celestron-21039-powerseeker-50az-refractor-telescope

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Celestron - 21039 - PowerSeeker 50Az Refractor Telescope

Code: R42TT

  • Quick and easy no-tool setup
  • Slow motion controls for smooth tracking
  • Erect image optics - Ideal for terrestrial and astronomical use

Product details

Celestron - 21039 - PowerSeeker 50Az Refractor Telescope

• Quick and easy no-tool setup
• Slow motion controls for smooth tracking
• Erect image optics - Ideal for terrestrial and astronomical use
• Fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity
• 3x Barlow lens triples the magnifying power of each eyepiece
• Accessory tray for convenient storage of accessories
• “TheSkyX â€" First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images


Celestron PowerSeeker telescopes are a great way to open up the wonders of the Universe to the aspiring astronomer. The PowerSeeker series is designed to give the first-time telescope user the perfect combination of quality, value, features and power.

Amateur astronomy is a great family hobby that can be enjoyed year round, and Celestron’s PowerSeekers are the ideal choice for an affordable and high quality telescope that will provide many hours of enjoyment for the entire family.

PowerSeekers are quick and easy to set up â€" even for the novice. No tools are required for assembly!

Their sturdy equatorial mounts are perfect for tracking objects in the night sky, and the collapsible alt-azimuth mounts are perfectly suited for terrestrial (land) viewing as well as astronomical use.

All of Celestron’s PowerSeekers include a full range of eyepieces plus a 3x Barlow lens that provides an increase in viewing power hundreds of times greater than that of the unaided eye!

PowerSeekers are designed and manufactured using all fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity.

Erect Image Optics are ideal for terretrial (land) and astronomical (sky) use.

Specification table
Optical Design Refractor
Aperture (mm) 50 mm (1.97 in)
Focal Length 600 mm (24 in)
Focal Ratio 12
Focal Length of Eyepiece 1 (mm) 20 mm (0.79 in)
Magnification of Eyepiece 1 30 x
Focal Length of Eyepiece 2 (mm) 12 mm (0.47 in)
Magnification of Eyepiece 2 50 x
Focal Length of Eyepiece 3 (mm) 4 mm (0.16 in)
Magnification of Eyepiece 3 150 x
Barlow Lens 3 x
Finderscope 5x24
Star Diagonal 0.96"
Mount Type Altazimuth
Tripod Aluminum
Highest Useful Magnification 118 x
Lowest Useful Magnification 7.14 x
Limiting Stellar Magnitude 11
Resolution (Rayleigh) 2.79 arc seconds
Resolution (Dawes) 2.32 arc seconds
Light Gathering Power (Compared to human eye) 51 x
Apparent Field of View 1.4 °
Linear Field of View (@1000 yds) 72 ft (22 m)
Optical Tube Length 24 in (610 mm)
Warranty 2-year Telescope Warranty

Does this item come with a tripod

Asked by: Janmac
Yes a tripod is included.
Answered by: Billy
Date published: 2015-12-16

If I order an item today, will it arrive before Saturday Dec 12th

Asked by: Andy
Items ordered today will generally take 3 to 5 working days to arrive.
Answered by: Darren
Date published: 2015-12-08

I am interested in buying a telescope, I am an absolute beginner. There are 2 items that are both described as "Celestron PowerSeeker 50 Refractor Telescope", what is the difference between model code R42TT and A02RR?

Asked by: Mary
These are the exact same item, there are no differences.
Answered by: Russell
Date published: 2015-12-14
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Bulk Prices

Item code Item name Quantity Price
R42TT Celestron - 21039 - PowerSeeker 50Az Refractor Telescope (1+) £46.40

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£46.40

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