Avantier offers the latest in high-performance Ritchey-Chrétien telescopes with extensive use of aluminum and silicon carbide (SiC). These telescopes are inherently athermal and lightweight, ensuring ...
Recently, Su et al. propose an innovative design, referred as the “SYZ” design, for China’s new project of a 12 m optical-infrared telescope. The SYZ telescope design consists of three aspheric ...
THE reflecting telescope possesses one obvious advantage over the refractor, in that the position of the focus is independent of the colour of the light used. But as an offset to this all types of ...
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