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Celestron - Solar Observer 70mm Portable Refractor Telescope for Solar Observing

Model#: 21035-SO

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Availability: In stock


Manufactured by: Celestron


TravelScope Series Portable Telescopes


2-year Telescope WarrantyThis telescope was designed with traveling in mind while offering exceptional value. The Travel Scope is made of the highest quality materials to ensure stability and durability. All this adds up to a telescope that gives you a lifetime of pleasure with a minimal amount of maintenance. Featuring a compact and portable design with ample optical performance, the Travel Scope is ideal for terrestrial as well as casual astronomical observation.

WARNING! Never attempt to view the sun through any telescope without proper filtering!

Safe Solar Filter Included

Includes Travel Scope 70 Telescope, solar filter and backpack


  • Safe Solar Filter included for observing the Eclipse and other Solar events
  • All coated glass optical elements for clear, crisp images
  • Erect image diagonal so that your views are correctly oriented
  • Smooth functioning altazimuth mount with easy pointing to located objects
  • Preassembled aluminum full size photographic tripod ensures a stable platform
  • Quick and easy no-tool set up
  • The telescope and tripod fit inside the custom backpack for easy traveling and storage
  • “The SkyX – First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images






Additional Information

Name Celestron - Solar Observer 70mm Portable Refractor Telescope for Solar Observing
Manufacturer Celestron
Model 21035-SO
Aperture 70 mm (2.76 in)
Eyepiece 1 20 mm (0.79 in)
Eyepiece 2 10 mm (0.39 in)
Finderscope 5x24
Focal Length 400 mm (16 in)
Focal Ratio 5.71
Highest Useful Magnification 165 x
Light Gathering Power 100 x
Limiting Stellar Magnitude 11.7
Lowest Useful Magnification 10 x
Magnification 1 20 x
Magnification 2 40 x
Optical Coatings Fully Coated
Optical Design Refractor
Resolution (Dawes) 1.66 arc seconds
Resolution (Rayleigh) 1.99 arc seconds