A primary mirror segment of NASA’s James Webb Space Telescope has completed the final step in the manufacturing process. It is the first of the telescope’s primary mirror segments to achieve this ...

Manufacturing of the James Webb Space Telescope (JWST) progressed further with the delivery of the telescope’s first mirror segment for grinding and polishing in late September. Northrop Grumman ...

Cambridge Technology, based in Taunton in the United Kingdom, is a manufacturer of precision Beryllium mirrors. The company recently outlined how employing best-in-class interferometry hardware and ...

Aspherical components in optical systems can increase the free design variables without introducing new aberrations. That brings improved imaging quality and reduced size and weight. Aspheric ...

If you have ever attended a club star party or an amateur astronomy convention, you have undoubtedly strolled through an observing field. Scattered throughout are silhouettes of telescopes and ...