Telescope for Adults Astronomy, 80mm Aperture Astronomical Telescope, 3 Rotatable Eyepieces Refractor Telescope with Tripod80mm Large apertureastronomical telescope has large 80mm aperture objective lens and 400mm(f 5) focal length that provides enhanced, brighter views, compared to the 70mm 400mm telescope while adding very little additional weight. The telescope has fully coated optics glass lens with high transmission coatings creates stunning images and protect your eyes. Perfect telescope for astronomy adults beginners to explore stars and moon. 3 Rotatable