Abstract: A light field display device comprising at least one multiplexed light field display module, the multiplexed light field display module comprising a view image generator, a waveguide, and a set of shutters spatially distributed along the waveguide, the view image generator optically coupled to the waveguide, the waveguide optically coupled to each shutter, the view image generator operable to generate a set of beams of light from one of a set of view images, the waveguide configured to transmit the set of beams along its length via internal reflection, each shutter operable to be switched between a closed state and an open state, the closed state of the shutter configured to prevent the beams from escaping the waveguide, the open state of the shutter configured to allow the beams to escape the waveguide, the module operable to generate, over time, the set of beams from a different one of the set of view images, and to open, over time, a different subset of the set of shutters, thereby to allow the set of beam

Abstract: A head-mounted light field display device, the device comprising at least one multiplexed light field display module adapted to face an eye of a viewer wearing the device, the multiplexed light field display module comprising a light field view image generator and a waveguide with a set of shutters, the light field view image generator operable to generate, over time, a set of beams of light from a different one of a set of light field view images, the shuttered waveguide operable to transmit the set of beams and to open, over time, a different subset of the set of shutters, the subset corresponding to a position associated with the view image, thereby to emit the set of beams via the subset, thereby to display to the viewer a time-varying optical light field representative of the set of view images.

Abstract: A light field display device comprising at least one multiplexed light field display module, the multiplexed light field display module comprising a view image generator, a waveguide, and a set of shutters spatially distributed along the waveguide, the view image generator optically coupled to the waveguide, the waveguide optically coupled to each shutter, the view image generator operable to generate a set of beams of light from one of a set of view images, the waveguide configured to transmit the set of beams along its length via internal reflection, each shutter operable to be switched between a closed state and an open state, the closed state of the shutter configured to prevent the beams from escaping the waveguide, the open state of the shutter configured to allow the beams to escape the waveguide, the module operable to generate, over time, the set of beams from a different one of the set of view images, and to open, over time, a different subset of the set of shutters, thereby to allow the set of beam

Abstract: A method of creating a orthomosaic of a corridor area, the corridor area at least partially described by a corridor path, the method comprising flying an aircraft along a primary flight line approximating the corridor path and capturing a sequence of primary images; flying the aircraft along a secondary flight line substantially parallel to the corridor path and capturing a sequence of secondary images; identifying, in the primary images and secondary images, common features corresponding to common ground points; estimating, via bundle adjustment and from the common ground points, an exterior orientation associated with each primary image and a three-dimensional position associated with each ground point; orthorectifying, using at least some of the exterior orientations and at least some of the three-dimensional ground point positions, at least some of the primary images; and merging the orthorectified primary images to create the orthomosaic.

Abstract: A head-mounted light field display device, the device comprising at least one multiplexed light field display module adapted to face an eye of a viewer wearing the device, the multiplexed light field display module comprising a light field view image generator and a waveguide with a set of shutters, the light field view image generator operable to generate, over time, a set of beams of light from a different one of a set of light field view images, the shuttered waveguide operable to transmit the set of beams and to open, over time, a different subset of the set of shutters, the subset corresponding to a position associated with the view image, thereby to emit the set of beams via the subset, thereby to display to the viewer a time-varying optical light field representative of the set of view images.

Abstract: A system for capturing aerial images, the system comprising at least one camera unit, the at least one camera unit comprising at least one detail camera, the pointing direction of the at least one detail camera time-multiplexed via a steerable mirror to implement a virtual array of cameras with overlapping fields of view, thereby to allow the at least one detail camera to capture an extended field of view.

Abstract: A system for capturing aerial images, the system comprising four steerable detail camera modules, each steerable detail camera module comprising a detail camera and a beam-steering mechanism in an optical path of the detail camera module whereby the pointing direction of the detail camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a first steerable mirror.

Abstract: A system for capturing aerial images, the system comprising four steerable detail camera modules, each steerable detail camera module comprising a detail camera and a beam-steering mechanism in an optical path of the detail camera module whereby the pointing direction of the detail camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a first steerable mirror.

Abstract: The present invention provides a light field display device (300) comprising an array of light field display elements (310) populating a display surface, each display element (310) comprising: a beam generator (522) for generating an output beam of light; a radiance modulator (524) for modulating the radiance of the beam over time; a focus modulator (530) for modulating the focus of the beam over time; and a scanner (504, 506) for scanning the beam across a two-dimensional angular field.

Abstract: A system for capturing aerial images, the system comprising at least one steerable camera module, the steerable camera module comprising a camera and a beam-steering mechanism in the optical path of the camera module whereby the pointing direction of the camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a steerable mirror tilted with respect to an optical axis of the camera module, the steerable mirror adapted to spin about the optical axis to effect beam steering.

Abstract: The present invention provides a light field display device (300) comprising an array of light field display elements (310) populating a display surface, each display element (310) comprising: a beam generator (522) for generating an output beam of light; a radiance modulator (524) for modulating the radiance of the beam over time; a focus modulator (530) for modulating the focus of the beam over time; and a scanner (504, 506) for scanning the beam across a two-dimensional angular field.

Abstract: A system for capturing aerial images, the system comprising at least one camera unit, the camera unit comprising a plurality of steerable detail camera modules, each steerable detail camera module comprising a detail camera and a beam-steering mechanism in the optical path of the camera whereby the pointing direction of the camera is time-multiplexed to provide a wider effective field of view.

Abstract: A method of creating a orthomosaic of a corridor area, the corridor area at least partially described by a corridor path, the method comprising flying an aircraft along a primary flight line approximating the corridor path and capturing a sequence of primary images; flying the aircraft along a secondary flight line substantially parallel to the corridor path and capturing a sequence of secondary images; identifying, in the primary images and secondary images, common features corresponding to common ground points; estimating, via bundle adjustment and from the common ground points, an exterior orientation associated with each primary image and a three-dimensional position associated with each ground point; orthorectifying, using at least some of the exterior orientations and at least some of the three-dimensional ground point positions, at least some of the primary images; and merging the orthorectified primary images to create the orthomosaic.

Abstract: A system for capturing aerial images, the system comprising four steerable detail camera modules, each steerable detail camera module comprising a detail camera and a beam-steering mechanism in an optical path of the detail camera module whereby the pointing direction of the detail camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a first steerable mirror.

Abstract: A light field display device comprising at least one multiplexed light field display module, the multiplexed light field display module comprising a view image generator, a waveguide, and a set of shutters spatially distributed along the waveguide, the view image generator optically coupled to the waveguide, the waveguide optically coupled to each shutter, the view image generator operable to generate a set of beams of light from one of a set of view images, the waveguide configured to transmit the set of beams along its length via internal reflection, each shutter operable to be switched between a closed state and an open state, the closed state of the shutter configured to prevent the beams from escaping the waveguide, the open state of the shutter configured to allow the beams to escape the waveguide, the module operable to generate, over time, the set of beams from a different one of the set of view images, and to open, over time, a different subset of the set of shutters, thereby to allow the set of beam

Abstract: A system for capturing aerial images, the system comprising at least one steerable camera module, the steerable camera module comprising a camera and a beam-steering mechanism in the optical path of the camera module whereby the pointing direction of the camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a steerable mirror tilted with respect to an optical axis of the camera module, the steerable mirror adapted to spin about the optical axis to effect beam steering.

Abstract: A system for capturing aerial images, the system comprising at least one camera unit, the at least one camera unit comprising at least one detail camera, the pointing direction of the at least one detail camera time-multiplexed via a steerable mirror to implement a virtual array of cameras with overlapping fields of view, thereby to allow the at least one detail camera to capture an extended field of view.

Abstract: A system for capturing aerial images, the system comprising at least one camera unit, the camera unit comprising a plurality of steerable detail camera modules, each steerable detail camera module comprising a detail camera and a beam-steering mechanism in the optical path of the camera whereby the pointing direction of the camera is time-multiplexed to provide a wider effective field of view.

Abstract: A system for capturing aerial images, the system comprising at least one overview camera, a plurality of detail cameras, and a frame for holding the cameras, each detail camera having a longer focal length than the at least one overview camera, each detail camera mounted at a different angle laterally so that the fields of view of the detail cameras overlap to form an extended lateral field of view, the frame comprising a center support, each side of the center support supporting at least some of the cameras.

Abstract: A system for capturing aerial images, the system comprising at least one steerable camera module, the steerable camera module comprising a camera and a beam-steering mechanism in the optical path of the camera module whereby the pointing direction of the camera is time-multiplexed to provide a wider effective field of view, the beam-steering mechanism comprising a steerable mirror tilted with respect to an optical axis of the camera module, the steerable mirror adapted to spin about the optical axis to effect beam steering.