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SkyMaster 25x100
Item no. 71017
SRP: £379.00
Warranty: Limited Lifetime

Read the online review of the Celestron SkyMaster 25x70 by Best Binocular & Binocular Review Website here

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. Each SkyMaster model features 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.

For maximum stability and secure optical alignment the 100 mm SkyMaster model features enhanced structural reinforcement to the main binocular body. As an additional convenience, the 100 mm SkyMaster model also includes an integral super rigid photo tripod adapter. The SkyMaster Series binoculars are built to provide years of magnificent views of the world around you and the heavens above.

General Details:

  • 25x magnification porro prism binocular
  • Giant 100mm objective lens offers maximum image brightness in low-light and long-range conditions
  • Four-element objective lens for ultra sharp focus across the field of view
  • 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


Magnification: 25x
Objective Lens Diameter: 100 mm (3.94")
Angular Field of View:
Linear Field of View (@1000 yds) / @1000 m): 156 ft (52 m)
Exit Pupil: 4 mm (.15")
Eye Relief: 15 mm (.59")
Close Focus: 80 ft (24.4 m)
Interpupillary Distance (max): 72 mm (2.83")
Interpupillary Distance (min): 56 mm (2.20")
Diopter Adjustment Range: ± 5
Twilight Factor: 50
Relative Brightness: 16
Lens Coatings: Multi-Coated
Prism Glass (Type): BaK-4
Prism Coatings: N/A
Weight: 140 oz (3969 g)
Environmental Protection: Water Resistant
Nitrogen Filled: No
Tripod Adaptable: Yes
Carrying Case: Nylon
Dimensions: 256 mm x 130 mm x 388 mm (10.1" x5.1" x 15.28")
Included Accessories: Objective lens caps / Rainguard / Carrying case / Neck strap / Lens cloth / Instruction manual

To discover more and to find your nearest Celestron dealer please visit our Dealer Page

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