JP2004080679A5 - - Google Patents

Claims (16)

A head that is connected and held in the vicinity of either the left ear or the right ear of the user in a head mounted article that is detachably attached to the head by holding at least the left and right sides of the user's head. A wearable image display device,
A display unit that forms an image display surface based on a video signal on or near the visual axis of one of the left and right eyes of the user;
An arm that is connected to the display unit and the vicinity of either the left ear or the right ear of the user in the head-mounted article, and has a length for disposing at least the display unit in the vicinity of the one eye of the user;
A position where one side surface portion of the display unit and one end portion of the arm are connected to each other; a position where a vertical center line of the display surface of the side surface portion of the display unit is extended; A first coupling mechanism unit coupled at a central position in the arm width direction at the one end ;
Provided at a portion where the other end of the arm and the vicinity of either the user's left ear or right ear in the head-mounted article are connected, and the user's left ear or right in the head-mounted article A second connection mechanism portion connected at a center position in the width direction of any of the vicinity of the ear and a center position in the arm width direction at the other end on the arm side ;
With
The head is characterized in that the first connection mechanism and the second connection mechanism are connected so that the display unit has at least a degree of freedom in a vertical movement direction and a vertical rotation direction with respect to the one eye. Wearable image display device. The first connection mechanism unit is connected so that the display unit has at least a degree of freedom in the vertical rotation direction with respect to the one eye, and can be stopped at an arbitrary position after adjusting the orientation of the display unit.
The second connection mechanism is connected to the face surface near the one eye so as to have at least a degree of freedom in the vertical rotation direction, and can be stopped at an arbitrary position after adjusting the orientation of the display unit.
The head-mounted image display device according to claim 1. At least one of the first coupling mechanism and the second coupling mechanism is orthogonal to an axis that rotates the display unit in the vertical direction of the face, and is separated from the proximity direction with respect to the face surface near the one eye. The head-mounted image display device according to claim 1 , further comprising a biaxial coupling mechanism that has a shaft that pivots in the far direction and has a degree of freedom of 2 in the pivoting direction. At least one of the first coupling mechanism part and the second coupling mechanism part includes a four-spherical coupling mechanism in which at least one surface of the connection portion has a spherical shape and the degree of freedom in the rotation direction is 3. The head-mounted image display device according to any one of claims 1 to 3 . The spherical shape of the spherical coupling mechanism used in the first coupling mechanism section and the second coupling mechanism section is a range in which the spherical shape of at least the display unit of the display unit can be freely moved within a range close to an angle perpendicular to the visual axis of the eye. The head-mounted image display device according to claim 4 , wherein the head-mounted image display device is formed by: Said arm, said first connection mechanism and said at least one portion of the second coupling mechanism, according to claim 1, characterized in that it comprises a sliding portion for adjusting the longitudinal direction of the length of the arm head-mounted image display apparatus according to any one of to 5. The head-mounted image according to any one of claims 1 to 6 , wherein the display unit has the display surface, the light source, and the optical component arranged in a lateral direction of the face and has a shape elongated in the lateral direction. Display device. Separately from the display unit, when providing a drive circuit unit for forming an image based on a video signal on the display surface of the display unit,
The head-mounted image display device according to claim 1 , wherein the drive circuit unit is installed at an arbitrary position of the head-mounted article. The second connecting mechanism section is configured such that when the display unit is used at a position near the visual axis of one eye of the user, the holding angle of the arm with respect to the head holding member is set. It is possible to set an angle corresponding to both of the case where the other eye is used near the visual axis of the other eye and to be connected so as to be rotatable around the set angle. The head-mounted image display device according to claim 1 . When the display unit is used at a position close to the visual axis of one eye of the user and when the display unit is used at a position close to the visual axis of the other eye of the user, The head-mounted image display device according to claim 9 , wherein the image displayed on the screen is inverted upside down. The head-mounted image display device according to claim 10 , wherein the drive circuit unit includes a changeover switch that reverses an image displayed on a display surface of the display unit. Any claim 1 to 11, characterized by using a connecting member for connecting said second coupling mechanism, and any near portion of the left ear or the right ear of the user in the head dressing A head-mounted image display device according to claim 1. The second connecting mechanism part, according to any of claims 1 to 11, characterized in that it is formed integrally with either the vicinity of the left ear or the right ear of the user in the head dressing Head-mounted image display device. The head-mounted image display device according to claim 1 , wherein the head-mounted product has an audio headphone shape having an ear pad that covers an outer ear. The head-mounted image display device according to claim 1 , wherein the head-mounted article has a helmet shape that covers at least the upper part of the head from both ears. The head according to any one of claims 1 to 15 , wherein a sound generation device that outputs sound related to a display image of the head-mounted image display device is provided inside the second coupling mechanism portion. Part-mounted image display device.