Tag: Maksutov-Cassegrain Telescopes

Orion Telescopes and Binoculars Release New 10″ and 12” f/8 Truss Tube Ritchey-Chrétien Astrograph Telescopes
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Orion Telescopes and Binoculars Release New 10″ and 12” f/8 Truss Tube Ritchey-Chrétien Astrograph Telescopes

Orion has introduced the new 10″ and 12” f/8 Truss Tube Ritchey-Chrétien Astrographs. Each telescope features premium quartz mirror optics in its hyperbolic primary and secondary to achieve flat images that are virtually free of chromatic aberration, for true-color performance. The primary mirror and the secondary mirror are figured from […]