The implant made it possible for recipients to wear contact lens for the best vision even though they had previously been unable to tolerate them.
Light rays are focused on the back of the eye and it protects it from dirt and germs. It can make it hard to see if it is damaged by an injury or an illness.
More than 12 million people are thought to be affected by the condition, and cases are rising at a rate of one million a year. Iran, India, China, and many other countries in Africa have high levels of eye disease.
Neil Lagali is a professor at Linkping University and one of the researchers behind the study. He said it would be affordable to people in low-income countries. The way traditional corneal transplantation is being done today saves a lot of money.
The team wants to conduct a larger trial in Europe and the US. The regulatory process for the US Food and Drug Administration to approve the device for the market will be kicked-start.