Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A system and method for positioning an article under a person are provided. The system includes an apparatus having a first cover structure and a second cover structure, each having a first surface and a second surface opposite the first surface. The first surface is movable in a first direction and the second surface moves in a second opposite direction. A coupling structure couples the first cover structure and the second cover structure, spacing them to enable the article to be positioned therebetween. The first and second directions of the first and second cover structures are substantially aligned. Movement of the first surfaces of the first and second cover structures in the first direction causes the second surfaces of the first and second cover structures to move the article positioned therebetween in the second direction by the second surfaces.

Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A wrap system for immobilizing a spine of a person, including a wrap dimensioned to be snugly securable around a person and extending from at least the upper torso to at least below knees of the person to restrict independent movement of limbs of the person. The wrap includes a support structure including at least one fluid chamber positionable along a posterior side of the person when the wrap is secured around the person. The fluid chamber is reopenably sealable to enclose a fluid therein, the support structure immobilizing relative movement of a spine of the person.

Abstract: A support structure and method for at least partially elevating a person via a hoist are provided. The support structure is connectable to or forms part of a retention structure secured around a person. At least two connectors are configured for connecting to the hoist, the at least two connectors being located or locatable to enable selection of a first set of positions or a second set of positions at which the hoist is connectable to the support structure. Each of the first set of positions and the second set of positions extend along a span of a longitudinal axis of the retention structure. The span of the second set of positions differs from the span of the first set of positions.

Abstract: A system and method for positioning an article under a person are provided. The system includes an apparatus having a first cover structure and a second cover structure, each having a first surface and a second surface opposite the first surface. The first surface is movable in a first direction and the second surface moves in a second opposite direction. A coupling structure couples the first cover structure and the second cover structure, spacing them to enable the article to be positioned therebetween. The first and second directions of the first and second cover structures are substantially aligned. Movement of the first surfaces of the first and second cover structures in the first direction causes the second surfaces of the first and second cover structures to move the article positioned therebetween in the second direction by the second surfaces.

Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.

Abstract: A method of displaying a light field to one or more viewers using a light field display module comprising an optical image generator for generating an optical image and an array of shutters for selectively providing the viewers with partial views of the optical image, the method comprising determining a shutter pattern that ensures no partial views ever overlap, and repeatedly generating the partial views according to the shutter pattern and from a digital representation of the light field, generating the optical image from the partial views, and shifting the shutter pattern, until each viewer's set of partial views comprise a full 3D view.

Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.

Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.

Abstract: A scanning camera for capturing images along three or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: An aerial camera for capturing images along two or more curved scan paths, the aerial camera comprising a scanning camera associated with each scan path, each scanning camera comprising an image sensor, a lens, a scanning mirror, and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle, the spin axis is tilted relative to the camera optical axis, the scanning mirror is tilted relative to both the camera optical axis and the spin axis and is positioned to reflect an imaging beam into the lens, the lens is positioned to focus the imaging beam onto the image sensor, and the image sensor is operative to capture each image along the scan path by sampling the imaging beam at a corresponding spin angle.

Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.

Abstract: A scanning camera for capturing images along three or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.

Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.

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: An aerial camera for capturing images along two or more curved scan paths, the aerial camera comprising a scanning camera associated with each scan path, each scanning camera comprising an image sensor, a lens, a scanning mirror, and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle, the spin axis is tilted relative to the camera optical axis, the scanning mirror is tilted relative to both the camera optical axis and the spin axis and is positioned to reflect an imaging beam into the lens, the lens is positioned to focus the imaging beam onto the image sensor, and the image sensor is operative to capture each image along the scan path by sampling the imaging beam at a corresponding spin angle.