The Hydrotac Stick-On Bifocal Lenses allow divers to easily read pressure gauges, computers, and the screen of the cameras when doing macro photography. It also offers the option of bifocal (positive & negative)

The Hydrotac Stick-On Bifocal Lenses enhance the clarity of any pair of glasses and provides the necessary magnification. Just add water and adhere. Lenses are 1.2 inches in diameter and are removable, and reusable. Great for those who require magnification for eyewear that is not prescription, like sunglasses.

The Hydrotac Stick-On Bifocal Lenses can be trimmed to size with sharp scissors, and be positioned anywhere on the lens. Use the included protective case to keep them safe when not in use. They are half-moon shaped and are designed to adhere to the bottom section of your mask.