Lens: Screw mount- The wide angle coefficient is 0.50 x ( 0.48 x Actual), which delivers a 50% wider angle. It will allow you to get more into your shot in confined and open spaces. Include macro for extreme close-ups. Threaded for 82mm. Includes lens cap, Lens shade, stepping ring, bottom cover, & pouch. Made In Japan - This Triple Coated High Definition 0.5 x ( 0.48 x Actual) lens for 52mm diameter is a high grade, wide-angle converter. 4 Groups/ 4 Elements | A high-speed, fully automatic lens that features optical glass. | The lens attaches easily and directly to any camera or camcorder with a 52mm thread. | Uses 82mm Filters |