OPTICAL TUBE INFO: | |
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Optical Design: | Refractor |
Aperture: | 70mm (2.8″) |
Focal Length: | 400mm (15.74″) |
Focal Ratio: | f/5.7 |
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: | 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: | 431.8mm (17″) |
Optical Tube Diameter: | 98.4mm (3.87″) |
Optical Tube Weight: | 1.5 lbs (.68 kg) |
Dovetail: | Vixen/CG-5 Dovetail bar |
MOUNT INFO: | |
Mount Type: | Manual Alt-Azimuth |
Height adjustment range (includes mount and tripod): | 558.8mm – 1320.8mm (22″-52″) |
Tripod Leg Diameter: | 31.75mm (1.25″) Aluminum |
Accessory Tray: | Yes |
Slew Speeds: | Manual |
Tripod Weight: | 1.8 lbs (0.81 kg) |
Dovetail Compatibility: | Vixen/CG-5 Saddle plate |
Software: | Celestron’s Starry Night Basic Edition Software and SkyPortal App |
Total Kit Weight: | 3.3 lbs (1.5 kg) |
Included Items: | Optical tube Mount and tripod (preassembled) 20mm and 10mm Eyepiece 45° erect image diagonal 5×24 Finderscope SkyPortal app Celestron’s Starry Night Basic Edition Software Manual Backpack |
Solar Warning |
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