Nearly three decades ago, a handful of employees left their jobs at Omega Optical and founded Chroma Technology in Vermont. Since then, the company, which is entirely owned by its roughly 150 ...

I was pleased when the telescope on the roof of Sitter Family Hall showed up in a front-page story July 30. As with many such projects, there are a steady stream of ...

On February 2, the astronomy web site ICSTARS, based in Warrensburg, Missouri, bought DayStar Filters. DayStar manufactures narrowband Hydrogen-alpha solar filters. Vic and Jen Winter own ICSTARS. The ...

After many years of developing filters for telescope instruments with the support of prestigious institutes, CILAS is proud to introduce complex Astronomy filters as catalog products. Being aware of ...

Alluxa, Inc., a global leader in high-performance optical coatings, filters, and thin-film deposition technologies, announces the development of two groundbreaking Hydrogen Alpha (H-alpha) Emission ...