Features: This aluminum construction improved lens coating, prevents water and dust from entering the lens through the rear. Ideal for portrait photographers, videographers, and content creators requiring focusing transition during weddings or studio. Efectively improve signal conductivity and corrosion resistance. Simple dustproof design. Double function button, reasonable allocation and quick operation. switching, making easy. Easy to get soft blur effect. Shallow depth of field and 3D sense. Specifications: Component: Aluminum + optical glass lens Type:1/2/3 Filter size: 58mm Lens size: Approx. 68x85mm/2.67x3.34inch Package Includes: 1Pc Camera Lens note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.