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Questions & Answers
What is the brightness factor, are they nitrogen filled?

No, these are not nitrogen filled.
Twilight Factor: 41.83
Relative Brightness: 7.84

by Brandon, Verified Owner, March 29, 2021
Customer Reviews
Helpful Positive Review
Low price for very good binoculars. by sunny, April 19, 2016
I got these to replace my skymaster 20x100x70 due to double image even after being replaced the new pair had the same problem. So I thought I would give Celestron one more try and im glad I did. These are perfect for long distance ship viewing and as...
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5/5 found this helpful
Helpful Positive Review
Best for deep sky objects. by EZRA2EYES, June 13, 2018
I mounted these 25x70s on a hefty tripod early this morning because Jupiter shone down from a perfect spot in my apt. grounds. I expected to see more; he was really so bright the moons were lost in the glare. The seeing was fairly good as other backg...
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2/2 found this helpful
Helpful Positive Review
Powerful Binos by Legacy Reviewer, Verified Owner, March 27, 2011
I was looking for high magnification budget binoculars and these are just the right choice. Since i knew the drawbacks in zoom binoculars i decided to buy these 25x70 Celestron binoculars. The order was delivered nicely and well packed. I am using th...
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31/31 found this helpful
Helpful Positive Review
High Quality by Ron, Verified Owner, April 14, 2016
These are outstanding binoculars. Very well made, with top quality optics. You will need a sturdy tripod to hold them steady. I got these for looking at the stars. A simple 60mm refracting telescope is sufficient to see 4 of the moons of Jupiter and ...
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9/11 found this helpful
Helpful Positive Review
Celestron SkyMaster 25x70 Binocular by Legacy Reviewer, Verified Owner, April 8, 2010
The celestron Skymaster 25x70 binocular is more better than I belive and is cheap,I'm used oll time for astronomical viewing, every body need one's I will gift one Celestron SkyMaster 25x70 Binocular to my brother, he will be happy..
9/29 found this helpful
Helpful Positive Review
Mostly good by Legacy Reviewer, Verified Owner, February 12, 2013
I use it mostly for astronomy and occasional views of high flying jets with their contrails. When I used the binoculars with the binocular mount, there was so much lateral vibrations that it was just about useless. I epoxyed both sides of the binocul...
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17/18 found this helpful
Read All 10 Reviews
Color:
Black
Condition:
New
Additional Features:
Angular Field of View-2.7 deg
Included Accessories:
Carrying Case, Instruction Manual, Lens Cloth, Neck Strap, Objective Lens Caps, Rainguard, Tripod Adapter

Code: CI-BI-71008

MPN: 71008

UPC: 050234710084

List: $181.95Save 23%
$139.49

Product Info for Celestron SkyMaster 25x70mm Porro Prism Binocular

The Celestron SkyMaster 25x70 Binocular is a phenomenal value for a high performance binocular. The SkyMaster 25x70mm Binocular by Celestron is ideal for astronomical viewing or for terrestrial (land) use, especially over long distances. Each Celestron SkyMaster Binocular 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. The Celestron SkyMaster 25x70mm Binocular offers serious large aperture light gathering in an affordable and reasonably lightweight configuration.image

WARNING: California`s Proposition 65

Specifications for Celestron SkyMaster 25x70mm Porro Prism Binocular:

Manufacturer: Celestron
Color: Black
Magnification: 25 x
Objective Lens Diameter: 70 mm
Prism System: Porro
Prism Material: BAK4
Eye Relief: 13 mm
Exit Pupil: 2.8 mm
Field of View, Linear: 141 ft at 1000 yds
Field of View, Angle: 2.7 degrees
Optical Coating: Multi-Coated
Binoculars Focus System: Center Focus
Twilight Factor: 41.83
Interpupillary Distance: 56 - 72 mm
Close Focus: 75 ft
Diopter Adjustment Range: -4 - 8 dpt
Weather Resistance: Yes
Water Resistance Level: Waterproof
Weight: 52 oz
Condition: New
Additional Features: Angular Field of View-2.7 deg
Included Accessories: Objective Lens Caps, Rainguard, Tripod Adapter, Instruction Manual, Lens Cloth, Carrying Case, Neck Strap
Magnification Type: Fixed
Tripod Adaptable: Yes
Case: Yes
Strap: Yes
Armoring: Rubber Armored

Features of Celestron Sky Master 25x 70mm Binocular:

  • 25x magnification porro prism binocular
  • Large 70 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
  • Tripod adapter included
  • Long eye relief ideal for eyeglass wearers
  • Carrying case included for travel and safe storage
  • No Fault Warranty provides best protection and product support on the market

Package Contents:

  • Celestron SkyMaster 25x70 Binocular 71008

Celestron SkyMaster 25x70mm Porro Prism Binocular Orderable Models

List of Orderable Models

  • Celestron SkyMaster 25x70mm Porro Prism Binocular, Black, 71008 , MPN: 71008 , UPC: 050234710084 , Code: CI-BI-71008
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