1pc D305F1200 305mm Newtonian Parabolic Reflector Primary Mirror with 80mm Secondary Mirror(D305F1200 Main Mirror)

Parabolic Device: The D305F1200 features a precision paraboloid primary mirror with a 305mm aperture and a focal length of 1200mm, which ensures exceptional light collection and exceptional clarity for astronomical observations. Durable and protective coating: the mirror surface is coated with aluminum and a protective film, which protects it from scratches and damage, making it perfect for long-term use in various environments. Practical Optical Calibration - Equipped with a central mark for easy alignment, this mirror simplifies the optical calibration process using an eyepiece or machine, enhancing your star-watching experience. VERSATILE DIY OPTIONS - Ideal for DIY enthusiasts and hobbyists, this mirror can be used alone or combined with other components to create a fully customized astronomical telescope. LIGHTWEIGHT & EASY TO HANDLE - Weighing about 6kg and 30mm thick, this primary mirror is designed to be easily installed and adjusted, making it an excellent choice for both beginners and experienced astronomers.