【Captivating Blue Linear Flare】Installing the K&F Concept streak blue filter in front of your lens could create the same flare as the anamorphic lens. Whether it’s a photo or video, this filter adds a linear flare effect to your images, producing stunning visual effects and enhancing artistic appeal. | 【Superior Optical AGC Glass】Double-sided grinding and polishing technology, ensuring exceptional clarity and maintaining the integrity of light transmission for sharp and clear image quality, no color cast. | 【Advanced Anti-Reflection Coating】Both sides of the glass with nanometer coatings, a total of 28-layer coating, waterproof and scratch-resistant, effectively reduces surface reflections and ghosting issues, ensuring high-quality and artifact-free images. | 【Precision-Crafted Frame Design】The frame features a CNC-trimmed pattern design, ensuring a secure grip and easy installation and removal of the filter and other accessories. The filter frame is made of aerospace-grade aluminum with a thickness of only 5.3mm, ultra slim design prevents vignetting, ensuring optimal performance across different focal lengths. | 【Note】This filter is compatible with all 52mm lenses. Please verify your camera's lens thread size. The number is beside a "ø" (diameter) symbol.