| abstract |
Embodiments of the present invention provide a polarizer, a display panel, and a display device, which relate to the field of display technology and are used to prevent the polarizer from shrinking due to erosion by the external environment, and to improve the display near the opening area of the display panel on which the polarizer is installed. Effect. The polarizer includes a first transparent protective layer, a polarizing layer and a second transparent protective layer stacked, the polarizing layer is located between the first transparent protective layer and the second transparent protective layer; the polarizing layer includes Through the first through hole of the polarizing layer, the first transparent protective layer and the second transparent protective layer cover the first through hole. |