The universe is now within reachCelestron Inspire 90 AZ is a refractor telescope that gives you a good selection of accessories and options for exploring space. It is easy to transport and sets up in minutes with an adjustable tripod stand that is pre-assembled so you can spend more time observing than assembling.With the Celestron Inspire 90 AZ, you can view the planets, moon, star clusters and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy at night, which you can immortalize on your phone with the smartphone adapter. As you become a more experienced astronomer, you will quickly find your own, unforgettable favorites.IncludesCelestron Inspire 90 AZ.Built-in red LED light that can be easily removed from the mount.1 x Integrated smartphone adapter.1 x 10 mm eyepiece with 90x magnification.1 x 20 mm eyepiece with 45x magnification.1 x StarPointer Pro red dot finderscope.1 x 1.25 “/ 90 ° Star Diagonal.1 x Adjustable tripod stand.Features90 mm lightweight refractor telescope with fully coated glass.Perfect for terrestrial and celestial viewing on the go with a quick setup that does not require tools.Panning with the alt-azimuth handle makes it easy to navigate the sky with smooth and precise movements.Smartphone adapter that can be attached to the eyepiece to take clear and detailed pictures of your observations.Excellent for terresital and celestial observation, day and night.SpecificationsOptical Design: Maksutov-Cassegrain.Aperture: 90 mm.Focal Length: 600 mm.Focal Ratio: f/11.Focal Length of Eyepiece 1: 10 mm.Magnification of Eyepiece 1: 90x.Focal Length of Eyepiece 2: 20 mm.Magnification of Eyepiece 2: 45x.Finderscope: StarPointer Pro with red dot finderscope.Star Diagonal: 1.25 “/ 90 °.Highest Useful Magnification: 213x.Lowest Usable Magnification: 13x.Limiting Stellar Magnitude: 12.3.Resolution (Rayleigh): 1.55 arc seconds.Resolution (Dawes): 1.29 arc seconds.Light Gathering Power (Compared to Human Eye): 165x.