Patent ID: 11874463
Assignee: HIMAX TECHNOLOGIES LIMITED
Field: Optics (Instruments)
Classification: CPC G | IPC F  G

Claim 0:
1. A waveguide combiner, comprising:
an in-coupling area, configured to introduce a light beam;
a waveguide body, configured to guide the light beam introduced by the in-coupling area;
an out-coupling area, configured to output the light beam guided by the waveguide body; and
a first film layer, embedded in the waveguide body, wherein the first film layer is configured to divide the waveguide body into a plurality of layers, and the light beam is reflected by the first film layer or penetrates the first film layer between different layers of the plurality of layers;
wherein the waveguide combiner further comprises a second film layer, the second film layer is different from the first film layer, the in-coupling area is coupled to a surface of the waveguide body, and comprises a prism structure; and the second film layer is embedded in an interface between the prism structure and the waveguide body.