Farsightedness is the opposite, in a way: A shorter-than-average eyeball or too-flat cornea focuses light behind the retina instead of on it, making near vision and sometimes distant vision blurry.

• 远视在某种程度上则相反，是较正常短些的眼球前后径或者太平坦的角膜使光线聚焦于视网膜后而不是之上，这导致近景视觉模糊和有时的远景视觉模糊;