Optical Communications (IMAGE) University of the Witwatersrand Caption An experimental setup in the Optical Communications Laboratory used to develop optimal error correction schemes. Credit © Optical Communications Laboratory | WITS UNIVERSITY Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms. License CC BY-NC-SA 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.