Invention Grant
- Patent Title: Multi-part optical system for light propagation in confined spaces and method of fabrication and use thereof
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Application No.: US15858379Application Date: 2017-12-29
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Publication No.: US10473938B2Publication Date: 2019-11-12
- Inventor: Fedor Dimov , Neven Rakuljic , Seth Coe-Sullivan
- Applicant: LUMINIT LLC
- Applicant Address: US CA Torrance
- Assignee: LUMINIT LLC
- Current Assignee: LUMINIT LLC
- Current Assignee Address: US CA Torrance
- Agency: Lathrop Gage LLP
- Main IPC: G03H1/00
- IPC: G03H1/00 ; G02B27/01 ; G02B3/08

Abstract:
The present invention is a Substrate guided hologram that allows a wider range of optical devices based on SGHs with improved parameters such as larger NTE displays with a wider field of view, thinner substrates and more compact form factors. The Substrate-Guided Hologram of the subject invention includes a holographic lens which is positioned at an angle to and spaced from a holographic grating, with a mirror located at a diagonal to each of the lens and the grating.
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