CELESTRON OMNI 120 Refractor TELESCOPE StarBright XLT coatings CG-4 Equatorial

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Brand Name
celestron
Model Number
21090



OVERVIEW

  • High quality optics start with each lens and(or) mirror being hand selected so only the finest grade of optical glass is used
  • StarBright XLT coatings provide maximized light transmission
  • 25 mm multi-coated eyepiece - 20 mm eye relief, 50° FOV
  • 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

DESCRIPTION

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. We also added our famous StarBright XLT coating system to further enhance light transmission.

SPECIFICATIONS

Optical Tube Info:  
Optical Design Refractor
Aperture (mm) 120 mm (4.72 in)
Focal Length 1000 mm (39 in)
Focal Ratio 8.33
Focal Length of Eyepiece 1 (mm) 25 mm (0.98 in)
Magnification of Eyepiece 1 40 x
Finderscope 6x30
Mount Info:  
Mount Type Omni CG-4 Equatorial
Tripod Leg Diameter 1.75" Stainless
Highest Useful Magnification 283 x
Lowest Useful Magnification 17 x
Limiting Stellar Magnitude 12.9
Resolution (Rayleigh) 1.16 arc seconds
Resolution (Dawes) 0.97 arc seconds
Light Gathering Power (Compared to human eye) 294 x
Apparent Field of View 1.25 °
Linear Field of View (@1000 yds) 66 ft (20 m)
Optical Coatings StarBright XLT
Optical Tube Length 40 in (1016 mm)
Optical Tube Weight 12.5 lbs (5.67 kg)
Tripod Weight 12.5 lbs (5.67 kg)
Weight of Counterweights 7 lbs (3.2 kg) and 4 lbs (1.8 kg)
Warranty 2-year Telescope Warranty

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Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).