The upcoming Extremely Large Telescope (ELT) is very aptly named. When it’s completed in 2024, it will be the largest optical telescope in the world, with a mirror more than 120 feet across. That ...

Optical Surfaces Ltd is an established supplier of large diameter mirrors, optical flats, windows, lenses, beam expanders and collimators to leading research establishments worldwide. Typically, such ...

Researchers have developed a new way to produce and shape large, high-quality mirrors that are much thinner than the primary mirrors previously used for telescopes deployed in space. The resulting ...

Debbie Wolfe is an author and content creator. In addition to being a contributing writer at Forbes, she writes for other leading online home improvement, DIY, and garden media outlets and online ...

When designer Colman Riddell and her family moved into a converted 19th-century stable in Georgetown, she inherited an ornate mirror from the previous owners that stretched more than 8 feet tall. It ...

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