Dobsonian Mount Telescope Magnification: 15x-37.5x 2 Aperture: 76mm 3 Focal Length: 300mm 4 Weight: 3.7 lbs. 5 Accessories: 8mm and 20mm Huygenian Eyepieces, Dobsonian Mount The SkySeeker Telescope from Carson Optical has precision 76mm Optics and a 15-37.5x power range for high-quality imaging. The SkySeeker Dobsonian Mount Telescope comes with 8mm and 20mm Huygenian eyepieces. The precision optics offer great images of the moon and planets, as well as views of bright deep sky objects like the Orion Nebula, Hercules Cluster and Andromeda Galaxy. No assembly required. ready to use right out of the box!