Magnification: 5/32/2-diopter; Lens configuration: 3 groups/5 pieces; Weight: 13.6 oz (395 g); Filter diameter: 2.8 inches (72 mm); Length: 2.3 inches (59 mm); Basic mounting screw diameter: 200 pieces (MF30% value) center resolution power designed for digital, film, and high vision cameras. Achieves low aberration. Macro (close-up photo) conversion lens. ● Attach the DCR-5320PRO Macro (close-up) lens to the camera lens to allow close-up shots with 3 magnifications of 2 diopters, 3 diopters and 5 diopters. The DCR-5320PRO is a high-resolution lens that uses high-index optical glass that has been fully coated. The DCR-5320PRO lens can also be used with film SLR camera lenses. Please check the manufacturers website for compatibility with the product.