How much does this cost to the nearest dollar?

Century Optics 0.7x Wide Angle Converter Lens for the Sony HDV Video Camcorders
Century's 7X HD Wide Angle Converter attaches quickly to the front of your 12X lens, offering a 30% wider angle of view and full zoom-thru capabilities. The 0.7X HD shifts the focal length range from to with no appreciable light loss. Specially designed for HD applications with multi-layer coated glass elements. Comes in our popular Bayonet Mount that attaches with a twist to the front of your 12X lens. professional quality Dimensions 12 x 12 x 12 inches, Weight 1.9 pounds, model number National Stock Is Discontinued No, Available June 17, 2003, Manufacturer Schneider

Price is $830.00
Price: $830.41