ScubaPro Zoom Dive Mask with Prescription Lenses. The Zoom is a low volume dual-lens mask that is ideal for all divers, but is especially well-suited to divers who use optical lenses. The mask has a new lens-change system that enables you to switch lenses yourself, without tools, in less than a minute. Featuring spray-painted sub-frames in colors matching Seawing Nova fins, HYDROS PRO BCDs and the UPF Collection of rash guards, steamers and leggings, the Zoom offers a universal fit and includes an integrated buckle design that is compatible with the Comfort Strap. Features: Silicone near the mask frame is thicker and firmer with a matte finish for additional support and rigidity. Convenient lens-change system for divers who use optical lenses. Lens-change system lets you change the lenses yourself, without tools, in less than a minute. Ultra Clear no-tint glass provides optimal clarity under water. Low volume design makes clearing easy. Universal fit ensures a comfortable, watertight fit. Integrated buckles make adjustments easy. Equipped with a standard silicon strap and compatible with optional Comfort Straps. Replaceable Optical Lenses range from -1.0 to -10.0, from +1.0 to +4.5 (in 0.5 diopter increments).