William Optics 1.25" 45° Erect Prism
William Optics 1.25" 45° Erect Prism
Turn your telescope into a terrestial observing instrument with a William Optics 1.25" 45° Erect Image Prism. Learn more about the William Optics 1.25" Erect Prism in the comprehensive video below!
- The William Optics 1.25" Erect Prism has a big internal BK4 prism with anti-reflection coatings that maximize image brightness
- An oversized brass compression ring secures all 1.25" eyepieces
- The William Optics Erect Image Diagonal is made of aluminum and black anodized
- All internal edges are blackened and baffled to prevent internal stray light reflections