This 0.39X wide angle macro lens can create a wider perspective and deeper sensor. The professional Japanese optical glass can take more light in and reduce glare and reflection. Lens mount 30mm, comes with a 37mm to 30mm adapter; work with 30mm/37mm camera mount. Features: 0.39 times widen the lens angle - take photo from a bigger perspective. A detachable macro lens for close-up photography for small objects - closer and bigger . Professional Japan optical glass ensure better light transmission while reduce unwanted glare and reflection. High quality aluminum alloy construction. Lens mount 37mm, comes with a 37mm to 30mm adapter; work with 30mm/37mm camera mount. 74mm filter mount. Specifications: Material: Aluminum Alloy Optical Glass Lens Multiples: 0.39X Structure: 2G Lens Mount: 37mm Adapter: 37mm to 30mm ND CPL Mount: 74mm M.O.D: 0.1mm Max. Image Circle: 6.2mm EFFL: 4.95~49.5mm Function: Macro Lens, Wide Angle Item Size: 7.4 * 7.4 * 4.4cm / 2.9 * 2.9 * 1.7 34; (with covers) Item Weight: 135g / 4.8oz (with covers) Package Size: 8 * 8 * 7.5cm / 3.1 * 3.1 * 3 34; Package Weight: 173g / 6.1oz Package List: 1 * Lens with covers 1 * Adapter 1 * Pouch When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it