180° WideAngle Lens for Fisheye CCTV Cameras Fixed 180° wideangle design with M12x0.5 thread for capturing expansive views in a single frame. Ideal for monitoring large areas and maintaining full situational awareness. 1.8mm focal length delivers detailed, definition images to reduce risk of missing important visual information. Supports 1/3inch and 1/4inch CCD image formats for versatile compatibility. Designed for 1/3inch and 1/4inch CCD chipsets with an aperture diameter of F2.0, ensuring smooth recording and clear, precise images from your fisheye camera. Constructed from quality metal materials for durability and long service life. Professionally manufactured to deliver sensitivity, reliability, and consistent performance in demanding environments. Use scenarios: 1. Comprehensive security surveillance in retail stores, offices, or warehouses where wide coverage reduces blind spots. 2. Monitoring large public spaces such as lobbies, halls, or parking areas to track activity efficiently. 3. Indoor or outdoor CCTV installations requiring broad, clear imaging to maintain detailed visual records. This lens combines wide coverage, clear image capture, and strong build quality, making it a dependable choice for enhancing fisheye camera performance in professional surveillance systems.