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FirstScope 76

Code: 21024
Description

  • High quality Dobsonian style stand with a 76 mm reflector optical tube make FirstScope an ideal entry level astronomical telescope.
  • Portable and lighweight table-top design makes it easy to store, transport and setup your FirstScope Telescope
  • FirstScope is very easy to observe with, the user simply navigates the night sky by moving the tube in the direction of their desired object.
  • Stylish and decorative design makes FirstScope a wonderful keepsake for anyone interested in astronomy.

Price: $86
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Optical Design Newtonian Reflector
Aperture (mm) 76 mm (2.99 in)
Focal Length 300 mm (12 in)
Focal Ratio 3.95
Focal Length of Eyepiece 1 (mm) 20 mm (0.79 in)
Magnification of Eyepiece 1 15 x
Focal Length of Eyepiece 2 (mm) 4 mm (0.16 in)
Magnification of Eyepiece 2 75 x
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
Warranty 2-year Telescope Warranty

 

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