Anti glare and anti blue light filter: Designed for insomniacs, students, office staff, game lovers, pregnant women and the elderly. Filters out blue light and relieves computer eye strain to help you sleep better. Relieve eye fatigue and improve comfort: Protects your eyes and blocks 99% of harmful UV. Reduces antiblue light in the 420 nm to 460 nm range by about 45% for HEV protection to help minimize eye fatigue. Antistatic and matte film with transparency: 95% clear transparency, will not darken your TV screen, preserves the original screen brightness, and is easy to install. light transmittance and clear image: definition viewing without compromising brightness; the image may appear light yellow, but you will not feel tired during long watching sessions. Key specifications and material: Antistatic matte film, 95% transparency, provides UV and HEV protection while maintaining screen brightness and readability. Use scenarios: Nighttime computer, tablet, or laptop use for work or study, to reduce blue light exposure and support better sleep. Long gaming sessions or streaming movies/TV shows, to lessen eye fatigue while preserving image clarity. General screen use in home or office environments where maintaining brightness and reducing glare are beneficial.