Patent ID: 11947152
Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G | IPC F  G

Claim 9:
10. The display module according to claim 9, wherein the first optical film comprises a first diffusion sheet, a first concentrating sheet, second concentrating sheet, and second diffusing sheet arranged sequentially in a second direction from the reflective sheet to the light guide plate;
the second optical film comprises a third diffusing sheet connected to the first diffusing sheet, a third concentrating sheet connected to the first concentrating sheet, a fourth concentrating sheet connected to the second concentrating sheet, and a fourth diffusing sheet connected to the second diffusing sheet; and
the third diffusing sheet, the third concentrating sheet, the fourth concentrating sheet, and the fourth diffusing sheet are sequentially arranged along a first direction from the backlight to the light guide plate.