Results 21 to 30 of about 4,198,122 (293)

Optical see-through head-mounted display including transmittance-variable display for high visibility

open access: yesJournal of Information Display, 2021
This paper presents an optical see-through head-mounted display (OST-HMD) that can provide a highly immersive augmented reality (AR) environment. Because visibility of objects is degraded by external light and because projection optics cannot represent ...
Jihyung Kim   +4 more
doaj   +1 more source

Image Quality for Near-Eye Display Based on Holographic Waveguides

open access: yesApplied Sciences, 2022
The paper analyzes the image quality in augmented reality display based on holographic waveguides. Brightness, brightness non-uniformity, image noise, etc., depend on the parameters of the waveguide substrate, the configuration, and the relief shape of ...
Artem Solomashenko   +4 more
doaj   +1 more source

Holographic Maxwellian near-eye display with adjustable and continuous eye-box replication

open access: yes, 2021
The Maxwellian display presents always-focused images to the viewer, alleviating the vergence-accommodation conflict (VAC) in near-eye displays (NEDs). However, the limited eyebox of the typical Maxwellian display prevents it from wider applications.
Juan Liu (6492)   +2 more
core   +1 more source

Display blindness? Looking again at the visibility of situated displays using eye tracking [PDF]

open access: yes, 2015
Observational studies of situated displays have suggested that they are rarely looked at, and when they are it is typically only for a short period of time.
Dalton, NS   +11 more
core   +2 more sources

Enhancing the Optical Efficiency of Near-Eye Displays with Liquid Crystal Optics

open access: yesCrystals, 2021
We demonstrate a light efficient virtual reality (VR) near-eye display (NED) design based on a directional display panel and a diffractive deflection film (DDF).
Tao Zhan   +3 more
doaj   +1 more source

Hybrid Computational Near-Eye Light Field Display

open access: yesIEEE Photonics Journal, 2019
We propose a hybrid computational near-eye light field display based on micro-lens arrays (MLAs) and structure parameters prioritization method (SPPM) that can render correct accommodation and expand the depth of field (DOF).
Jian Zhao   +5 more
doaj   +1 more source

Compact near-eye display for firefighter’s self-contained breathing apparatus

open access: yesETRI Journal, 2023
We introduce a display for virtual-reality (VR) fire training. Firefighters prefer to wear and operate a real breathing apparatus while experiencing full visual immersion in a VR fire space.
Ungyeon Yang
doaj   +1 more source

Depth-Enhanced Holographic Super Multi-View Maxwellian Display Based on Variable Filter Aperture

open access: yesMicromachines, 2023
The super multi-view (SMV) near-eye display (NED) effectively provides depth cues for three-dimensional (3D) displays by projecting multiple viewpoint images or parallax images onto the retina simultaneously. Previous SMV NED suffers from a limited depth
Kefeng Tu   +4 more
doaj   +1 more source

Fast 3D Content Update for Wide-Angle Holographic Near-Eye Display

open access: yesApplied Sciences, 2021
Near-eye holographic displays are the holy grail of wear-on 3D display devices because they are intended to project realistic wide-angle virtual scenes with parameters matching human vision.
Rafał Kukołowicz   +4 more
doaj   +1 more source

Implementation and characterization of the optical-see-through Maxwellian near-eye display prototype using three-dimensional printing

open access: yesJournal of Information Display, 2020
By presenting always-in-focus virtual images, Maxwellian near-eye displays can remove the vergence accommodation conflict, which causes eye fatigue or dizziness.
Myeong-Ho Choi   +2 more
doaj   +1 more source

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