Lens: Power: 0.5x time conversion factor of your current lens setting plus a Macro mode., 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: Designed to maximize use day and night with coated optics to provide maximum image transmission with minimum distortion., Auto Focus: Utilizes camera auto focus system., Adaptability: Maintains all the camera functions plus it provides 0.5x wide angle lens conversion power., Macro: Macro is accomplished by simply getting as close as you can to the subject, pressing the shutter button halfway allowing focus while moving your body back and forth to assist. Accepts Filters., Includes lens cap, bottom cover, stepping ring & pouch.