2,539 Brands 452 Categories All Departments

Best Rated Product

Our customers have spoken – this is one of the best rated products in the Telescopes category! See more best rated products

Celestron Omni XLT 120 mm Refractor Telescope - 21090
$528.99 $1,017.95 Save 48%
Code: CI-TS-21090
MPN: 21090
UPC: 050234210904
Click to select this item for your bundle offer!
Buy Together & Save Even More!

A great way to save even more money is to purchase complementary products at the same time that you shop for what you want!

In many cases you'll be offered two additional items that you can add to your order and save, but feel free to only pick one if you want - you'll still save

As low as $58898 You Save 45%
Shipping Limitations Shipping Limitations

Celestron Omni XLT 120 mm Refractor Telescope - 21090 Product Info

Celestron Omni XLT 120mm Refractor Telescope 21090 is a versatile telescope with high quality optics and imagecomponents, perfect for users of any level. The Celestron Omni XLT102 Telescope by Celestron has a 102mm Lens, the largest lens of a Refractor Telescope in the Omni XLT Series. This 120 mm Lens gives a superb image of the Moon, Saturn and its rings, Jupiter and its moons, nebulae and star clusters. Celestron Omni XLT Series Telescopes have StarBright XLT Optical Coatings that enhances light transmission, providing maximum contrast and image sharpness. The StarBright XLT Coatings also present a clear an unblurred image. This telescope is a Refractor Telescope making it easy to maintain with its enclosed lens, and also making it great for terrestrial viewing. These Celestron Telescopes have a 25mm multi-coated eyepiece that is capable of a high 40X magnification. The Celestron Omni XLT 120mm Telescope also features the stable platform of the CG-4 German Equatorial Mount. This Equatorial Mount is responsible for accurately locating and tracking objects due to its setting circles and slow motion controls. Holding up these high quality components is the telescope 's heavy duty tripod that features 1.75" stainless steel legs. The Celestron Omni XLT102 Telescope is also an ideal telescope for astrophotography. When used with the optional dual-axis motor drive (Model #93522) and the polar axis finder (Model #94221) to track objects for long exposure photography, these Telescopes can produce superior quality photographs. With these features of high quality optics and materials, the Celestron Omni XLT 120mm Refractor Telescope 21090 will ensure stability, durability, and will give the user a lifetime of enjoyment in astronomy.

Specifications for Celestron Omni XLT 120mm Refractor Telescope 21090:

OPTICAL DESIGN: Refractor
APERTURE: 120 mm (4.72 in)
FOCAL LENGTH: 1000 mm (39.37 in)
FOCAL RATIO: 8.33
EYEPIECE 1: 25 mm (0.98 in)
MAGNIFICATION 1: 40 x
FINDERSCOPE: 6x30
OPTICAL COATINGS: StarBright XLT
MOUNT: Omni CG-4 Equatorial
TRIPOD LEGS: 1.75" Stainless
COUNTERWEIGHTS: 7lbs (3.2 kg) and 4lbs (1.8 kg)
HIGHEST USEFUL MAGNIFICATION: 283 x
LOWEST USEFUL MAGNIFICATION: 17 x
LIMITING STELLAR MAGNITUDE: 12.9
RESOLUTION: 1.19 arc seconds
RESOLVING POWER: 0.97 arc seconds
LIGHT GATHERING POWER: 294 x
ANGULAR FIELD OF VIEW: 1.25 °
LINEAR FIELD OF VIEW (@1000 YDS): 66 ft (20.12 m)
OPTICAL TUBE LENGTH: 40 in (1016 mm)
OPTICAL TUBE WEIGHT: 12.5 lb (5.67 kg)
EQ MOUNT WEIGHT: 21 lb (9.53 kg)
TRIPOD WEIGHT: 12.5 lb (5.67 kg)
WEIGHT: 46 lb (20.87 kg)

Features of Celestron Omni XLT102 Refractor Telescopes 21090:

  • High quality optics, hand selected so only the finest grade of optical glass is used
  • StarBright XLT coatings provide maximized light transmission
  • 25mm multi-coated eyepiece - 20mm eye relief
  • 1.25" star diagonal
  • CG-4 German Equatorial Mount with setting circles and slow motion controls - to accurately locate and track sky objects
  • Ball bearings in both axis of the mount for smooth performance
  • Heavy-duty pre-assembled stainless steel tripod featuring 1.75" legs, accessory tray and bubble level
  • Easy no-tool setup
  • The Sky Level 1 planetarium software with 10,000 object database and enhanced images

Package Contents:

  • Celestron Omni XLT 120mm Refractor Telescope 21090
  • Heavy-duty tripod
  • Planetarium software

Celestron Omni XLT 120 mm Refractor Telescope - 21090 Related Products

Celestron Omni XLT 120 mm Refractor Telescope - 21090 Comments

Customer Reviews
Helpful Positive Review My Best Scope Yet by Legacy Reviewer, July 21, 2007
I received my new Omni XLT 120 refractor about 3:00 pm Friday, July 20th. I set it up to get familiar with this scopes features. Everything in the two packages arrived intact. First was the size, wow this is a large scope. The tripod and the moun...
Read More...
51/55 found this helpful
Helpful Negative Review OK but needs factory assembly improvements by Legacy Reviewer, July 26, 2013
The scope is decent, some purple fringing but the image is sharp (moon viewing) Focus rack could use improvement, start with a better lube from the factory. The rack has a sticky lube that doesn't do much good. The CG-4 mount would be OK if i...
Read More...
4/6 found this helpful
Most Recent Review Celestron Omni XLT 120 by Legacy Reviewer, November 5, 2012
Views of the moon and planets are excellent with this 120mm / 4.7-inch achromatic telescope and I can use 300x on a night when the seeing is good and steady. The XLT120 is capable of good deep sky work, especially double stars. The fit and finish are...
Read More...
9/9 found this helpful
Most Recent Review Celestron Omni XLT 120 mm Refractor by Legacy Reviewer, December 31, 2011
I waited to post this review until I had used the scope a few times. My primary use of this scope is for planetary and solar observation. I have to give the instrument high marks for its design and performance. The optics are very good for this size ...
Read More...
6/6 found this helpful
Most Recent Review Celestron Omni XLT 120 Review by Legacy Reviewer, April 29, 2010
I have used the telescope a few times already, and I feel good with my purchase. With the included eyepiece I have been to watch some nice stars in the Orion Constellation and the moon, but you will soon notice that you will need better eyepieces an...
Read More...
8/9 found this helpful
Read All 10 Reviews