High-quality Tiffen 4x4' Glimmerglass 1/2 Diffusion Filter for professional photography Enhances portrait photography by softening fine details and adding a flattering glow Offers graded filtration levels for customizable diffusion effects Reduces contrast for more appealing and less harsh images Features unique silver sparkle effect, boosting subject confidence Crafted using Tiffen's ColorCore technology for precise degrees of filtration and color accuracy