Patent ID: 11947218
Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 7:
8. The display device according to claim 1, wherein the optical conversion member comprises a first sub-prism, a second sub-prism spliced with the first sub-prism, and a third sub-prism spliced with the second sub-prism, wherein the first sub-reflective film is arranged between a splicing surface of the first sub-prism and a splicing surface of the second sub-prism, and the second sub-reflective film is arranged between a splicing surface of the third sub-prism and another splicing surface of the second sub-prism;
wherein the first light-transmitting surface comprises a first sub-surface and a second sub-surface, and the first sub-surface is a surface of the first sub-prism and the second sub-surface is a surface of the third sub-prism; the second light-transmitting surface comprises a third sub-surface and a fourth sub-surface, and the third sub-surface is another surface of the first sub-prism and the fourth sub-surface is another surface of the third sub-prism; and the third light-transmitting surface is a surface of the second sub-prism.