Display systems, such as near eye display systems or wearable heads up displays, may include a laser projector having an optical switch assembly disposed an at input to an optical scanner of the laser projector. The optical switch assembly includes at least one optical switch, and a controller selectively modifies the orientation of each optical switch to selectively change an angle at which laser light is directed onto a scan mirror of the optical scanner. Changing this angle shifts the scan region over which the scan mirror scans the laser light and, relatedly, shifts a region of a field of view of the display. In some embodiments, the controller is configured to modify the optical switch orientation(s) to correct non-idealities in the angle of the laser light.

A graphics processing system for a head mounted display (or other non-standard projection display) comprises a low latency distortion unit which is separate from a graphics processing unit in the graphics processing system. The low latency distortion unit receives pixel data generated by the graphics processing system using a standard projection and performs a mapping operation to introduce distortion which is dependent upon the optical properties of the optical arrangement within the head mounted display. The distorted pixel data which is generated by the low latency distortion unit is then output to the display in the head mounted display.

Presented in the present disclosure are system and methods embodiments that allow a user to wear a contact lens that provide a virtual framework for the user to retrieve information from one or more remote cameras and implement remote camera control via eye movement tracked by one or more motion sensors embedded within the contact lens. The remote camera control may include, but not limited to, pan, tilt, and zoom control. A user may activate projection of content captured from a remote camera and control the remote camera via an established communication link. The communication link may be a direct link or indirect link via one or more intermediate devices, e.g., a server and/or an accessory device. This unique way of projection activation and camera control by tracking eye movement provides a convenient and secure way for remote camera control without involvement of hands or voices.

A photo filter (e.g., artistic) light field effect system comprises an eyewear device that includes a frame, a temple connected to a lateral side of the frame, and a depth-capturing camera. Execution of programming by a processor configures the photo filter light field effect system to apply a photo filter selection to: (i) a left raw image or a left processed image to create a left photo filter image, and (ii) a right raw image or a right processed image to create a right photo filter image. The photo filter light field effect system generates, a photo filter light field effect image with an appearance of a spatial rotation or movement, by blending together the left photo filter image and the right photo filter image based on a left image disparity map and a right image disparity map.

A device having a hand-held form factor (e.g., smartphone, tablet computer) has a transparent display that allows viewing of real world content through the display, while rendering virtual content to the display. The display may take the form of a touch-sensitive display, allowing user input directly through physical interaction with the display. The display may include a pair of major outer-most faces and a pair of inner faces, one of the inner faces angled to reflect light from a projector, outward via one of the major outer-most faces. The gap may advantageously be formed via a pocket extending inwardly from an edge of an optical substrate that comprise the touch-sensitive display.

An apparatus for mounting on a head including a frame, A face-wearable near-ocular optics and a micro-display for displaying data in front of the eyes is provided. A computing device is coupled to the micro-display. At least one sensor is coupled to the computing device for receiving biometric human information.

An optical package includes a beam combiner that combines laser light from a laser unit into a single laser beam, a movable mirror apparatus, and a fixed folding mirror which reflects the single laser beam toward the movable mirror apparatus. Beam equalizer optics cause increase of a slow axis divergence rate of the single laser beam such that its slow axis divergence rate is equal to its fast axis divergence rate. The movable mirror apparatus directs the single laser beam through an exit window. The beam equalizer optics include at least one negative spherical lens shaped such that a slow axis divergence rate of incident light is increased but a fast axis divergence rate of incident light is unaltered.

Embodiments of the present disclosure, relating to the technical field of projection, provides a projection device. The projection device includes: an imaging module, configured to project images; a position adjustment module, connected to the projection module, and configured to adjust a position of the projection module; a controller, connected to the projection module and the position adjustment module, and configured to control the projection module to project images, and control the position adjustment module to adjust the position of the projection module.

A transparent display can allow viewing of real world content through the display, while rendering virtual content to the display. A display may take the form of a touch-sensitive display, allowing user input directly through physical interaction with the display. A display may include a pair of major outer-most faces and a pair of inner faces, one of the inner faces angled to reflect light from a projector, outward via one of the major outer-most faces. The gap may advantageously be formed via a pocket extending inwardly from an edge of an optical substrate that comprises the display.

With respect to an electronic device and an operating method for the electronic device, according to various embodiments, the electronic device comprises: a rotatable vision sensor configured to detect an external object in a space in which the electronic device is arranged; a rotatable projector configured to output a picture in the space in which the electronic device is arranged; a memory storing spatial information about the space in which the electronic device is arranged; and a processor, wherein the processor can be configured to: control the vision sensor so that the vision sensor tracks the external object while rotating, determine the position of the picture to be output by the projector based on the spatial information and external object information generated based on the tracking of the external object, and control the projector to output the picture at the determined position.