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Celestron 71017 Skymaster 25 X 100 Binoculars

Item #3052400


  • 25x magnification porro prism binocular
  • Giant 100 mm objective lens offers maximum image brightness in low-light and long-range conditions
  • Ultra sharp focus across the field of view
  • Individual Eyepiece Focus to ensure optimal focus position
  • Multi-Coated optics for sharp, clear views
  • Suitable for long-range terrestrial or astronomical viewing
  • Protective rubber covering for ultra-firm grip
  • Integrated tripod adapter rod for ultra-stable tripod mounting
  • Long eye relief ideal for eyeglass wearers
  • Deluxe padded carrying case included for travel and safe storage

Really Soak Up the Stars!

Large aperture binoculars designed for astronomical viewing and for terrestrial use especially over long distances and under low level lighting conditions.

Features include main body structural reinforcement for maximum stability and secure optical alignment, a built-in rigid photo tripod adapter, high index BAK-4 prism design, multi-coated optics for enhanced contrast and its waterproof. Field of view is 173 ft. at 1,000 yards, 4mm exit pupil, 15mm eye relief, near focus of 80 feet. Weighs 9.5 pounds. Includes deluxe padded soft carrying case. Covered by Celestron's limited lifetime warranty.

Diameter 100 mm (3.94 in)
Magnification 25 x
Caps Yes
Strap Yes
Carrying Case Padded Nylon
Weight (oz) 140 oz (3969 g)
Angular Field of View (deg) 3 °
Linear Field of View (@1000 yds) 157 ft (48 m)
Exit Pupil (mm) 4 mm (0.16 in)
Eye Relief (mm) 15 mm (0.59 in)
Near Focus (Binoculars) 80 ft (24 m)
IPD Max 72 mm (2.83 in)
IPD Min 56 mm (2.2 in)
Prisms BAK-4
Optical Coatings Multi-Coated
Weather Proof Waterproof
Tripod Adaptable Built-In


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