Optical Tube Info:
Optical Design Refractor
Aperture 70 mm (2.8″)
Focal Length 400 mm (15.74″)
Focal Ratio f/5.7
Focal Length of Eyepiece 1 20 mm (0.78″)
Magnification of Eyepiece 1 20x
Focal Length of Eyepiece 2 10 mm (0.4″)
Magnification of Eyepiece 2 40x
Barlow Lens Not Included
Finderscope 5×24
Star Diagonal Erect Image, 45° 1.25″
Optical Tube Aluminum
Highest Useful Magnification 168x
Lowest Useful Magnification 10x
Limiting Stellar Magnitude 11.7
Resolution (Rayleigh) 1.98 arc seconds
Resolution (Dawes) 1.66 arc seconds
Light Gathering Power (Compared to human eye) 100x
Optical Coatings Fully Coated glass optics
Optical Tube Length 431.8 mm (17″)
Optical Tube Weight 1.5 lbs (.68 kg)
Dovetail N/A
Mount Info:
Mount Type Manual Alt Azimuth
Height adjustment range (includes mount and tripod) 558.8 mm – 1320.8 mm (22″-52″)
Tripod Leg Diameter 31.75 mm (1.25″) Aluminum
Accessory Tray Yes
Slew Speeds Manual
Tripod Weight 1.8 lbs (.81 kg)
Dovetail Compatibility N/A
Software Celestron’s Starry Night Basic Edition Software, SkyPortal App
Total Kit Weight 3.3 lbs (1.5 kg)
Included Items Optical tube | Mount/tripod (preassembled) | 20 mm eyepiece | 10 mm eyepiece | 45° erect image diagonal | 5×24 finderscope | SkyPortal app | Celestron’s Starry Night Basic Edition Software | Manual | Backpack to store scope and accessories