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Large white Dobsonian telescope tube on wooden base with smartphone dock

Celestron

Celestron StarSense Explorer 12" f/4.9 Dobsonian Telescope

SKU CH-0KY1-J491Z

A 12" f/4.9 Dobsonian telescope that uses a smartphone app to analyse star patterns and guide you to celestial objects in real time.

  • 12" aperture gathers 1895x more light than the eye for bright deep-sky views
  • StarSense app analyses star patterns on your phone to guide you to objects in real time
  • Dobsonian base gives stable platform for smooth tracking up to 720x magnification
  • 2" Crayford focuser provides precise adjustments for sharp images with various eyepieces
  • f/4.9 focal ratio delivers wide-field, fast optics ideal for visual observing

12" Aperture Dobsonian Telescope

The Celestron StarSense Explorer 12" f/4.9 Dobsonian telescope uses a large aperture and XLT coatings to gather 1895x more light than the human eye. It is built for serious beginners and advanced observers who want bright, detailed views of celestial objects without complex alignment procedures.

Replaces Manual Star Charts

This telescope replaces traditional star charts and imprecise planetarium apps with a smartphone app that analyzes star patterns overhead. The jump is worth it when you want real-time guidance to locate objects in minutes rather than spending time learning manual navigation techniques.

Stable High-Magnification Tracking

The Dobsonian base features large diameter altitude bearings with variable tension for a sturdy foundation. It delivers smooth tracking for clear, steady views even at high magnifications up to 720x, while the 2" Crayford focuser allows fine adjustments for sustained observing sessions.

Highlights

  • 12" aperture gathers 1895x more light than the eye for bright deep-sky views
  • StarSense app analyses star patterns on your phone to guide you to objects in real time
  • Dobsonian base gives stable platform for smooth tracking up to 720x magnification
  • 2" Crayford focuser provides precise adjustments for sharp images with various eyepieces
  • f/4.9 focal ratio delivers wide-field, fast optics ideal for visual observing

Specifications

No published specifications for this item yet.

Questions about this item

What size is the primary mirror aperture on this Dobsonian telescope?

The primary mirror aperture is 12 inches, gathering 1895 times more light than the human eye for detailed celestial views.

How does the StarSense Explorer app align the telescope with the night sky?

The app uses your smartphone camera to analyse star patterns overhead, then guides you to objects in real time without manual star charts.

What focusing mechanism is included, and what eyepiece barrel size does it accept?

A 2-inch Crayford focuser is included, providing fine adjustments and accepting standard 2-inch eyepieces for optimal clarity.

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