Svbony MK127 Maksutov-Cassegrain OTA boasts an effective aperture of 127mm and a focal ratio of 11.8, Featuring 99% high-reflectance dielectric coatings, a built-in flat-field design, and a three-element Maksutov structure, it offers a choice of 2-inch or 1.25-inch eyepiece interfaces. Explore the stars with the SVBONY SV182 6×30 Finderscope. Wide 30mm aperture, fully multi-coated optics, and a 90° correct-image design bring comfort, clarity, and precision to every stargazing night. SVBONY 68-degree ultra-wide-angle 6mm eyepiece has a comfortable and wide field of view, suitable for planetary observation; the 68-degree ultra-wide-angle field of view allows for a broad view of the moon, star clusters, and the Milky Way, and also helps locate and track celestial bodies. 1.25in diagonal fits telescopes with 1.25in focusers. Accepts standard 1.25” eyepieces, filters, Barlow lenses and other accessories with a 1.25in insert barrel. 90° Viewing Angle. For more comfortable overhead viewing through refractor and Cassegrain type telescopes.