# US 11,994,683 B2 · Mixed reality eyewear with deformable beam combiner

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- Number: US 11,994,683 B2
- Document ID: US11994683B2
- Status: Granted
- Kind: B2
- Application number: 17/839,239
- Filed: 2022-06-13
- Published: 2023-12-14
- Granted: 2024-05-28
- Earliest claimed: 2022-06-13
- Assignees: Innovega, Inc.
- Applicants: Innovega, Inc.
- Inventors: Jay P. Marsh; Jerome A. Legerton
- Web page: https://patentgrep.com/patent/US11994683B2

## CPC

- G02B 27/0172: {characterised by optical features}
- G02B 27/0176: {characterised by mechanical features}
- G02B 27/1006: {for splitting or combining different wavelengths (G02B27/1086, G02B27/141 take precedence)}
- G02B 27/286: {for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another (G02B5/3083 takes precedence; light guide coupling means utilising polarising elements G02B6/34)}
- G02C 7/04: Contact lenses for the eyes (disinfection or sterilisation of contact lenses A61L12/00)
- G02C 7/086: {Auxiliary lenses located directly on a main spectacle lens or in the immediate vicinity of main spectacles}
- G02C 7/12: Polarisers
- G02B 2027/0178: {Eyeglass type (eyeglass details G02C)}
- G02C 2202/20: Diffractive and Fresnel lenses or lens portions
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02C: SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES (trial frames for testing the eyes A61B3/04; goggles or eyeshields not having the same features as spectacles A61F9/00)

## Abstract

In general, one aspect disclosed features a mixed reality eyewear, comprising: a frame configured to be worn by a wearer; a lens attached to the frame and aligned with an eye of the wearer; a display panel attached to the frame and configured to render an image not aligned with an eye of the wearer; and a deformable beam combiner attached to the frame between the lens and an eye of the wearer and configured to reflect the rendered image toward the eye of the wearer.

## Claims

### Claim 1

Mixed reality eyewear, comprising:
a frame configured to be worn by a wearer;
a lens attached to the frame and aligned with an eye of the wearer;
a display panel attached to the frame and configured to render an image, wherein light produced by the display panel is not aligned with a straight ahead gaze of an eye of the wearer; and
a deformable beam combiner attached to the frame between the lens and an eye of the wearer and configured to reflect the rendered image toward the eye of the wearer, wherein the deformable beam combiner comprises:
a deformable reflective film, and
one or more wires attached to the deformable reflective film configured to tension the film into a flat surface, and attached to the frame at an attachment point.

### Claim 2 (depends on 1)

The mixed reality eyewear of claim 1, wherein the deformable beam combiner further comprises:
a transparent polymer film.

### Claim 3 (depends on 2)

The mixed reality eyewear of claim 2, wherein:
the deformable beam combiner is polarizing such that a reflection of the rendered image is polarized.

### Claim 4 (depends on 1)

The mixed reality eyewear of claim 1, wherein the deformable beam combiner further comprises:
a reflective linear polarizer on an incident surface of the deformable beam combiner such that the reflection of the rendered image is linearly polarized.

### Claim 5 (depends on 1)

The mixed reality eyewear of claim 1, wherein the deformable beam combiner further comprises:
a broadband reflector on an incident surface of the deformable beam combiner.

### Claim 6 (depends on 4)

The mixed reality eyewear of claim 4, wherein:
the polarizer is a broadband reflector on the back surface of a quarter waveplate retarder such that the reflection of a linear polarized rendered image is linearly polarized at an alternate angle.

### Claim 7 (depends on 1)

The mixed reality eyewear of claim 1, further comprising:
a polarizer disposed between the display panel and the deformable beam combiner.

### Claim 8 (depends on 1)

The mixed reality eyewear of claim 1, wherein:
the one or more wires are metal.

### Claim 9 (depends on 1)

The mixed reality eyewear of claim 1, wherein:
the one or more wires are plastic.

### Claim 10 (depends on 1)

The mixed reality eyewear of claim 1, wherein:
the one or more wires are composite.

### Claim 11 (depends on 1)

The mixed reality eyewear of claim 1, wherein:
the attachment point is fixed with respect to the frame.

### Claim 12 (depends on 1)

The mixed reality eyewear of claim 1, wherein:
the attachment point is movable with respect to the frame.

### Claim 13

A system, comprising:
a contact lens configured to be worn by a wearer, the contact lens comprising:
a central portion having a first polarization, and
an outer portion surrounding the central portion and having a second polarization, wherein the second polarization is different from the first polarization; and
mixed reality eyewear, comprising:
a frame configured to be worn by the wearer;
a lens attached to the frame and aligned with an eye of the wearer, wherein the lens has the second polarization;
a display panel attached to the frame and configured to render light representing an image, wherein light rendered by the display panel is not aligned with a straight ahead gaze of an eye of the wearer;
a deformable beam combiner attached to the frame between the lens and an eye of the wearer and configured to reflect the rendered image toward the eye of the wearer, wherein the deformable beam combiner comprises:
a deformable reflective film, and
one or more wires attached to the deformable reflective film configured to tension the film into a flat surface, and attached to the frame at an attachment point; and
a polarizer disposed between the display panel and the deformable beam combiner, wherein the polarizer is configured to polarize the light representing the rendered image with the first polarization.

### Claim 14 (depends on 13)

The system of claim 13, wherein:
the contact lens is rotationally stable.

### Claim 15

A system, comprising:
a contact lens configured to be worn by a wearer, the contact lens comprising:
a central portion having a first polarization, and
an outer portion surrounding the central portion and having a second polarization, wherein the second polarization is different from the first polarization; and
mixed reality eyewear, comprising:
a frame configured to be worn by the wearer;
a lens attached to the frame and aligned with an eye of the wearer, wherein the lens has the second polarization;
a display panel attached to the frame and configured to render an image, wherein light produced by the display panel is not aligned with a straight ahead gaze of an eye of the wearer; and
a deformable beam combiner attached to the frame between the lens and an eye of the wearer and configured to reflect the rendered image toward the eye of the wearer, wherein the deformable beam combiner is polarizing such that a reflection of the rendered image is polarized with the first polarization, and wherein the deformable beam combiner comprises:
a deformable reflective film, and
one or more wires attached to the deformable reflective film configured to tension the film into a flat surface, and attached to the frame at an attachment point.

### Claim 16 (depends on 15)

The system of claim 15, wherein:
the contact lens is rotationally stable.

### Claim 17 (depends on 13)

The system of claim 13, wherein the deformable beam combiner further comprises:
a transparent polymer film.

### Claim 18 (depends on 17)

The system of claim 17, wherein:
the deformable beam combiner is polarizing such that a reflection of the rendered image is polarized.

### Claim 19 (depends on 15)

The system of claim 15, wherein the deformable beam combiner further comprises:
a transparent polymer film.

### Claim 20 (depends on 19)

The system of claim 19, wherein:
the deformable beam combiner is polarizing such that a reflection of the rendered image is polarized.
