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The 12'' F/8 Ritchey-Chrétien primary mirror set is a kit specially designed for advanced telescope builders.
The set consists of a high-quality 12-inch f/8 Ritchey Chrétien primary mirror and an appropriate secondary mirror, both of which are overcoated with silicon dioxide. The improved highly reflective protective layers on both mirrors provide superior image quality, making the set ideal for professional astrophotography. The RC primary mirror set is perfectly suited for installation in a RC truss tube and thus meets all the needs of advanced amateur astronomers.