Westman, Champlin & Koehler, P.A.
Prism film, light guide plate, backlight module and display apparatus
Embodiments of the present application provides a prism film, a light guide plate, a backlight module and a display apparatus. The prism film includes a sheet and an array of prisms arranged on a side of the sheet and vertex angles of the prisms in the array increase or decrease in magnitude sequentially from one end of the array of prisms to the other end of the array opposite to the one end.
BOE TECHNOLOGY GROUP CO., LTD. BOE OPTICAL SCIENCE AND TECHNOLOGY CO., LTD
G G G G G
G02B G02B G02B G02B G02B
additional inventional inventional inventional inventional
Gongguan Jialuo Xiaoli
Chen Chen Xie