VIRTUAL AND ENHANCED REALITY SYSTEMS AND IMPROVED DIFFRACTIVE GRID STRUCTURES
DE602016095615T2Active Publication Date: 2026-06-10MAGIC LEAP INC
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Patent Information
- Application Number
- DE602016095615
- Authority / Receiving Office
- DE · DE
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2015-01-26
- Filing Date
- 2016-01-26
- Publication Date
- 2026-06-10
- Estimated Expiration
- 2036-01-26
AI Technical Summary
Technical Problem
Conventional augmented reality systems struggle to provide a comfortable, natural-feeling presentation of virtual image elements by accurately simulating depth, leading to issues like unstable imaging, eye strain, and headaches due to accommodation conflicts.
Method used
An augmented reality display system utilizing a diffractive optical element with a waveguide substrate and a surface grating, featuring a non-uniform underlayer with varying refractive index and thickness, and a switchable diffraction structure to manage focal planes and accommodate human visual perception.
Benefits of technology
Enhances the perception of depth by increasing the field of view, diffraction efficiency, and reducing eye strain, providing a more comfortable and stable 3D imaging experience.
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