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Youâll see more of the world. iD Single Vision lenses are the first to integrate your lens design on both the front and back surfaces, so you can see more clearly in all directions. Traditionally made single vision lenses have a constant curvature across the front surface, which makes peripheral vision almost impossible.
What to expect with Unity Single Vision Lenses: 1  Premium clarity. 2  Expanded fields of vision. 3  More precise prescription than traditional lenses.  Flexible fit to work in most frames, including frames that wrap around your face (like some sunglasses)