Techniques developed by astronomers seeking a clear view of objects in space are coming closer to home, as eye care professionals apply the concept of wavefront optics to understanding-and correcting-subtle visual abnormalities of the human eye, Wavefront optics is beginning to transform the way optometrists and ophthalmologists think about the vision issues they encounter in everyday practice, Historically, optometrists and ophthalmologists have focused on the two most prominent causes of vision problems from out-of-focus images: spherical errors and astigmatism. However, there are a wide range of subtle, "higher-order" errors that can affect not only the clarity of a patient's vision but also the doctor's view as he or she examines the back of the eye. To see more details visit, www.news-medical.ne