Mirror (IMAGE) Optica Caption The researchers created the mirrors by using chemical vapor deposition to grow membrane mirrors on a rotating liquid inside a vacuum chamber. This allowed them to form parabolic thin membrane that can be used as the primary mirror of a telescope once coated with a reflecting surface such as aluminum. Credit Sebastian Rabien, Max Planck Institute for Extraterrestrial Physics 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.