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US 10,642,042 B2Granted
Lens and embedded optical element for near eye display
AssigneeIntel Corporation
InventorsAndrew G. Wade, Andrew Dawn, Mickael Guillaumee, David Ziegler
Life of this patent
Estimating the term…
Abstract
Disclosed herein is a lens for a wearable projection system. The lens includes a holographic optical element embedded within the lens and covering a portion of the viewable area of the lens. The lens can be manufactured by providing a first lens blank, affixing the HOE to a portion of the first lens blank, and forming a second lens blank on the first lens blank to embed the HOE between the lens blanks.
Claims16
A projection system lens, comprising:
- a first lens blank comprising a plurality of registration marks on a front surface of the first lens blank;
- a pre-formed holographic optical element (HOE), the pre-formed HOE affixed to a portion of a back surface of the first lens blank and aligned according to the plurality of registration marks;
- and
- a second lens blank formed on the back surface of the first lens blank over the pre-formed HOE, the pre-formed HOE embedded between the first and the second lens blank, wherein the plurality of registration marks are removable from the front surface of the first lens blank.
1 more element
A system for projecting an image, the system comprising:
- a frame;
- a lens coupled to the frame, the lens comprising:
- a first lens blank comprising a plurality of registration marks on a front surface of the first lens blank;
- a pre-formed holographic optical element (HOE), the pre-formed HOE affixed to a portion of a back surface of the first lens blank and aligned according to the plurality of registration marks formed on the lens;
- and
- a second lens blank formed on the back surface of the first lens blank over the pre-formed HOE, the pre-formed HOE embedded between the first and the second lens blank, wherein the plurality of registration marks are removable from the front surface of the first lens blank;
- and
- a projector coupled to the frame, the projector to project light onto the HOE.
5 more elements
Dependencies are inferred from the claim text.