9 optical films being protective display screen covers adapted for use with liquid crystal displays; light-guide plates and light-guide sheets for liquid crystal displays, namely, protective display covers adapted for use with liquid crystal displays; protective films adapted for smartphones; light diffusion sheets sold as an integral component of liquid crystal displays for providing uniform brightness of liquid crystal display backlights; electronic machines, apparatus and their parts, namely, televisions, touch panels; telecommunication machines and apparatus, namely, smartphones; organic EL display devices, namely, organic electroluminescent display panels for televisions, touch panels; backlight unit sold as an integral component of liquid crystal displays; light emitting diodes (LEDs); light-guide plates, namely, LCD panels; light-guide films and light-guide sheets for backlight unit sold as an integral component of liquid crystal displays; light-guide sheets for lighting sold as an integral component of liquid crystal displays