Celestron SKU: 21045 | Helix SKU: CT21045
PowerSeeker telescopes are a great way to open up the wonders of the Universe to the aspiring astronomer!
The Celestron PowerSeeker series of telescopes is designed to give the first-time buyer the perfect combination of quality, value, features and power. Offering exceptional value, these telescopes feature portable yet powerful designs with ample optical performance to excite any newcomer to the world of amateur astronomy.
Accessory Tray | No-Tool Tray with Eyepiece holder |
Aperture (mm) | 114 mm (4.49 in) |
Apparent Field of View | 0.9 ° |
Barlow Lens | 3 x |
Finderscope | 5x24 |
Focal Length | 900 mm (35 in) |
Focal Length of Eyepiece 1 ... | 20 mm (0.79 in) |
Focal Length of Eyepiece 2 ... | 4 mm (0.16 in) |
Focal Ratio | 7.89 |
Highest Useful Magnification | 269 x |
Light Gathering Power (Comp... | 265 x |
Limiting Stellar Magnitude | 12.8 |
Linear Field of View (@1000... | 48 ft (15 m) |
Lowest Useful Magnification | 16 x |
Magnification of Eyepiece 1 | 45 x |
Magnification of Eyepiece 2 | 225 x |
Mount Type | German Equatorial |
Optical Coatings | Aluminum |
Optical Design | Newtonian Reflector |
Optical Tube Length | 34 in (864 mm) |
Resolution (Dawes) | 1.02 arc seconds |
Resolution (Rayleigh) | 1.22 arc seconds |
Secondary Mirror Obstructio... | 4.96% |
Secondary Mirror Obstruction | 1 in (25 mm) |
Tripod | Aluminum |
Warranty | 2-year Telescope Warranty |