🌟 Unlock the Universe's Secrets with Every View! Enjoy peace of mind with reliable customer service. Compact design for spontaneous adventures under the stars. Experience high-contrast visuals with FCD1 HOYA glass. Achieve tight star focus with advanced push-pull adjustments. Capture stunning images of celestial wonders effortlessly. f/6 focal ratio ED optical glass 80mm aperture The Explore Scientific ED80 Essential Series Air-Spaced Apochromatic 80mm Triplet Refractor Telescope is designed for both amateur and professional astronomers, featuring high-quality ED optical glass, a versatile f/6 focal ratio, and a portable design perfect for astrophotography and stargazing.