Lens with lightguide insert for head wearable display

摘要

An eyepiece for a head wearable display includes a first lens body having a first interface side in which a first recess is disposed and a second lens body having a second interface side in which a second recess is disposed. The first and second lens bodies are mated together along the first and second interface sides and the first and second recesses are aligned to form a cavity. A lightguide insert is provided that has a shape and a size to fit within the cavity defined by the first and second recesses. The lightguide insert includes an in-coupling region to receive display light into the lightguide insert and an out-coupling region to direct the display light out of the lightguide insert through the first lens body.

主权项

1. An eyepiece for a head wearable display, comprising:
a first lens body having a first interface side in which a first recess is disposed; a second lens body having a second interface side in which a second recess is disposed, wherein the first and second lens bodies are mated together along the first and second interface sides and the first and second recesses are aligned to form a cavity; and a lightguide insert having a shape and a size to fit within the cavity defined by the first and second recesses, the lightguide insert including:
an in-coupling region to receive display light into the lightguide insert;an out-coupling region to direct the display light out of the lightguide insert through the first lens body along an eye-ward direction; anda relay region along which the display light propagates from the in-coupling region to the out-coupling region.