Development of planar diffractive waveguides in optical see-through head-mounted displays
Y Zhang, F Fang - Precision Engineering, 2019 - Elsevier
The planar diffractive waveguide is widely adopted in optical see-through head-mounted
displays in the field of augmented reality due to its distinguished trade-off among the form …
displays in the field of augmented reality due to its distinguished trade-off among the form …
Spatially-resolved dynamic dimming for augmented reality device
V Mathur, D Manly, JI Trisnadi, C Carlisle… - US Patent …, 2021 - Google Patents
Techniques are described for operating an optical system. In some embodiments, light
associated with a world object is received at the optical system. Virtual image light is …
associated with a world object is received at the optical system. Virtual image light is …
Augmented reality display comprising eyepiece having a transparent emissive display
An augmented reality head mounted display system an eyepiece having a transparent
emissive display. The eyepiece and transparent emissive display are positioned in an …
emissive display. The eyepiece and transparent emissive display are positioned in an …
Transmission improvement for flat lens based AR/VR glasses
2018-12-19 Assigned to FACEBOOK TECHNOLOGIES, LLC reassignment FACEBOOK
TECHNOLOGIES, LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …
TECHNOLOGIES, LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …
Compact multi-color beam combiner using a geometric phase lens
M Parsons - US Patent 10,466,496, 2019 - Google Patents
Disclosed is a multi-color light source device including a first light source configured to emit
light of a first color, a second light source configured to emit light of a second color that is …
light of a first color, a second light source configured to emit light of a second color that is …
Polarization-based dynamic focuser
JS Kollin, BC Kress, A Georgiou - US Patent 10,890,768, 2021 - Google Patents
A polarization-based dynamic focuser for a near-eye display includes a first polarizer
configured to polarize environmen tal light incident on the first polarizer, such that environ …
configured to polarize environmen tal light incident on the first polarizer, such that environ …
Image quality of pancharatnam berry phase components using polarizers
Various embodiments set forth a near eye display (NED) that includes an electronic display
configured to output image light. Further, the NED includes multiple Pancharatnam Berry …
configured to output image light. Further, the NED includes multiple Pancharatnam Berry …
Dual wavelength eye imaging
R Sharma, AJ Ouderkirk, Q Zhang, CYT Liao… - US Patent …, 2021 - Google Patents
An eye is illuminated with a first non-visible light wavelength and a second non-visible light
wavelength. A first ocular image is captured from first reflected light having the first non …
wavelength. A first ocular image is captured from first reflected light having the first non …
Thin, multi-focal plane, augmented reality eyewear
S Roessel, R Azuma, M Palumbo - US Patent 10,928,639, 2021 - Google Patents
The present disclosure is directed to systems and methods for providing an augmented
reality system having one or more optical structures capable of resolving virtual objects on …
reality system having one or more optical structures capable of resolving virtual objects on …
Optical device with reduced chromatic aberration and display device including the same
H Jong-Young, H Song, AN Jungkwuen… - US Patent …, 2022 - Google Patents
An optical device includes a first backlight configured to output first light of a first wavelength
through a first output coupler, a first lens disposed to face the first output coupler and having …
through a first output coupler, a first lens disposed to face the first output coupler and having …