Refractive surgery is a rapidly expanding area in ophthalmology, partly due to the introduction of excimer laser which was a huge step forward and is now well established. Many ophthalmologists have not taken a major interest and the vacuum has been filled by non-scientific and commercial groups. Excimer laser surgery has been performed for nearly seven years in humans and it is ironic that most of the initial work has come from Europe and not from the USA; it is only recently, as a result of approval by the American Food and Drugs …