Orthokeratology, also known as Ortho-K, is a non-surgical vision correction method that uses specially designed gas-permeable contact lenses to temporarily reshape the cornea. These lenses are worn overnight, allowing the cornea to assume a flatter shape, which helps to improve vision during the day. The lenses are removed in the morning, and the corrected vision typically lasts for t... https://www.feedsfloor.com/market-research/comprehensive-guide-orthokeratology-reshaping-vision-specialty-contact-lenses