Telescope Celestron Astromaster 70AZ

Deskripsi - Telescope Celestron Astromaster 70AZ AstroMaster 70AZ - General Features Quick and easy no-tool setup Permanently mounted StarPointer Erect image optics - Ideal for terrestrial and astronomical use Quick release dovetail attachment - no tool setup Pan handle Alt-Az control with clutch - for smooth and accurate pointing Rugged pre-assembled tripod with 1.25" steel tube legs - Provides a rigid and stable platform All coated glass optics for clear, crisp images Deluxe accessory tray for convenient storage of accessories " The Sky® " Level 1 planetarium software with 10, 000 object database and enhanced images Optical Design : Refractor Aperture : 70 mm ( 2.76 in) Focal Length : 900 mm ( 35.43 in) Focal Ratio : 12.86 Eyepiece 1 : 20 mm ( 0.79 in) Magnification 1 : 45 x Eyepiece 2 : 10 mm ( 0.39 in) Magnification 2 : 90 x Mount : Altazimuth Optical Coatings : Fully Coated Weight : 18 lbs ( 8.16 kg) Finderscope : Built-on StarPointer Tube Attachment : Dovetail Bar Star Diagonal : Erect Image Diagonal - 1.25" Tripod : 1.25" steel tube legs CD ROM : The Sky L1 Highest Useful Magnification : 165 x Limiting Stellar Magnitude : 11.7 Resolution ( Rayleigh) : 1.99 arcsec Resolution ( Dawes) : 1.66 arcsec Light Gathering Power : 100 x Angular Field of View : 1.1 ° Linear Field of View ( @ 1000 yds) : 58 ft ( 17.68 m) Optical Tube Length : 36 in ( 914.4 mm)