Celestron Skymaster 20x80 Binoculars



In stock - Shipped 1-2 working days.

Model:  cel_skymstr_20x80_71018
Part Number:  71018
Brand:  Celestron
Style:  Porro
Magnification:  20x
Aperture:  80mm
Colour:  Black
Prism Type:  Porro Prism


Celestron 2 Year Warranty

Celestron products include a two year warranty except binoculars and spotting scopes which have limited lifetime warranties.


  • Skymaster Binoculars
  • Objective Lens Caps
  • Rainguard
  • Carry Case
  • Neck Strap
  • Lens Cloth
  • Instruction Manual

Celestron's SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars. Ideal for astronomical viewing or for terrestrial (land) use, especially over long distances. SkyMaster models feature high quality BaK-4 prisms and multi-coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing sessions.

Video Tour


  • 20x magnification porro prism binocular
  • Giant 80 mm objective lens offers maximum image brightness in low-light and long-range conditions
  • Ultra sharp focus across the field of view
  • Multi-Coated optics for sharp, clear views
  • Suitable for terrestrial or astronomical viewing
  • Protective rubber covering for ultra-firm grip
  • Large center focus knob for easy focusing
  • Integrated tripod adapter rod for ultra-stable tripod mounting
  • Long eye relief ideal for eyeglass wearers
  • Soft carrying case included for travel and safe storage
  • Limited Lifetime Warranty provides best protection and product support on the market

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Product Specifications

Objective Lens Diameter (mm)80 mm
Magnification (x)20x
Angular Field of View3.7°
Exit Pupil (mm)4 mm
Eye Relief (mm)18 mm
Close Focus108 ft (33 m)
Optical CoatingsMulti-Coated
Weight (oz)75 oz (2126 g)
Prism Glass (Type)BaK-4
Twilight Factor40
Relative Brightness16
WeatherproofWater Resistant

Celestron Skymaster 20x80 Binoculars Questions & Answers

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Q1. How much do these binoculars weigh?

The Celestron Skymaster 20x80 binoculars weigh 2,126g / 75oz.

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December 2017 / View Older
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