Compact collimating optical device and system

M Mansharof - US Patent 11,415,812, 2022 - Google Patents
An optical system includes an arrangement of optical components including a first
polarization-selective reflector (PSR) associated with a third surface of a first prism. The first …

Near-eye display having overlapping projector assemblies

Y Danziger, N Levin, D Michaels - US Patent 11,442,273, 2022 - Google Patents
A display and method for providing an image to an eye of a viewer is provided. The display
comprises at least two projector assemblies. Each projector assembly comprises a light …

Light guide, imaging device and HMD having separate imaging channels

HJ Dobschal, K Lindig, M Hillenbrand - US Patent 11,187,903, 2021 - Google Patents
A light guide for an imaging apparatus for generating a virtual image from an initial image
with at least two different initial image field regions is provided. The light guide includes an …

Light guide optical assembly

Y Danziger - US Patent 11,747,537, 2023 - Google Patents
An optical assembly for optical aperture expansion combines facet reflective technology with
diffractive technology. At least two diffractive components having opposite optical power …

Varifocal display with actuated reflectors

ND Trail - US Patent 11,042,039, 2021 - Google Patents
A head-mounted-display includes an electronic display emitting image light and a varifocal
block receiving the image light and outputting the image light in at least one of the focal …

Human vision-adapted light field displays

P Benítez, JC Chaves, JC Miñano… - US Patent …, 2024 - Google Patents
A display device arranged to generate a light field to illuminate a human eye. The light field
comprising a plurality of pencils that virtually intersect a first reference surface and a second …

Apparatus and methods for eye tracking based on eye imaging via light-guide optical element

E Ronen - US Patent 11,914,161, 2024 - Google Patents
A light-transmitting substrate has parallel surfaces deployed with a first of the parallel
surfaces in facing relation to an eye. An optical element is associated with the first surface …

Varifocal display with actuated reflectors

ND Trail - US Patent 11,906,750, 2024 - Google Patents
A head-mounted-display includes an electronic display emitting image light and a varifocal
block receiving the image light and outputting the image light in at least one of the focal …

Display with stacked light-guide elements providing different parts of field of view

E Ronen, R Chriki, Y Danziger - US Patent 11,789,264, 2023 - Google Patents
A display for providing an image to an eye of a user has a compound light-guide
arrangement formed from juxtaposed first and second slab waveguides (10, 20). Image …

Optical device having camera and multi-channel lens and method of controlling optical device

JW Lee, SH Kim, SM Baek, CM Lee, JH Ha - US Patent 11,818,451, 2023 - Google Patents
An optical device includes: a display device configured to display an image; a camera
mounting component on the display device; a camera on the camera mounting component; …