Celestron Explorascope 80az

Optical Tube Info: Optical Design Refractor Aperture 80mm (3.1") Focal Length 900mm Focal Ratio f/11 Focal Length of Eyepiece 1 20mm (1.25") Magnification of Eyepiece 1 45x Focal Length of Eyepiece 2 4mm (1.25") Magnification of Eyepiece 2 225x Finderscope StarPointer red dot finder Star Diagonal Erect image 90° (1.25") Highest Useful Magnification 189x Lowest Useful Magnification 11x Limiting Stellar Magnitude 12.0 Resolution (Rayleigh) 1.74 arc seconds Resolution (Dawes) 1.45 arc seconds Light Gathering Power (Compared to human eye) 131x Optical Coatings Fully coated glass optics Optical Tube Length 34" Barlow Lens 3x (1.25") Mount Info: Mount Type Manual Alt-Azimuth Height Adjustment Range (includes mount and tripod) Aluminum, 52" max height Total Telescope Kit Weight 7.0 lbs Software Starry Night Basic Edition, SkyPortal app