National Geographic CF700SM 70mm Refractor TelescopeNational Geographic CF700SM 70mm Refractor Telescope The National Geographic CF700SM 70mm Refractor Telescope combines sharp optics, user friendly controls, and a bold carbon fiber finish to deliver a complete stargazing experience for beginners and casual observers. With a generous 70mm aperture and 700mm focal length, this versatile refractor excels at viewing detailed lunar landscapes, planetary features like Saturns rings, and even bright deep sky