Feature: 1. Rugged Construction: Made from aerospace grade aluminum alloy, this manual aperture industrial wide angle lens is not only lightweight but also resistant to high temperatures, preventing erosion and ensuring long lasting durability. Its robust construction guarantees reliability and performance, even in challenging environments. 2. Advanced Optical System: Featuring a sophisticated lens structure of 11 elements in 9 groups, this industrial wide angle lens delivers excellent clear images around the focal point while producing a pleasing softness for out of focusing areas. This design enhances your photography by allowing you to catch both detail and artistic bokeh. 3. F2.8 Aperture: With a remarkable f2.8 aperture, this professional wide angle lens creates beautiful bokeh and enhances low light performance. It allows more light to enter the lens, making it particularly effective for recording in night scenes or dimly lit environments, ensuring that your images are always well exposed and visually captivating. 4. Excellent Field Of View: The 7.5mm focal length offers an extraordinary 180° field of view, making it suitable for catching expansive landscapes, dynamic architecture, or immersive interior shots. This manual focusing wide angle lens minimizes image distortion, allowing photographers to achieve wide angle shots without compromising image quality. 5. Manual Control: Designed with a manual aperture and focusing, this wide angle camera lens provides photographers with full innovative control. This feature allows for accurate adjustments to achieve the desired effect, catering to both artistic preferences and technical requirements for various photography styles. Whether you're a professional or an enthusiast, this lens empowers your creativity. Specification: Item Type: Industrial Wide Angle Lens Material: Aluminum Alloy Image Circle: Approx. 29mm / 1.14in Focal Length: Approx. 7.5mm / 0.3in Maximum Aperture: F2.8 Back Focusing: Approx. 12mm / 0.47in Distortion: 100.00% Mount Type: M42 Aperture Control: Manual Focusing Control: Manual. Package List: 1 x Industrial Wide Angle Lens