Celestron - Omni XLT 102mm Refractor Telescope *

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Omni XLT series features the stable platform of the CG-4 mount and high quality optics. Using aspheric shaping technology in conjunction with hand-figuring the optics the Omni XLT presents an image with virtually no spherical aberration.

SKU: CEL-21088
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Product Description

CELESTRON  •  Omni XLT 102mm Refractor Telescope  •  21088

The Celestron Omni XLT 102 (4") Refractor is designed for the mid-astronomer who wants to take their astronomy hobby to the next level and take advantage of the crisp details a refractor can provide.  Celestron has incorporated their StarBright XLT Multi-Coatings to improve light transmission. The optical tube is mounted on the Omni CG-4 Equatorial Mount which includes setting circles for adjusting declination and right ascension. Setup is quick and no tools are needed. Simply mount the optical tube on the mount and extend the stainless steel tripod legs. A 25mm 50° eyepiece is included as well as a 1.25" diagonal.


  • Slow focal ratio f/10
  • 102mm refractor
  • German Equatorial mount (CG-4)
  • StarBright XLT Coatings for improved light transmission
  • 25mm 50° eyepiece
  • 1.25" Star Diagonal






Name Celestron - Omni XLT 102mm Refractor Telescope *
Manufacturer Celestron
Model CEL-21088
UPC 050234210881
Angular Field of View 1.25°
Aperture 102 mm (4.02 in)
Counterweights 7 lbs (3.2 kg) and 4 lbs (1.8 kg)
Eyepiece 1 25 mm (0.98 in)
Finderscope 6x30
Focal Length 1000 mm (39.37 in)
Focal Ratio 9.8
Mount Omni CG-4 Equatorial
Optical Tube Length 39.5 in (1003.3 mm)
Optical Tube Weight 9.5 lbs (4.31 kg)
Resolution (Dawes) 1.14 arcsec
Resolution (Rayleigh) 1.37 arcsec


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