0.965inch 24.5mm 45‑Degree Erecting Image Prism Zenith Diagonal Mirror Accessory for Refracting Astronomical Telescope

Feature: 1. Four screws fix the base for easy disassembly and cleaning. 2. Diagonal mirror is suitable for astronomy and terrestrial observation. 3. With dust cover, can keep the lens clean for clear viewing and long use. 4. Optical glass prism, high transparency, convenient to view. 5. Wonderful accessory for refracting astronomical telescop. Specification: Item type: Zenith Diagonal Mirror Condition: 100percent brand new Prism material: optical glass Shell material: plasticWeight: Approx. 31gColor: blackViewing Angle: 45 degreesInterface size: 0.965 . Package List: 1 x Zenith Diagonal Mirror 2 x Dust cover