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Teleskop Bintang Celestron Cometron Firstscope Newtonian Reflector

Rp 1.874.800,00



  • Fast focal ratio offers a wide field of view, perfect for observing comets, star clusters, galaxies, and more
  • 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 finderscope and 2 Kellner eyepieces

Be ready for the next big comet with Celestron’s special-edition Cometron FirstScope, a compact, lightweight telescope that’s perfect for beginners looking to experience the magic of a dazzling comet, planet, or nebula. This tabletop Dobsonian-style telescope includes a spherical mirror with a generous 76 mm of aperture. The Cometron FirstScope provides bright, sharp views of comets and other celestial objects, and renders the Moon’s mountains and craters in crisp detail. And thanks to its wide field of view, you’ll be able to observe the brightest part of the comet and its tail or favorite deep-sky objects like the Orion Nebula.

The Cometron FirstScope offers several upgrades from the original Celestron FirstScope, including 2 Kellner eyepieces and a 5×24 finderscope. Weighing just 4.3 lbs, the Cometron FirstScope is a tabletop telescope that you can take on all your outdoor adventures. It’s also stylish enough to be a decorative fixture on your bookshelf or desk.


Optical Design:Newtonian Reflector
Aperture:76mm (2.99″)
Focal Length:300mm (12″)
Focal Ratio:f/3.95
Focal Length of Eyepiece 1:20mm (0.79″)
Magnification of Eyepiece 1:15x
Focal Length of Eyepiece 2:10mm (0.4″)
Magnification of Eyepiece 2:30x
Barlow Lens:Not Included
Star Diagonal:Not Included
Optical Tube:Plastic
Highest Useful Magnification:180x
Lowest Useful Magnification:11x
Limiting Stellar Magnitude:11.9
Resolution (Rayleigh):1.83 arc seconds
Resolution (Dawes):1.53 arc seconds
Light Gathering Power (Compared to human eye):118x
Secondary Mirror Obstruction:28mm (1.1″)
Secondary Mirror Obstruction by Diameter:37%
Secondary Mirror Obstruction by Area:14%
Optical Coatings:Aluminum with SiO2
Optical Tube Length:254mm (10″)
MOUNT INFO:Information
Total Telescope Kit Weight:4.3 lbs (1.95 kg)
Software:Starry Night Basic Edition

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