Abstract: A detection device (50) includes an input device (30) and a detector (15). The input device (30) in the detection device (50) receives input of image information output from a camera (11). The detector (15) performs a detection process to detect positions of eyes (5a) of a user (13). The detector (15) performs, as the detection process, a first process to detect first positions of the eyes (5a) based on the image information by template matching, and a second process to detect a position of a face (5) based on the image information by template matching and detect second positions of the eyes (5a) based on the detected position of the face (5).

Abstract: A three-dimensional display device includes a display panel including an active area to display, in the active area, a composite image including a first image and a second image having parallax with respect to the first image, a parallax barrier that defines a traveling direction of image light emitted from the active area, a position obtainer that obtains a position of a first eye of a viewer and a position of a second eye of the viewer different from the first eye, and a controller that causes the active area to display the composite image based on the positions of the first and second eyes. The active area includes multiple subpixels. The controller divides a screen of the display panel into multiple areas each having a specific reference index, and changes a parallax image with respect to the reference index.

Abstract: A driving support system includes a three-dimensional (3D) projector and a driver monitoring apparatus. The driver monitoring apparatus and the 3D projector share a camera system. A camera captures an image of a driver of a vehicle, divides the captured image into a plurality of divisional captured images, and transmits the plurality of divisional captured images separately. A first controller performs a first detection process to detect first information associated with a position of an eye of the driver in response to receiving at least one of the plurality of divisional captured images from the camera. A second controller generates, in response to receiving all of the plurality of divisional captured images from the camera, a captured image by composition, and performs a second detection process to detect second information associated with a driving state of the driver.

Abstract: A 3D display device includes a display panel, a barrier, a detector, and a controller. The display panel displays a parallax image including a first image and a second image having parallax with respect to the first image. The barrier defines a traveling direction of image light of the parallax image to generate parallax between first and second eyes of a user. The detector captures an image of a face of the user viewing the parallax image. The controller generates a first reference image by combining the first and second images different from each other based on an index defining an arrangement of the first and second images to be displayed on the display panel, causes the display panel to display the first reference image, and adjusts the index based on the image of the face of the user captured by the detector onto which the reference image is projected.

Abstract: A three-dimensional display system, a head up display system, and a mobile object including a head up display system include a display apparatus, barrier, detection apparatus, and controller. The display apparatus has subpixels arranged in a grid along orthogonal first and second directions and displays left- and right-eye images respectively in first subpixels and second subpixels separated by a display boundary from among the subpixels. The barrier has a light shielding region that shields the left-eye image and the right-eye image, and a light transmitting region that causes at least part of the left-eye image to reach a left eye of a user and at least part of the right-eye image to reach a right eye of the user. The detection apparatus detects the left and right eye positions. The controller moves the display boundary based on at least a change in the positions of the left and right eyes.

Abstract: A three-dimensional (3D) projector includes a 3D display device and a camera. The 3D display device includes a backlight, a display including a display surface, a barrier, and a controller. The camera has an imaging direction that may be a direction of the image light emitted from the display or may be different from the direction of the image light. With the imaging direction of the camera being different from the direction of the image light, the controller performs a process to correct distortion on a captured image output from the camera with reference to the direction of the image light.

Abstract: A three-dimensional display device includes a display panel, a barrier panel, and a controller that controls the display panel and the barrier panel. The controller defines multiple first image areas and multiple second image areas in the display panel, causes the first image areas to be at first intervals in a first direction, causes displaying of a first image viewable by a first eye of a user in the first image areas and a second image viewable by a second eye of the user in the second image areas, defines, in the barrier panel, multiple first transmissive areas transmissive to the image light at a first transmissivity and multiple second transmissive areas transmissive to the image light at a second transmissivity, causes the first transmissive areas to be at second intervals in the first direction, and performs an irregular process at third intervals in the first direction.

Abstract: A viewpoint detector includes an imager that captures an image of an eye of a user and outputs the captured image, and a controller that detects a viewpoint of the user based on the captured image. The controller detects a position of the viewpoint from the captured image, and corrects the detected position of the viewpoint to a corrected viewpoint position with a conversion table.

Abstract: A three-dimensional display apparatus comprises a display panel (display element) and a parallax barrier (optical element). The display panel displays a left-eye image and a right-eye image respectively in first subpixels and second subpixels. The parallax barrier transmits at least part of the left-eye image toward the left eye, and at least part of the right-eye image toward the right eye. A first certain number of the first subpixels and of the second subpixels are each successively arranged in each column. A region in which the first subpixels are arranged and a region in which the second subpixels are arranged are displaced from each other by a second certain number between two adjacent columns. The first certain number is greater than the second certain number and is not a multiple of the second certain number.

Abstract: An image display system includes a display, a barrier, a second mirror that has a changeable reflection angle for reflecting and projecting image light, a first controller that controls a change in the reflection angle, a camera that captures an image of a face of a driver, and a second controller that clips out a target area from a captured image output from the camera. The second controller shifts the target area as the first controller changes the reflection angle.

Abstract: An interocular distance measurement method is implementable by a three-dimensional display device including a display, a barrier, a detector, and a controller. The display displays a parallax image. The barrier provides parallax between eyes of a user. The detector detects a position of a face of the user. The method includes displaying an image, detecting a first position, detecting a second position, and calculating an interocular distance. The displaying an image includes displaying an image for interocular distance measurement. The detecting a first position includes detecting a first position of the face of the user in response to an instruction from the user. The detecting a second position includes detecting a second position of the face of the user in response to an instruction from the user. The calculating an interocular distance includes calculating an interocular distance of the user based on the first and the second positions.

Abstract: A head-up display includes a first panel, a second panel, and an optical system. The first panel includes first subpixels arranged at a first pitch in a parallax direction, in which direction binocular parallax is provided to user's eyes. The second panel includes second subpixels arranged at a second pitch in the parallax direction. The second panel is placed along the first panel. The second panel is configured to produce, based on an image displayed on the first panel, a parallax image for providing binocular parallax to the user's eyes. The optical system enables the parallax image to be provided in enlarged dimension to the user's eyes. The first pitch and the second pitch are equal to each other.

Abstract: A detection device includes a camera and a detector. The camera captures an image of a human face. The detector detects a position of a human eye based on the captured image output from the camera by template matching.

Abstract: A camera apparatus includes a windshield and a camera. The camera captures an image of at least an eye of a driver of a movable body through the windshield.

Abstract: A display device includes: a display panel configured to display a parallax image including a first image to be viewed by a first eye of a user and a second image to be viewed by a second eye of the user; and an optical member including a plurality of optical elements arranged along a predetermined direction which includes a component in a parallax direction of the first eye and the second eye. A beam direction of the parallax image is defined by the plurality of optical elements. The display panel includes a plurality of subpixels including a plurality of minipixel. Each of the minipixels included in the plurality of subpixels is configured to be able to display different images.

Abstract: A three-dimensional display device includes a display panel, a parallax barrier, an acquisition section, a memory, and a controller. The display panel is configured to display a parallax image and emit image light corresponding to the parallax image. The parallax barrier includes a surface configured to define a direction of image light. The acquisition section is configured to acquire positional data indicating eye positions from a detection device which is configured to detect eye positions based on photographed images which are acquired from a camera which is configured to image user's eyes. The memory is configured to store the positional data which are acquired by the acquisition section. The controller is configured to output predicted eye positions based on the positional data stored in the memory, and cause the display panel to display the parallax image, based on the predicted eye positions.

Abstract: A head-up display system includes a first projection module, a second projection module, and a first reflective optical element. The first projection module projects a first image. The second projection module projects a second image. The first reflective optical element reflects at least a part of the first image and at least a part of the second image. The first projection module includes a first display panel that displays the first image and projects the first image toward the first reflective optical element. The second projection module includes a second display panel that displays the second image, and an optical system that directs the second image toward the first reflective optical element.

Abstract: A head-up display and a movable body can display a virtual image viewable at a position nearer a user. The head-up display includes a display device that displays a first image and emits image light from the first image in a first direction, a first optical member located in the first direction from the display device, and a second optical member located between the display device and the first optical member in the first direction. The second optical member reflects the first image in a first plane direction and a second plane direction and displays a virtual image of the first image in a space between the first optical member and a user.

Abstract: A controller is configured to determine a position of an object point in a real space, based on a cornea image of a first eye and a cornea image of a second eye of a user who is viewing the object point, in a captured image generated by imaging the first and second eyes of the user by an imaging device.

Abstract: A head-up display includes a display panel, a reflective optical element, a controller, and an obtainer. The display panel displays a first image. The reflective optical element reflects image light from the first image displayed by the display panel. The controller controls a position at which the first image is displayed on the display panel. The obtainer obtains, as positional information, a position of an eye of a user. The controller changes the position at which the first image is displayed on the display panel in accordance with the positional information.