Lens: Power: 0.43x time conversion factor of your current lens setting plus Macro. Optical System:Conversion type; mounts on front of existing lens. Mounting System: Screw type in front of existing camera lens into the filter accessory threads. Optics: Auto Focus: Utilizes camera auto focus system. Adaptability: Maintains all the camera functions plus it provides 0.43x wide angle lens conversion power. Macro: The Macro mode is accomplished by unscrewing the front lens assembly and using the section labeled Macro with your existing camera lens. Accepts 62mm Filters. Includes lens cap, bottom cover, & pouch.