Celestron Telescope Astromaster 80AZS

{Description}80mm short refractor telescope with fully coated glass optics and a lightweight frame.
Accessories include: two eyepieces (20mm and 10mm), erect image diagonal, and red dot finderscope.
Observe in no time with a quick and easy no-tool setup.
Pan handle Alt-Az control with clutch for smooth and accurate pointing.
Adjustable height tripod includes an accessory tray.

{Specification}
Optical Design: Refractor
Aperture: 80mm (3.1")
Focal Length: 400mm (15.74")
Focal Ratio: f/5
Focal Length of Eyepiece 1: 20mm (0.78")
Magnification of Eyepiece 1: 20x
Focal Length of Eyepiece 2: 10mm (0.4")
Magnification of Eyepiece 2: 40x
Barlow Lens: Not Included
Finderscope: StarPointer™ red dot finderscope
Star Diagonal: Erect Image, 90° (1.25")
Optical Tube: Aluminum
Highest Useful Magnification: 189x
Lowest Useful Magnification: 11x
Limiting Stellar Magnitude: 12
Resolution (Rayleigh): 1.74 arc seconds
Resolution (Dawes): 1.45 arc seconds
Light Gathering Power (Compared to human eye): 131x
Secondary Mirror Obstruction: 25mm (1")
Secondary Mirror Obstruction by Area: 4.96%
Secondary Mirror Obstruction by Diameter: 22%
Optical Coatings: Fully Coated
Optical Tube Length: 711.2mm (28")
Optical Tube Diameter: TBD
Optical Tube Weight: 2.8 lbs (1.27 kg)
Dovetail: CG-5 Dovetail bar
MOUNT INFO:
Mount Type: Manual Alt Azimuth
Height adjustment range (includes mount and tripod): 812.8mm - 1295.4mm (32"-51")
Tripod Leg Diameter: 31.75mm (1.25") steel legs
Accessory Tray: Yes
Slew Speeds: Manual
Tripod Weight: 7.6 lbs (3.44 kg)
Dovetail Compatibility: CG-5 saddle plate
Software: Celestron Starry Night Basic Edition Software and SkyPortal App
Total Telescope Kit Weight: 10.4 lbs (4.71 kg)
Included Items: Optical tube
Mount and tripod (preassembled)
20mm and 10mm eyepiece
StarPointer™ red dot finderscope
Erect image diagonal
Manual