Myopia (nearsightedness) Rays focus in front of retina Concave lens corrects (b) Hyperopia (tarsightedness) (c) Convex lens corrects Rays focus behind retina farsightedness Match the four terms that are commonly used to refer to the degree of visual acuity: [ Choose ] healthy vision, rays focus on retina farsightedness, rays focus behind retina uneven focus about retina nearsightedness, rays focus in front of retina .