SVBONY SV503 Telescope for Adults High Powered, 102mm F7 Extra Low Dispersion Achromatic Refractor OTA, Dual-Speed Focuser, Refractor Telescope for Planets Deep Sky Astrophotography&Visual Observation

Superior Optics: This telescope for adults features 102mm aperture, 714mm (f/7) focal length, equipped with FMC coating to improve light transmission and reduce internal reflections; Delivers brighter, higher-contrast images for both astrophotography and visual observation. Reduced Chromatic Aberration: With its S-FPL51 ED glass, this telescope for adults high powered significantly minimizes color fringing; Experience images with true-to-life color and sharp detail, perfect for planetary observation and deep-sky astrophotography. Dual-Speed Focuser & 360° Field Rotator: The built-in 360° field rotator allows perfect camera alignment without tube rotation; Coupled with the smooth dual-speed focuser(1:10), achieving and maintaining critical focus is effortless. 90mm Focus Travel: This refractor telescope features 90mm of focus travel, enabling precise focusing even when used with astrophotography accessories such as filter wheels and field flatteners. Aluminum Retractable Hood: The 133mm retractable hood actively blocks stray light, prevents dew formation, and protects the objective lens; This astronomical telescope is perfect for adult astronomers who observe the night sky