Celestron Omni XLT 102

Celestron Omni XLT 102

Now: £299.00 (Save:  £80.00) Was:  £379.00✓ 2 year warranty


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About this product

Model:  Comni102
Part Number:  21088

The Celestron Omni XLT 102 features a stable CG-4 German Equatorial mount and high quality optics. Aspheric shaping technology together with hand-figuring virtually eliminates spherical aberration. High quality StarBright XLT lens coatings further enhance light transmission and contrast.


  • High quality optics start with each lens being 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, 50 degree FOV
  • 1.25" star diagonal
  • CG-4 German Equatorial Mount with setting circles and slow motion controls
  • 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

What's in the box

  • Telescope OTA
  • CG-4 Mount & Tripod
  • Counterweights
  • 1.25" Star Diagonal
  • Finderscope
  • 25mm Eyepiece


Optical DesignRefractor
Aperture (mm)102 mm (4.02 in)
Focal Length1000 mm (39 in)
Focal Ratio9.8
Focal Length of Eyepiece 1 (mm)25 mm (0.98 in)
Magnification of Eyepiece 140 x
Mount TypeOmni CG-4 Equatorial
Tripod Leg Diameter1.75" Stainless
Highest Useful Magnification241 x
Lowest Useful Magnification15 x
Limiting Stellar Magnitude12.5
Resolution (Rayleigh)1.37 arc seconds
Resolution (Dawes)1.14 arc seconds
Light Gathering Power (Compared to human eye)212 x
Apparent Field of View1.25
Linear Field of View (@1000 yds)66 ft (20 m)
Optical CoatingsStarBright XLT
Optical Tube Length39.5 in (1003 mm)
Optical Tube Weight9.5 lbs (4.31 kg)
Tripod Weight12.5 lbs (5.67 kg)
Weight of Counterweights7 lbs (3.2 kg) and 4 lbs (1.8 kg)
Warranty2-year Telescope Warranty

Downloads / Manuals

The following manuals and downloads are available for this product:


Omni XLT Manual (PDF)

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