VIEWING ANGLE CONTROL BODY, MANUFACTURING METHOD THEREOF, AND VIEWING ANGLE CONTROL IMAGE DISPLAY BODY

摘要

This viewing angle control body (1) is provided with a louver layer (10) comprising multiple alternating light transmitting bands (11) and light blocking bands (12), and has a first end region (1a), a second end region (1b), and a center region (1c) formed between the first end region (1a) and the second end region (1b), wherein the light emission side of the multiple light blocking bands (12) provided in the first end region (1a) and the multiple light blocking bands (12) provided in the second end region (1b) is inclined towards the center region, and the average value of the installation angle of the light blocking bands (12) provided in the first end region (1a) and the average value of the installation angle of the light blocking bands (12) provided in the second end region (1b) are greater than the average value of the installation angle of the light blocking bands (12) provided in the center region (1c).