Nikon WC-E63 is a wide-angle converter lens for Nikon Coolpix digital cameras. The WC-E63 allows you to increase the lens angle to improve the wide-angle performance. It reduces the lens focal length by x0.63, thus maximizing the zoom ratio when the camera is zoomed all the way out. The converter is compatible with Coolpix 990, 950, 800, 900S, 900 and 700 cameras. Coolpix 700 requires UR-E1 Step-up ring. It has four elements in four groups lens construction and 84° to 87° viewing angle.