D305F1200 parabolic reflector with a 305mm aperture and 1200mm focal length, devised for optimal astronomical viewing.
Includes an 80mm secondary mirror, perfect for enhancing your homemade telescope's performance and image .
Constructed with a durable aluminum-coated lens surface and protective film to prevent scratches and ensure longevity.
Features a center mark on the primary mirror for easy optical calibration, making it user-friendly for both beginners and experienced astronomers.
Ideal for DIY enthusiasts looking to build or upgrade their own telescope with precision optics and reliable accessories.
Description
The primary mirror center mark is the core reference point of the dimming axis of the reflector telescope, which is convenient for optical calibration of the eyepiece or machine calibration of the eyepiece dimming axis after lens installation.
Please select the main mirror, or secondary mirror, or complete accessories according to your needs
