- Field of View : 7°
- type : Astronomical Telescope, Monocular
- Objective diameter : 203mm7.99in
- model number : 22470
- Lens Coating : FMC
- brand name : Celestron
- place of origin : Suzhou
- Model Number : 22470
- Optical System : Newtonian Reflector
- Focal ratio : F/5.9
- Eyepiece 1: : 25mm 0.98″/48X
- Finderscope: : StarPointer red dot finderscope
- Highest Useful Magnification: : 480X
- Lowest Useful Magnification: : 29X
- Secondary Mirror Thickness: : 8.5mm 0.33″
- Primary Mirror Thickness: : 25mm 0.98″ approx. 1:8 thickness ratio
Optical Design: Newtonian Reflector
Aperture: 203mm 8″
Focal Length: 1200mm 47.24″
Focal Ratio: f/5.9
Focal Length of Eyepiece 1: 25mm 0.98″
Magnification of Eyepiece 1: 48x
Highest Useful Magnification: 480x
Lowest Useful Magnification: 29x
Limiting Stellar Magnitude: 14.2
Light Gathering Power: 841x as compared to the human eye
Optical Coatings: XLT reflective coatings with silicon dioxide and tantalum pentoxide protective overcoatings for primary and secondary mirrors
Mirror Material: Pyrex equivalent for primary and secondary mirrors
Primary Mirror Thickness: 25mm 0.98″ approx. 1:8 thickness ratio
Secondary Mirror Thickness: 8.5mm 0.33″
Minor Axis of Secondary Mirror: 47mm 1.85″
Tube Material: Steel
Focuser: 2″ Crayford focuser, includes 2″ extension tube and 2″-to-1.25″ adapter
Finderscope: StarPointer red-dot finderscope
Resolution Rayleigh: 0.68 arcseconds
Resolution Dawes: 0.57 arcseconds



















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