AOI UWL-400A Super Sharp COMPACT Wide Angle Wet Lens

AOI UWL-400A Super Sharp COMPACT Wide Angle Wet Lens (M52 Thread) ModelUWL-400ADescription0.5X Ultra-wide Angle Conversion Lens with QRS-01 compatibleLens Construction5 Elements in 5 GroupsLens CoatingAll Glass Lens Elements with Multi-layers AR Coating, Front PC Dome Lens with Hard CoatingField of View (diagonal)Underwater 120°(with 25mm Lens)Magnification0.50X (on land / underwater)Minimum Object Distant0 mm to the Front Dome Lens (on land / underwater)Mount SystemM52 Thread changeable for quick release adapterDepth Rating100 Meters / 330 Ft.Bezel / Body MaterialABS / Hard Anodized Aluminum AlloyWeight(on land / underwater)606g (on land)224g (underwater)Dimensions121.8mm (D) X76mm (H)Standard AccessoriesNeoprene Dome Cover (DNC-02), Rear Lens Cap (LRC-01),Lens Secure Line (LSL-03) and Carry Case(LPC-04)