Explore Scientific 8-Inch f/5.9 Dobsonian Reflector Telescope Black. With a large 208mm primary mirror and a fast f/5.9 focal ratio this telescope excels at capturing bright wide-field views of nebulae galaxies and star clusters while also delivering crisp detail of the Moon and planets. Its 1219mm focal length supports shorter exposure timesideal for imaging faint celestial objects with clarity and efficiency. Specifications for Explore Scientific 8-Inch f/5.9 Dobsonian Reflector Telescope: Manufacturer: Explore Scientific Color: Black Magnification: 49 x Objective Lens Diameter: 10 in Objective Aperture: 208 mm Focal Length: 1219 mm Focal Ratio: f/5.9 Finderscope: Red Dot Finder Optical Coating: SiO2 overcoat Battery Type: Lithium Ion Features of Explore Scientific 8-Inch f/5.9 Dobsonian Reflector Telescope Outstanding Deep Sky Performance - The 208mm primary mirror offers impressive light-gathering capability making this telescope ideal for exploring faint deep-sky targets like nebulae galaxies and star clusters as well as detailed views of planets and the Moon. Astrophotography-Ready Optics - With a 1219mm focal length and fast f/5.9 focal ratio this telescope delivers bright images a wider field of view and shorter exposure timesperfect for capturing high-quality astrophotos. Stable and Intuitive Dobsonian Mount - The smooth Dobsonian mount is designed for all experience levels and features a spring tension system that keeps the optical tube balanced even when using optional accessories. Package Contents: Explore Scientific 8-Inch f/5.9 Dobsonian Reflector Telescope 23mm Plossl Eyepiece Red-Dot Finder Explore Scientific ES-ON20859: 8-Inch f/5.9 Dobsonian Reflector Telescope Black