JP2007156258A - Magnifying adaptor for electronic glasses, and electronic glasses device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a magnifying adaptor for electronic glasses which has a certain degree of magnification for reading or writing and can continuously be used comfortably for a certain period of time by a user. <P>SOLUTION: The magnifying adaptor for the electronic glasses is equipped with: a magnifying adaptor 4 having a plane mirror 43 and a close-up lens 44 for enlarging the image of subject light by changing the optical path of the subject light, a cover body 42 holding and covering the plane mirror 43 and the close-up lens 44, and a fixing member capable of fixing the cover body 42 on an electronic glasses main body 2; a video camera device capable of taking a photograph with the subject light from the magnifying adaptor 4; the electronic glasses main body 2 inside which the video camera device is housed, on which the image of the subject is displayed based on an image signal from the video camera device, and which employs a Maxwellian view and emits high-directivity image light from the display screen of a display device; and a stand 5 capable of supporting and fixing the electronic glasses main body 2. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an electronic eyeglass enlargement adapter for use in viewing characters and images, and an electronic eyeglass device using the same and equipped with a display device for projecting image light directly onto the retina through the pupil by Maxwell's view About.

Maxwell's vision is the principle of a pinhole camera, which focuses highly directional image light within the pupil of the eye and directly focuses the image light on the retina without using the focus adjustment function of the lens. Because the projection is deep and the depth of focus is deep, the function of the lens and cornea is reduced, and even low vision people who are difficult to see even when wearing glasses, the retina is focused and the image is It looks clear without blur. Japanese Patent Application Laid-Open No. 2004-133867 discloses an “image providing apparatus” that can provide a clear image to a person with an eye disease using such Maxwell vision.
JP 2002-282299 A

  However, the conventional image providing apparatus disclosed in Patent Document 1 has a disadvantage because it is Maxwell's view. That is, the convergence point of Maxwell's view must be located in the pupil, and the image cannot be seen unless the convergence point of Maxwell's view matches the position of the pupil. The pupil has a diameter of about several millimeters, and the convergence point of Maxwell's view must fall within this range.

  In order to solve this problem, the present inventors have proposed a scope-type multipurpose electronic eyeglass that can be easily carried and can be held with one hand and the Maxwellian convergence point can be easily and stably set within the range of the pupil of the eye. Proposed in Japanese Patent Application No. 2004-253515.

  This scope-type versatile electronic glasses is equipped with a video camera device, and this video camera device is integrated with a display using Maxwell's vision, which is highly portable and visually impaired in many situations. It has a function of visual support for the elderly.

  However, this scope-type versatile electronic glasses has sufficient functions for various uses such as reading, reading newspapers, viewing photos, and writing, which are highly necessary for visually impaired people. I couldn't say that. That is, reading and writing are close-distance subjects and require a large magnification. Furthermore, in such reading and writing, it is necessary for the user to be able to continue to use it for a certain amount of time, and the user's attitude to view the display (display screen) is limited.

  The present invention solves the above-mentioned conventional problems, has an enlargement ratio for reading and writing, and uses an enlargement adapter for electronic glasses that allows a user to easily use it for a certain period of time. An object of the present invention is to provide an electronic eyeglass device.

  An enlargement adapter for electronic glasses according to the present invention includes a plane mirror and a close-up lens that change an optical path of subject light and enlarges an image of the subject light, a cover body that holds and covers the plane mirror and the close-up lens, and an electronic The eyeglass main body is provided with a fixing member capable of fixing the cover body, whereby the above object is achieved.

  Preferably, the fixing member in the electronic eyeglass enlargement adapter according to the present invention penetrates through a frame body that can be externally fitted to the outer shape of the electronic eyeglass main body and a screw hole in the center of one side of the frame body. A screw and a pressing member that is loosely fitted in a state in which the tip end portion of the screw is prevented from coming off and can press the surface of the outer shape are provided.

  Further preferably, the electronic eyeglass enlargement adapter of the present invention further includes a connecting member for rotatably connecting the cover body to the frame body.

  The electronic eyeglass device of the present invention is an electronic eyeglass device using a display device for projecting an image on the retina through the pupil of the eye by Maxwell's view, and the electronic eyeglass enlargement adapter of the present invention and the electronic eyeglass device. An image input device capable of photographing the subject light from the magnifying adapter, and the image input device is housed therein, and an image of the subject is displayed based on an image signal from the image input device. And a stand member that can fix and support the electronic eyeglass body by the electronic eyeglass body that can be emitted from the display screen of the display device. The objective is achieved.

  Preferably, the stand member in the electronic eyeglass device according to the present invention includes a base plate, a support member standing on the base plate, and a main body attached to the support member and capable of supporting the electronic eyeglass body. And a support member.

  Further preferably, the stand member in the electronic eyeglass device of the present invention includes a base plate and a support member which is erected on the base plate and can support the electronic eyeglass main body.

  Further preferably, the stand member in the electronic eyeglass device of the present invention is such that the visual axis of the electronic eyeglass body is parallel to the bottom surface of the base plate or the front side of the visual axis is separated. Tilted.

  Further preferably, the electronic eyeglass main body in the electronic eyeglass device of the present invention is detachably attached to the stand portion, and the housing of the electronic eyeglass main body is provided with a grip portion for holding the electronic eyeglass main body by hand. It has been.

  Further preferably, the electronic eyeglass body of the electronic eyeglass device of the present invention has an input interface that allows an image signal to be externally input and displayed on the display screen, and an image signal photographed by the image input device is externally provided. At least one of the output interfaces that enables output.

  Further preferably, in the display device in the electronic eyeglass device of the present invention, the image input device or a signal processing unit capable of processing an image signal from the outside, and predetermined signal processing are performed in the signal processing unit. A display image forming unit that forms a display image based on an image signal, and an image that emits image light with high directivity using Maxwell's view from the display screen using display image light from the display image forming unit And a light emitting portion.

  Further preferably, in the electronic eyeglass device according to the present invention, the electronic eyeglass device further comprises adapter position detecting means for detecting whether or not the electronic eyeglass enlargement adapter is disposed at a normal position, and the signal processing unit detects the adapter position. Image inversion processing for generating a subject image displayed on the display screen into an image in which the top and bottom and the left and right of the image are inverted like an actual subject when the means detects the normal position of the electronic eyeglass enlargement adapter Has a part.

  Further preferably, the adapter position detecting means in the electronic eyeglass device of the present invention comprises an automatic return switch, and when the electronic eyeglass enlargement adapter is lowered to a normal position, the electronic eyeglass enlargement adapter By pressing the protruding button of the automatic return switch, it is detected that the electronic eyeglass enlargement adapter is in the normal position.

  Further preferably, the electronic eyeglass body in the electronic eyeglass device of the present invention is configured for one eye or for both eyes.

  With the above configuration, the operation of the present invention will be described below.

  In the electronic eyeglass device of the present invention, a plane mirror and a close-up lens for changing the optical path of the subject light and enlarging the image of the subject light, a cover body for holding and covering the plane mirror and the close-up lens, and an electronic eyeglass main body An electronic eyeglass enlargement adapter having a fixing member capable of fixing the cover body, an image input device capable of photographing subject light from the electronic eyeglass enlargement adapter, and the image input device are housed inside, An electronic eyeglass main body in which an image of a subject is displayed based on an image signal from the image input device, and image light with high directivity using the Maxwell view can be emitted from a display screen of the display device, And a stand member that supports and fixes the electronic glasses main body.

  Thus, for example, an electronic eyeglass enlargement adapter is provided for changing the optical path of the subject light such as a document on the desk in the direction of the visual axis viewed by the user and enlarging the image of the subject light. Since the electronic glasses main body containing the image input device for photographing the subject light is supported by the stand member, it is possible to obtain a certain enlargement ratio for reading and writing, and the user easily uses a certain amount of time. It becomes possible.

  As described above, according to the present invention, the electronic eyeglass enlargement adapter that changes the optical path of the subject light such as the material on the desk in the direction of the visual axis to be viewed by the user and enlarges the image of the subject light, and the electronic eyeglass main body are supported. Therefore, reading and writing can be performed in an easy-to-see and easy-to-read posture without supporting the electronic spectacle body by hand.

  In addition, it is possible to observe the material at hand and the material at a long distance with a simple enlargement and simple operation, see the image by the video signal for low vision, and the surrounding environment such as the hand and the long distance. An electronic eyeglass device that can be easily looked over can be obtained.

Embodiments 1 and 2 of an electronic eyeglass device using the electronic eyeglass enlargement adapter of the present invention will be described below with reference to the drawings.
(Embodiment 1)
FIG. 1 is a perspective view showing a configuration example of an electronic eyeglass device according to Embodiment 1 of the present invention.

  Referring to FIG. 1, a video camera device as an image input device is housed in a front portion of a housing 21 in an electronic eyeglass device 1 according to the first embodiment, and image light with high directivity using Maxwell's view is emitted from a light emitting portion (display). The display screen of the apparatus; an eyepiece) can be emitted, and the housing 21 is bent into a substantially L-shape (pistol shape) and has a gripping portion 22, and the rear end face of the housing 21 of the electronic glasses body 2 An eyepiece 3 that covers the periphery of the image light emitting portion and can fix the position of the eyes, and is provided in front of the video camera device 3 and detachably provided in the front portion of the housing 21. An electronic eyeglass enlargement adapter (hereinafter simply referred to as an enlargement adapter) 4 and a stand 5 as a stand member that sandwiches and holds both side surfaces of the housing 21 of the electronic eyeglass main body 2 are provided.

  The electronic glasses main body 2 includes a video camera device (not shown) and a display device having a display screen for displaying image data from the video camera device built in the housing 21. The housing 21 includes a display start button 21a for starting operations of a video camera device and a display device (not shown), and a power lamp 21b that is turned on when the display start button 21a is turned on to start the display operation. Is provided.

  The display device (not shown) includes a signal processing unit that receives image data of a subject photographed by a video camera device and performs predetermined signal processing, and image data that has undergone predetermined signal processing by the signal processing unit. A display image forming unit such as a liquid crystal display device (for example, a liquid crystal projection device) displayed by a light source based on the above, and screen light emission for emitting screen light by Maxwell's view based on image light from the display image forming unit A unit (not shown; display screen of the display device) and a power source (battery) that can supply power to each unit.

  On the other hand, when the magnifying adapter 4 is used, the subject image displayed on the display (display screen) is an image that is vertically and horizontally reversed with respect to the actual subject. ) Must be reversed. This switching may be performed by a switch in conjunction with the up and down rotation of the enlargement adapter 4. For example, when the protruding button of the automatic return switch is provided on the front end surface (end surface portion on the side of the enlargement adapter 4) of the housing 21 and the enlargement adapter 4 is lowered to the normal position (when the enlargement adapter 4 is used). The enlarged adapter 4 can be configured to switch to a reverse image by pressing (pressing) a protruding button of an automatic return switch (not shown).

  That is, an automatic return type switch (not shown) as an adapter position detecting means for detecting whether or not the enlarged adapter 4 is in a normal position is provided on the front end face side of the casing 21 of the electronic glasses main body 2 and is not shown. When the automatic return switch detects the normal position of the enlargement adapter 4 (when the enlargement adapter 4 pushes and pushes the protruding button of the automatic return switch), the signal processing unit of the device It has an image inversion processing unit that generates a subject image displayed on the display screen as a reverse image in which the top and bottom and left and right of the image are reversed like an actual subject.

  The Maxwell view screen light emitting unit condenses the image light emitted from the display screen of the display image forming unit on the pinhole of the pinhole plate with a condensing lens and is emitted from the pinhole. After the image light with high directivity is returned to a parallel light beam by a lens, the parallel light beam is squeezed by an eyepiece lens and converged in the user's pupil.

  The eyepiece 3 is made of a resin material such as silicon rubber or a metal material, and is attached so as to surround the periphery of the image light emitting portion on the front surface of the box, and has a high directivity image using Maxwell's view. The outer shape covers the periphery of the image light exit surface (image light exit portion; display screen) of the eyepiece so that the optical axis of the eyepiece (display screen) from which light is emitted is positioned at the center of the pupil. Yes. Accordingly, by placing the outer peripheral edge of the eyepiece 3 around the eye, the positional relationship between the eyepiece (display screen) and the pupil, that is, the vertical and horizontal directions of the eye with respect to the image light exit surface of the eyepiece and the depth direction. Positioning can be easily performed. The central optical axis of the display screen (the visual axis of the electronic glasses main body 2) and the central optical axis C1 of the photographing lens of the video camera device are arranged in series in the front-rear direction.

  As shown in FIG. 2, the expansion adapter 4 is a frame body fixing portion having a rectangular outer shape as a fixing member that can be externally fitted to and fixed to the housing 21 having a quadrangular outer shape (may be a circle or an ellipse). 41, a cover body 42 that is opened in two orthogonal directions, a close-up lens 43 that is a convex lens fixed inside the cover body 42, and one cover body 42 that is fixed inside the cover body 42 and opened. A plane mirror 44 for reflecting light from the side (perpendicular line C perpendicular to the surface of the material X) to the video camera device side through the close-up lens 43 on the other open side (direction of the visual axis C1 toward the close-up lens 43); And a hinge 45 as a connecting member that is provided by connecting the cover body 42 and the frame body fixing portion 41 and that allows the cover body 42 to be rotated in the vertical direction with respect to the frame body fixing portion 41. To have.

  The frame body fixing portion 41 is formed of a rectangular frame body 41a. A screw hole is provided at the center of one side of the frame body 41a, and the screw 41b is screwed into the screw hole so that the tip of the screw 41b is prevented from coming off. A rod body 41c (bar member) is provided as a pressing member that is loosely fitted in this state and can be fixed by pressing the outer surface of the housing 21. The longitudinal direction of the rod body 41c is provided in parallel with the direction of one side of the frame body 41a.

  The stand 5 includes a base plate 51 and a support bar 52 that is provided on the base plate 51 and supports the electronic glasses main body 2 as a support member. That is, a screw hole (or hole) is provided on the lower end surface of the grip portion 22 of the electronic glasses main body 2, and a screw thread (or fitting projection) is provided at the tip of the support rod 52. The main body 2 can be connected and fixed.

  With the above configuration, Maxwell vision can be obtained simply by pressing the periphery of the eye against the eyepiece unit 3 and aligning the position of the display screen (eyepiece lens) of the screen light emitting unit with Maxwell vision with respect to the pupil of the eye. The convergence point of the image light emitted from the image light emission surface and the pupil can be easily and stably matched from the beginning.

  That is, since the enlargement adapter 4 and the stand 5 and the electronic glasses main body 2 in which the video camera device as an image input device is integrated are integrated with each other, the user can use the video camera device on the desk without using a hand. It can be used as a visual assisting device for low-sighted people such as enlarging document X and newspapers to view captured images, reading books, and writing.

  In order to increase the enlargement ratio, it is only necessary to approach and increase the focal length, but the distance at which the closest distance called the closest distance can be photographed is determined by the lens. In order to photograph a subject at a short distance beyond this, it is necessary to attach a close-up lens 43, which is a convex lens, in front of the photographing lens of the video camera device.

  The direction of the visual axis C1 when viewing the display (display screen) from the eyepiece 3 is the same direction as the photographing lens of the video camera device (the central optical axis of the display screen coincides with the central optical axis of the photographing lens). Furthermore, as is well known, the electronic eyeglass device 1 using Maxwell's vision requires a narrow range within a few millimeters of alignment between the pupil and the optical axis of the display (display screen). In order to use it for a long time, it is necessary for the user to take a natural and comfortable posture as much as possible.

  In order to view a book, magazine, newspaper, document, or the like that is placed on the desk, the user needs to take the natural and easy posture described above, and therefore needs to bend the optical path by the plane mirror 44 and view the subject. For this purpose, the magnifying adapter 4 in which the plane mirror 44 and the close-up lens 43 are integrated is mounted in front of the photographing lens of the video camera device, thereby increasing the magnification ratio of the materials placed at hand and making the posture easy. The display (display screen) can be viewed from the eyepiece 3. At this time, writing to the material X is also possible.

The expansion adapter 4 can be attached to or detached from the housing 21 of the electronic glasses main body 2 with a screw 41b. If the expansion adapter 4 is flipped up by a hinge 45, the electronic glasses main body can be used as a scope-type electronic glasses. 2 can be easily attached to the stand 5 or the electronic glasses main body 2 can be removed from the stand 5 and a distant subject can be seen clearly and greatly by the function of the zoom lens.
(Embodiment 2)
FIG. 3 is a perspective view showing a configuration example of an electronic eyeglass device according to Embodiment 2 of the present invention. In addition, the same member number is attached | subjected to the member which show | plays the effect similar to the structural member of FIG.

  In FIG. 3, a video camera device as an image input device is housed in a front portion of a housing 21 in an electronic eyeglass device 1A according to the second embodiment, and image light with high directivity using Maxwell's view is emitted from a display unit (display). The display screen of the apparatus; an eyepiece) can be emitted, and the casing 21 is bent in a substantially L shape (pistol shape) to cover the periphery of the electronic glasses main body 2 having the grip portion 22 and the image light emitting portion. An eyepiece 3 that can fix the position of the eyes, an enlargement adapter 4A that is provided in front of the video camera device and is detachably provided at the front of the housing 21, and both sides of the housing 21 of the electronic glasses main body 2 And a stand 5A for holding the surface from above.

  The difference between the expansion adapter 4A and the expansion adapter 4 of the first embodiment is that the flat mirror 44 is inclined so as to reflect at an obtuse angle with the perpendicular C to the surface of the material X placed on the base plate 51A (inclined downward obliquely). ). As a result, the user can easily see the visual axis (optical axis) C1 tilted downward with respect to the horizontal line. Further, the expansion adapter 4A is provided to be connected between the cover body 42A and the frame body fixing portion 41 in place of the hinge 45 of the first embodiment, and the cover body 42A is vertically connected to the frame body fixing portion 41. The connecting member 45A is made of a resin or a skin member that can rotate in the direction.

  The stand 5A has a base plate 51A, a support bar 52A that is erected at the center of the rear edge on the base plate 51A and bent in a substantially L shape on the near side, and the support bar 52A. The electronic glasses main body 2 has a side plate 53A that can be supported by sandwiching the casing 21 from both sides, and an XY table 54 on which the material X is placed and can be moved electrically or manually in the vertical and horizontal directions. ing.

  When the XY table 54 is electrically operated, it may be moved intermittently by a predetermined distance in the X direction or the Y direction each time a switch (not shown) is operated.

With the configuration described above, the electronic glasses main body 2 can be installed while being tilted downward, so that it is easy to read the material X, and the user's posture becomes more natural and easy. Moreover, if both side plates 53A are removed from the electronic glasses main body 2 and the enlargement adapter 4A is flipped up, it becomes a pistol type electronic eyeglass with the gripping portion 22, and the range of the pupil of the eye holding the gripping portion 22 with one hand. The convergence point of Maxwell's view is easily and stably adjusted inside and easy to handle.
(Embodiment 3)
FIG. 4 is a perspective view showing a configuration example of an electronic eyeglass device according to Embodiment 3 of the present invention. In addition, the same member number is attached | subjected to the member which show | plays the effect similar to the structural member of FIG.

  In FIG. 4, the electronic eyeglass device 1B according to the third embodiment includes a video camera device as an image input device housed in the upper front side of the housing 21B, and emits image light with high directivity using Maxwell's view. The position of the eye covering the periphery of the compact and video camera-shaped (thick rectangular parallelepiped) electronic eyeglass main body 2B and the rectangular image light emitting portion. Is provided on the front upper side of the video camera device, and is detachably provided on the front part of the housing 21B by a frame fixing part 41B (frame, screw and rod). The expansion adapter 4B and the bottom surface side (narrow surface) of the housing 21B of the electronic glasses main body 2B are fastened (or fitted) with a screw portion (or a concave portion and a convex portion) composed of a female screw and a male screw and held. Command 5 and a (base plate 51 and the support rods 52) and.

  The electronic glasses main body 2B is detachably attached to the stand 5, and the casing 21B of the electronic glasses main body 2B is configured in a rectangular parallelepiped video camera shape as a grip portion for holding the electronic glasses main body 2B by hand. .

  As a modification of the vertical (vertical scope type) electronic spectacle device of FIG. 4, FIG. 5 shows a horizontal (horizontal scope type) electronic spectacle device 1C.

  In this electronic eyeglass device 1C, a video camera device as an image input device is accommodated in the right side (inside or in the center) of the front portion of the housing 21B, and image light with high directivity using Maxwell's view is emitted ( The display screen of the display device; an eyepiece) can be emitted from the electronic eyeglass main body 2B in a compact and video camera shape (thick rectangular parallelepiped shape) and the periphery of the rectangular image light emitting portion to position the eye. An eyepiece 3B for fixing and provided on the front right side of the video camera device and detachably provided on the front right side of the housing 21B by a frame fixing part 41C (frame body, screw and rod). The enlarged adapter 4C and the bottom surface side (wide surface) of the housing 21B of the electronic eyeglass main body 2B are fastened (or fitted) with a screw portion (or a concave portion and a convex portion) made of a female screw and a male screw and held. Stand 5 and a (base plate 51 and the support rods 52) and.

  The electronic eyeglass device 1B or 1C described above becomes an electronic eyeglass of a compact scope type that can be portable if the stand 5 is removed if the enlargement adapter 4B or 4C is flipped up. In this case, instead of the stand 5, the support rod of the stand member is configured to fix the casing 21 </ b> B so as to be pivotable in the vertical direction from both sides with pins, and the illustration in the enlargement adapter 4 </ b> B or 4 </ b> C is shown. If the installation angle of the flat mirror 44 that is not to be changed is indicated, the electronic glasses main body 2B can be held and fixed at an easy-to-see angle.

  As described above, according to the first to third embodiments, the plane mirror 44 and the close-up lens 43 that change the optical path of the subject light to enlarge the image of the subject light and the plane mirror 44 and the close-up lens 43 are held. Enlargement adapter 4 (or 4A, 4B, 4C) having a cover body 42 (or 42A) for covering and a frame body fixing portion 41 (or 41B, 41C) capable of fixing the cover body 42 (or 42A) to the electronic glasses main body 2 ), A video camera device that can shoot subject light from the expansion adapter 4 (or 4A, 4B, 4C), and the video camera device are housed inside, and based on an image signal from the video camera device An image of the subject is displayed and image light with high directivity using Maxwell's view is emitted from the display screen of the display device. Enabling the electrons to be spectacle body 2 (or 2B), and a stand 5 (or 5A) which can be fixed by supporting the electronic spectacle body 2 (or 2B). As a result, for example, an enlargement adapter 4 (or 4A, 4B, 4C) is provided for changing the optical path of the subject light such as the document X on the desk in the direction of the visual axis viewed by the user and enlarging the image of the subject light. The electronic glasses main body 2 (or 2B) in which the video camera device for photographing the subject light from the magnifying adapter 4 (or 4A, 4B, 4C) is supported by the stand 5 (or 5A), so that reading and writing are possible. A certain enlargement ratio can be obtained, and the user can easily use a certain amount of time.

  In the first and second embodiments, the expansion adapter 4 or 4A, 4B, and 4C are configured to be attachable to and detachable from the casing 21 or 21B of the electronic glasses main body 2 or 2B by the screw 41b. Not limited to this, the expansion adapter 4 or 4A, 4B, 4C can be removed from the stands 5, 5A with one touch (spring type or the like). For example, both side plates 53A are made of springy strips, and the lower ends of the strips are folded inward to hold the expansion adapters 4 and 4A, against the urging force of each strip. If each strip is opened, the expansion adapters 4 and 4A can be easily detached from the side plates 53A with one touch. If the magnifying adapters 4 and 4A are flipped up, the function returns to the function of the scope-type electronic glasses, and a distant subject can be seen greatly and clearly by the function of the zoom lens.

  In the first to third embodiments, the electronic glasses main body 2 or 2B has been described for one eye. However, the present invention is not limited to this, and can be used for both eyes as long as the left and right parts are connected together. For example, the electronic glasses main body 2 or 2B of Embodiments 1 to 3 are provided in series and configured for both eyes, so that not only a healthy person but also a low vision person can separately use the left and right eyes. The present invention can also be applied to a stereoscopic (3D) image in which an image is viewed with parallax and the depth is felt.

  Further, although not specifically described in the first to third embodiments, the optical system constituting the display screen (display) of the display device is naturally integrated with the control circuit, the power source (battery, etc.) and the camera device. It is made compact so that it can be operated with one hand.

  In addition, a video interface may be provided as an input / output interface so that it can be used only as a display. The video interface may have an input terminal for receiving an external video input signal. Furthermore, an external memory interface as an input / output interface that can be applied to a memory as a video storage medium as a low vision camera may be provided. As a result, an image from the memory can be displayed on the display screen, and a photographed image can be stored in the memory. Furthermore, a TV (television) tuner can be built in and a TV screen can be directly viewed.

  Further, in the first embodiment, a screw hole is provided in the end face of the grip portion 22 of the electronic glasses main body 2, a screw thread is provided in the tip portion of the support rod 52, and the electronic glasses main body 2 is connected and fixed to the support rod 52. However, the present invention is not limited to this, and the case 21 of the electronic glasses main body 2 can be supported by sandwiching the support rod 52 from both sides with both side plates as a main body support member. That is, it may be provided with both side plates as a main body support member attached to the support rod 52 and sandwiching the support rod 52 from both sides to support the housing 21 of the electronic glasses main body 2. Further, the casing 21 of the electronic glasses main body 2 may be configured to be pivotable up and down around the pin members provided on the both side plates. Instead of the both side plates, the outer peripheral portions of the both side plates are configured to be round. In addition, a grip portion that is easily grasped by a hand may be provided.

  As mentioned above, although this invention has been illustrated using preferable Embodiment 1-3 of this invention, this invention should not be limited and limited to this Embodiment 1-3. It is understood that the scope of the present invention should be construed only by the claims. It is understood that those skilled in the art can implement an equivalent range based on the description of the present invention and the common general technical knowledge from the description of specific preferred embodiments 1 to 3 of the present invention. Patents, patent applications, and documents cited herein should be incorporated by reference in their entirety, as if the contents themselves were specifically described herein. Understood.

  The present invention relates to an enlargement adapter used for viewing characters and images, and in the field of electronic eyeglass devices equipped with a display device for projecting image light directly onto the retina through the pupil using Maxwell vision. , You can continue reading and writing for a certain amount of time without having to support your electronic glasses by hand. In addition, it is possible to observe the material at hand and the material at a long distance with a simple enlargement and simple operation, see the image by the video signal for low vision, and the surrounding environment such as the hand and the long distance. An electronic eyeglass device that can be easily looked over can be obtained.

It is a perspective view which shows the structural example of the electronic spectacles apparatus which concerns on Embodiment 1 of this invention. (A) is a perspective view when the enlargement adapter of FIG. 1 is seen from obliquely above, and (b) is a perspective view when the enlargement adapter of FIG. 1 is seen from obliquely below. It is a perspective view which shows the structural example of the electronic spectacles apparatus which concerns on Embodiment 2 of this invention. It is a perspective view which shows the structural example of the electronic spectacles apparatus which concerns on Embodiment 3 of this invention. It is a perspective view which shows the modification of the electronic spectacles apparatus of FIG.

Explanation of symbols

1,1A, 1B, 1C Electronic glasses device 2,2B Electronic glasses main body 21,21B Housing 22 Grip part (grip part)
3, 3B Eyepiece 4, 4A, 4B, 4C Enlargement Adapter 41, 41B, 41C Frame Fixing Part 41a Frame 41b Screw 41c Rod 42, 42A Cover Body 43 Close-up Lens 44 Flat Mirror 45 Hinge 45A Connecting Member 5 , 5A Stand 51, 51A Base plate 52, 52A Prop bar 53A Both side plates

Claims (13)

  A plane mirror and close-up lens for changing the optical path of the subject light and enlarging the image of the subject light, a cover body for holding and covering the plane mirror and the close-up lens, and the cover body can be fixed to the electronic glasses main body An expansion adapter for electronic glasses equipped with a fixing member.   The fixing member includes a frame body that can be externally fitted to the outer shape of the electronic glasses main body, a screw that is screwed into a screw hole at a central portion of one side of the frame body, and a tip portion of the screw that is prevented from coming off. The expansion adapter for electronic glasses according to claim 1, further comprising a pressing member that is loosely fitted in a state and capable of pressing the surface of the outer shape.   The expansion adapter for electronic glasses according to claim 2, further comprising a connecting member for rotatably connecting the cover body to the frame body. An electronic spectacle device using a display device for projecting an image on the retina through the pupil of the eye by Maxwell vision,
The electronic eyeglass enlargement adapter according to any one of claims 1 to 3, an image input device capable of photographing subject light from the electronic eyeglass enlargement adapter, and the image input device housed therein, the image An electronic eyeglass body that displays an image of a subject based on an image signal from an input device and that can emit image light with high directivity using the Maxwell view from a display screen of the display device, and the electronic eyeglass An electronic eyeglass device including a stand member that supports and can be fixed to the main body.   5. The stand member includes a base plate, a column member standing on the base plate, and a body support member attached to the column member and capable of supporting the electronic glasses body. Electronic glasses device as described in 1.   The electronic eyeglass device according to claim 4, wherein the stand member includes a base plate and a support member that is erected on the base plate and can support the electronic eyeglass main body.   7. The stand member according to claim 5 or 6, wherein the visual axis of the electronic glasses main body is parallel to the bottom surface of the base plate or the visual axis is inclined so that the front side of the visual axis is separated. Electronic glasses device.   The electronic glasses main body is detachably attached to the stand portion, and a housing for holding the electronic glasses main body by a hand is provided on a housing of the electronic glasses main body. Electronic glasses device as described in 1.   The electronic glasses main body includes at least one of an input interface that allows an image signal to be externally input and display an image on the display screen, and an output interface that enables an image signal captured by the image input device to be externally output. The electronic eyeglass device according to claim 4, wherein   The display device forms a display image based on a signal processing unit that enables signal processing of an image signal from the image input device or the outside, and an image signal that has been subjected to predetermined signal processing by the signal processing unit. 5. The image forming unit according to claim 4, further comprising: an image forming unit; and an image light emitting unit configured to emit image light with high directivity using Maxwell's view from the display screen using display image light from the display image forming unit. Electronic glasses device. Adapter position detecting means for detecting whether or not the electronic eyeglass enlargement adapter is disposed at a regular position;
When the adapter position detecting means detects the normal position of the electronic eyeglass enlargement adapter, the signal processing unit converts the subject image displayed on the display screen to the top, bottom, left and right of the image like an actual subject. The electronic eyeglass device according to claim 10, further comprising an image inversion processing unit that generates an image in which the image is inverted.   The adapter position detecting means is composed of an automatic return type switch, and when the electronic eyeglass enlargement adapter is lowered to a normal position, the projecting button of the automatic return type switch is moved by the electronic eyeglass enlargement adapter. The electronic eyeglass device according to claim 11, wherein the electronic eyeglass device detects that the electronic eyeglass enlargement adapter is in the normal position when pressed.   The electronic eyeglass device according to claim 4, wherein the electronic eyeglass main body is configured for one eye or for both eyes.

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