Disclosed is a security film for a display device for improving front security performance, which can greatly improve security performance in front of a display device by allowing a user to observe a screen displayed on a display device only at a specific position in front of the display device. The security film for a display device for improving front security performance may include a light transmissive film portion capable of transmitting light and a light transmissive film portion spaced apart from the light transmissive film portion in the left and right direction by a predetermined distance, A plurality of first opaque portions formed so as to be perpendicular to a surface of the light-transmitting film up to a section and extending obliquely so as to meet an imaginary vertical line spaced from the light- And the transparent film may include a plurality of transparent portions formed by being partitioned by the first opaque portion.
展开▼
