For Celestron Star Diagonal Mirror Adapter 45 Degree 1.25Inch 31.7Mm Erect Image Astronomical Telescope Eyepiece Accessory

[WIDE COMPATIBILITY 1.25 INCH] Designed for 1.25 inch 31.7 mm eyepieces and focusers this diagonal mirror works smoothly with refractor and catadioptric telescopes for easy everyday observation. [ERECT IMAGE VIEWING 45 DEGREE] The 45 degree design helps correct upside down or reversed views giving a more natural image during daytime use and making target tracking clearer and more comfortable. [OPTICAL GLASS CLARITY] Built with an optical glass lens and plastic body this telescope diagonal delivers a clear image while keeping the accessory lightweight practical and easy to handle outdoors. [COMFORTABLE OBSERVING ANGLE] Angled for easier viewing from a refractor telescope stand this accessory reduces awkward posture and neck strain during longer sessions for beginners and experienced users alike. [EASY INSTALLATION WITH DUST COVER] Simple to fit and convenient to use this diagonal mirror includes a dust cover to help protect the lens from dirt and debris when stored or carried between viewing sessions.