This optical telescope is what you need to get a great view of the night sky. Its optical tube assembly has a 114 mm aperture and a 900mm focal length that allows you to clearly see various celestial objects. The 1.25" KF 25mm and Plossl 10mm eyepieces and the 3x achromatic Barlow lens further ensures the resolution and magnification. You can also install a tripod to support the telescope for additional height adjustment and an even better performance.