Explore Scientific 114 mm f/4.4 Newtonian Reflector Telescope w/ Equatorial Mount Black. Its 114mm primary mirror collects ample light for observing the Moon planets and bright deep-sky objects like nebulae and galaxies. With a fast focal ratio of f/4.4 and a 500mm focal length it's also well-suited for deep-sky imaging providing a wide field of view and shorter exposure times. Specifications for Explore Scientific 114 mm f/4.4 Newtonian Reflector Telescope: Manufacturer: Explore Scientific Color: Black Magnification: 50 x 20 x Objective Lens Diameter: 114 mm Focal Length: 500 mm Focal Ratio: f/4.4 Finderscope: Red Dot Finder Optical Coating: Aluminum with SiO2 overcoat Battery Type: Lithium Ion Features of Explore Scientific 114 mm f/4.4 Newtonian Reflector Telescope Mounted on a smooth equatorial mount this telescope features slow-motion controls on both the right ascension and declination axes allowing precise tracking of celestial objects as they move across the sky. Package Contents: Explore Scientific 114 mm f/4.4 Newtonian Reflector Telescope Smartphone Adapter 20mm And 10mm Plossl Eyepieces Red-Dot Finder Explore Scientific ES-ON11444EQ3: 114 mm f/4.4 Newtonian Reflector Telescope w/ Equatorial Mount Black