Celestron Cometron Firstscope Telescope With Accessory Kit

21023KIT

New product

  • Kit includes a Moon filter and two eyepieces with 24X and 50X magnification
  • The 5x24 finderscope makes locating objects much easier
  • Take your telescope anywhere with the nylon carry bag
  • Learn more about the night sky with TheSkyX: First Light Edition planetarium software for PC/Mac
  • Featuring a spherical mirror that has a slight overcorrection, so it is more accurately a paraboloid.

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£ 76.90 Tax included

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Data sheet

Optical Design Newtonian
Aperture 3 inch
Mount Type Wooden AZ
Focal Length 300mm
Focal Ratio F4
Is this product normally on display at Grovers? Yes - But Check First If Making A Special Journey!

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High quality Dobsonian style stand with a 76 mm reflector optical tube make FirstScope an ideal entry level astronomical telescope.

Portable and lightweight 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.

In 1609, world-renowned Italian scientist, Galileo Galilei, introduced an elementary telescope to the growing astronomy community which sparked interest into the mysterious night sky for centuries to come. Four centuries later, Celestron offers the portable FirstScope Telescope. The FirstScope pays tribute to Galileo Galilei and many of history’s most notable astronomers and scientists by displaying their names around the optical tube. We honor the contributions of these men and women, who brought us one step closer to understanding the universe around us.

The FirstScope is a wonderful keepsake for anyone interested in astronomy. This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube. FirstScope is an ideal entry level astronomical telescope. It is very easy to observe with, the user simply navigates the night sky by moving the tube in the direction of their desired object, making the viewing experience a snap! The compact design makes it easy enough to take with you on your next outdoor adventure. FirstScope is also stylish enough to be a decorative fixture on your bookshelf or desk.

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

 
PDF Specification sheet for filters and dew straps

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