【Special Diffusion】The black diffusion filter can reduce highlight glare and lower contrast. It will create a soft glow in bright lighting, and will diffuse the colours and smooth the contrast in neutral lighting.That will make the picture or video more integrated and natural. 【Dreamy & Cinematic Effect】The black mist filter helps to make the skin or pores more delicate and smooth; it effectively adds a softer glow，creating a delicate and hazy cinematic effect. Perfect for portrait photography, video recording and vlog videos. 【Quality Made & Easy Installation】Ultra-slim frame made of high-quality aviation aluminium keeps the filter lightweight and tough. Only 3.2mm avoids vignetting and dark corners. The CNC screw-in design is easy to install and remove. 【Mlti-coating AGC HD Glass】Made of AGC HD optical glass with 90% light transmission. Double-sided multi-layer nano coating effectively reduce the reflection, while making it waterproof, scratch resistant, and oil-proof, easy for cleaning and carrying. 【Compatible & Comprehensive】The 1/4 black diffusion filter is compatible with all 43mm lenses,please verify your camera's lens thread size before ordering. Here are 3 filter strengths available from weakest to strongest: 1/8, 1/4 and 1/2, please choose the right one you want. This black diffusion filter is a versatile filter that can be used in a variety of ways to increase or decrease the amount of light reaching the camera. Its main purpose is to diffuse or soften light, which when combined with other effects creates a wonderfully soft, dreamy look.