the user can touch the support housing to the face during use and slide the left and right mirror housings individually with respect to the support housing to adjust the position. It has good stability and can be used with the same adjustment as before when the same user watches the video again. In addition, since the mirror housing is held by the supporting housing, the mirror housing has high strength, and is hardly damaged even when these housings are assembled from, for example, paper or a resin sheet. In particular, since each mirror housing is held in the support housing even when carrying, damage to the slide engagement portion can be prevented even when carrying.
When the mirror housing is pulled out from the support housing more than a predetermined amount, the locking portion and the locked portion are locked to prevent the mirror housing from coming off from the support housing. Can be maintained.
[0042]
According to the second aspect of the present invention, the same effects as those of the first aspect of the invention are exhibited, and the mirror housing is housed in the support housing when used, so that the mirror is compact, easy to carry, and easy to carry. It is possible to prevent the case from being distorted due to external force or the like.
[0043]
According to the third aspect of the present invention, similarly to the first aspect of the invention, it is possible to adjust the interpupillary distance which differs for each user, and to obtain an effect that a simple configuration and easy assembly and manufacture are obtained. be able to.
[0044]
According to the fourth aspect of the invention, the same effects as those of the second or third aspect can be obtained, and the deployment sheet and the mirror of each housing are accommodated in the frame of the framed sheet. Thereby, a thin and non-bulky assembly kit can be obtained, which can be used, for example, as a supplement for magazines and books. Also, since it is not bulky, packaging, transportation and mailing are simple.
[Brief description of the drawings]
FIG. 1 is a perspective view of a stereoscopic video scope according to an embodiment.
FIG. 2 is a perspective view of the stereoscopic image scope shown in FIG. 1 cut away from the upper side and showing the inside from the eyepiece window side.
FIG. 3 is a perspective view of the stereoscopic video scope shown in FIG. 2 as viewed from an objective window side.
FIG. 4 is a perspective view showing a state where an upper part of a support housing is opened.
FIG. 5 is a plan view of a development sheet and a mirror inside a mirror housing.
FIG. 6 is a plan view showing a development sheet on the outer side of the mirror housing.
FIG. 7 is a plan view showing a development sheet on the object side of the support housing.
FIG. 8 is a plan view showing a development sheet on the eyepiece side of the support housing.
FIG. 9 is a schematic diagram illustrating the principle of a stereoscopic image.
FIG. 10 is a cross-sectional view showing slide engagement portions of left and right mirror housings in a stereoscopic video scope according to another embodiment.
FIG. 11 is a perspective view of a stereoscopic video scope according to another embodiment.
12 is a perspective view showing a state where the frame of the stereoscopic video scope shown in FIG. 11 is folded.
FIG. 13 is a perspective view of a stereoscopic video scope according to another embodiment.
14 is a perspective view showing a state in which legs of the scope for stereoscopic video shown in FIG. 14 are folded.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Scope for three-dimensional images 3 Support housing 5, 5 Mirror housing 15 Deployment sheet (support housing)
19 Eyepiece window 21 Guide part 23 Guided part 25 Lock part 29 Objective mirror (mirror)
31 Eyepiece mirror (mirror)

Claims (4)

A support housing and left and right mirror housings slidably provided on the support housing are provided. The left and right mirror housings respectively house two mirrors and are provided so as to be slidable left and right with respect to the support housing. The incident light from the objective window is reflected by two mirrors and emitted to the eyepiece window, and the support housing includes a guide portion for guiding sliding of the left and right mirror housings. The locking portion is provided on the left and right mirror housings. When the left and right mirror housings slide in a direction away from each other, the locking portions are locked by the locked portions provided on the left and right mirror housings, and A stereoscopic video scope that prevents the left and right mirror housings from coming off. The stereoscopic video scope according to claim 1, wherein the support housing has a substantially rectangular parallelepiped shape having a hollow, and the mirror housing can be stored in the support housing when not used. Left and right mirror housings are slidably engaged with each other. The left and right mirror housings respectively house two mirrors and are provided so as to be slidable left and right with respect to the support housing. The light is reflected by two mirrors and emitted to the eyepiece window. The left and right mirror housings are provided with guide portions that engage with each other and guide the slide, and the guide portions are provided with locking portions. When the left and right mirror housings slide in a direction away from each other, the locking portions are locked to the locked portions provided on the left and right mirror housings to prevent the left and right mirror housings from coming off. A scope for stereoscopic images. 4. The stereoscopic video scope according to claim 2, wherein the support housing and the left and right mirror housings are each formed by assembling a development sheet having a fold formed therein, and each development sheet and a total of four sheets are provided. An assembly kit for a stereoscopic video scope, wherein the mirror of the above is contained in the frame of the framed sheet.

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