Spiral diopter on contact lens (IMAGE) Optica Caption The new lens could be used on contact lenses (shown), in intraocular implants for cataracts and to create new types of miniaturized imaging systems. Credit Laurent Galinier Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.