EP-4641268-A4 - MANUFACTURING METHOD FOR TWO-DIMENSIONAL PUPIL-EXPANDING HOLOGRAPHIC OPTICAL WAVEGUIDE SHEET, OPTICAL WAVEGUIDE SHEET, AND AR GLASSES
EP4641268A4EP 4641268 A4EP4641268 A4EP 4641268A4EP-4641268-A4
Inventors
- YANG SONG
- NI MINGLI
Assignees
- NANCHANG VIRTUAL REALITY RES INSTITUTE CO LTD
Dates
- Publication Date
- 20260506
- Application Date
- 20231109
- Priority Date
- 20230508