Ocean Reef RX Lens for Optical Lens Support 2.0 ACC1728

This is the Prescription Lens for Aria Full Face Masks - Optical Lens Features: Prescription mask available - Item code: MSK304 Cost is per single lens only Improves Underwater Vision Increased Diving Safety Range: -1.0 to -4.0 Diopters Increments: -0.5 See Instruments Better Must for Photographers Fits Ocean Reef FFM's Models: Aria Snorkeling Mask Ocean Reef Neptune II Full Face Mask Ocean Reef Neptune Space G Full Face Mask Just as eyeglasses are the easiest and safest way to correct vision topside, corrective lenses are the simplest and most cost-effective choice for correcting it underwater. Tired of not being able to see well underwater? Can't read your computer or gauges? Maybe you not sure what F-Stop you are setting your camera on? If these are problems for you when diving, you need to get a set of Diopter lenses for your Full-Face-Mask (FFM). Returns are not accepted for used lens. Only unused lens are eligible for return with store credit.