Sony VCL-DH1758 Tele Conversion Lens for DSCH1 Digital Camera The VCL-DH1758 telephoto conversion lens helps close the distance between you and your subject. Its 1.7X magnification combines with your Cyber-shot DSC-H1 digital camera's own optical zoom to give you spectacular zoom shots with incredible detail. The VCL-DH1758's high grade construction and three group, five element design ensures distortion-free optics and helps eliminate color aberration. It connects quickly and easily, and comes with a carrying pouch and front and rear lens caps for protections while away from your camera. Diameter (approximate): 3" (74mm) Length (approximate): 2.9" (73mm) Weight (approximate): 8.9 oz. (250g) Screw Diameter: 58mm x 0.75mm Materials: ABS plastic and glass. Lens Structure: 3 group, 5 element Magnification: 1.7X. Grade: High grade Included Accessories: Carrying pouch, front lens cap and rear lens cap