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Celestron Cosmos FirstScope Telescope, Multi colored 22023
$75.49 $99.95 Save 24%
Code: CI-TS-22023
MPN: 22023
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Celestron Cosmos FirstScope Telescope Product Info

Observe and discover the wonders of deep space with the Celestron Cosmos FirstScope Telescope. This telescope engineered by the experts at Celestron features a spherical mirror with a generous 76 mm of aperture. You'll get bright, sharp views of celestial objects, and observe the Moon's mountains and craters in crisp detail. With its wide field of view, the Cosmos FirstScope Special Edition Portable Telescope lets you observe expansive views of the sky which include open star clusters, comets, or deep-sky objects such as the Orion Nebula. The Celestron Cosmos FirstScope Newtonian Reflector Telescope also makes for a perfect companion on camping trips, and all your outdoor adventures.

Celestron 22023: Cosmos FirstScope Telescope, Multi colored

Specifications for Celestron Cosmos FirstScope Newtonian Reflector Telescope:

Optical Design: Newtonian Reflector
Aperture (mm): 76 mm (2.99 in)
Telescope Type: Manual
Focal Length: 300 mm (12 in)
Focal Ratio: 3.95
Focal Length of Eyepiece 2 (mm): Kellner 10 mm (0 in)
Finderscope: StarPointer
Tripod: None
Highest Useful Magnification: 180 x
Lowest Useful Magnification: 11 x
Limiting Stellar Magnitude: 11.9
Resolution (Rayleigh): 1.83 arc seconds
Resolution (Dawes): 1.53 arc seconds
Light Gathering Power (Compared to human eye): 118 x
Secondary Mirror Obstruction: 1.1 in (28 mm)
Secondary Mirror Obstruction by Diameter: 37%
Secondary Mirror Obstruction by Area: 14%
Optical Coatings: Aluminum with SiO2
Optical Tube Length: 10 in (254 mm)
Total Telescope Kit Weight: 4.3 lbs (1.95 kg)
Warranty: 2-year Telescope Warranty

Features of Celestron Cosmos FirstScope Portable Telescope:

  • Special edition COSMOS eye nebula wrap on optical tube
  • Lightweight and portable, a great grab-and-go telescope
  • Simple design makes it easy for beginners to use
  • No-tool setup means you are up and observing in no time
  • Includes a StarPointer finderscope, 2 Kellner eyepieces, free planetarium app, and Cosmic Calendar poster

Package Contents:

  • Cosmos FirstScope Special Edition Portable Telescope

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