Absorbs ultraviolet light to reduce the bluish cast of daylight High-quality optical glass construction for superior clarity and color fidelity Ultra-slim design to minimize vignetting, ensuring distortion-free images Robust aluminum-alloy filter ring for durability and lightweight handling 52mm front filter threads for compatibility with other filters 10-layer multi-coating to prevent internal ghosting and reflections Provides general lens protection against dust, moisture, drops, and scratches