Celestron PowerSeeker 70EQ CSN21037 Key Features Quick and easy no-tool setup Slow motion controls for smooth tracking Erect image optics - Ideal for terrestrial and astronomical use Fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity 3x Barlow lens triples the magnifying power of each eyepiece Accessory tray for convenient storage of accessories "TheSkyX – First Light Edition" astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images Overview Celestron PowerSeeker telescopes are a great way to open up the wonders of the Universe to the aspiring astronomer. The PowerSeeker series is designed to give the first-time telescope user the perfect combination of quality, value, features and power. Amateur astronomy is a great family hobby that can be enjoyed year round, and Celestron's PowerSeekers are the ideal choice for an affordable and high quality telescope that will provide many hours of enjoyment for the entire family. PowerSeekers are quick and easy to set up – even for the novice. No tools are required for assembly! All of Celestron's PowerSeekers include a full range of eyepieces plus a 3x Barlow lens that provides an increase in viewing power hundreds of times greater than that of the unaided eye! Erect Image Optics are ideal for terrestrial (land) and astronomical (sky) use. Optical Design: RefractorAperture (mm): 70 mm (2.76 in)Focal Length: 700 mm (28 in)Focal Ratio: 10Focal Length of Eyepiece 1 (mm): 20 mm (0.79 in)Magnification of Eyepiece 1: 35 xFocal Length of Eyepiece 2 (mm): 4 mm (0.16 in)Magnification of Eyepiece 2: 175 xBarlow Lens: 3 xFinderscope: 5x24Star Diagonal: 1.25" Erect Image DiagonalMount Type: German EquatorialAccessory Tray: No-Tool Tray with Eyepiece holderTripod: AluminumHighest Useful Magnification: 165 xLowest Useful Magnification: 10 xLimiting Stellar Magnitude: 11.7Resolution (Rayleigh): 1.99 arc secondsResolution (Dawes): 1.66 arc secondsLight Gathering Power (Compared to human eye): 100 xOptical Coatings: Multi-Coated
