Celestron 25X100 SkyMaster Binocular

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  • Regular price $399.95

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Accessories Added

  • 25 Times Magnification
  • Large 100 mm Objective Lenses
  • Individually Focus each Eyepiece
  • Long eye Relief for Eyewear
  • Great for Long-range and Low-light



Celestron 25X100 SkyMaster Binocular

Celestron's SkyMaster Series of large aperture binoculars are a phenomenal value and are 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.

For maximum stability and secure optical alignment, the 100 mm (3.94-inch) 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.


Features of 25 X 100 SkyMaster Celestron Binoculars...

  • 25x magnification Porro prism binocular
  • Huge 100 mm 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-distance terrestrial or astronomical viewing
  • Large center focus knob for easy focusing
  • Integrated tripod adapter rod for ultra-stable tripod mounting
  • Protective rubber covering for ultra-firm grip
  • Long eye relief ideal for eyeglass wearers
  • Deluxe padded carrying case included for travel and safe storage


OPT Product Number: CE-71017


Aperture100 mm (3.94")
BK 7 or BAK 4BaK4
Case IncludedYes
Close Focus80 ft.
Exit Pupil4mm
Eye Relief15mm
Focusing SystemCenter Focus/ Rocker Bridge
Free ShippingYes
Interpupillary Distance Range56mm to 72mm
ModelCelestron SkyMaster
Optical CoatingsMulti Coated
Prism TypePorro Prism
WarrantyCelestron Lifetime No Fault Warranty
WaterproofingWater Resistant


  • SkyMaster 25x100 Binocular
  • Padded Carrying Case
  • Neck Strap
  • Eyepiece caps and Lens Covers
  • Lens Cloth
  • Tripod Adapter
  • Celestron Limited Lifetime Warranty



Ask a Question
  • What kind of filters can I use on these binocs for watching the eclipse?

    You will need two filters. The filters that will fit are the Astrozap solar film filter (FITS 104-114MM). The other two filters are Thousand Oaks 4" glass solar filter (TH-4500) and (TH-S-4500) which is the film filter. The Thousand Oaks filters are a tig

  • The focus it's adjusted individually, how does the zoom works

    The Celestron 25X100 SkyMaster Binoculars do not offer a zoom feature. If you are looking for a zoom binocular, look at the Celestron 25-125 X 80 SkyMaster Zoom Binoculars

  • What is the condition of this lens

    Hello, This Steve from OPT. I checked out the 11" Edge telescope and the optics are very clean. The tube has some scuff marks and a couple small dings but nothing significant. Overall it's in very good shape. If you're interested, I can tell ;yo

  • $899 for the OTA only, correct?

    You are correct. This is for the OTA with a finderscope, 1.25" diagonal and 26mm eyepiece in like-new condition.

  • Are the eyepieces removable/exchangable?

    Unfortunately, the eyepieces on the 25x100 Skymaster are not removable. The magnification and field of view are fixed on this model.