Celestron SkyMaster 25×70 Review | Observe Everything From One Place

Celestron SkyMaster 25 X 70 binoculars have a wide aperture. They are high-performing and intended for observing planetary items or land gazing at long distances.

These binoculars are not like ordinary ones. You hold up your eyes and adjust the section on top of the nose piece so you can see a buck on the other side of the field or spot your favourite baseball player out on the mound when you’re sitting in the cheap seats.

Celestron SkyMaster 25x70

These dynamic, extremely precise binoculars are designed to satisfy the needs and expectations of people who require an increased magnification enhancement to bring distant objects into a sharper and larger view. While they can be used for anything, they were designed for long-distance and not a 75-foot distance, but more like reading the name on the side of an airplane that is cruising at an altitude of 35,000 plus feet.

The use of a superior bak-4 prism improves color, contrast, and brightness by increasing the color distribution’s integrity and reducing distortion. In other words, what you’re looking at becomes crystal clear, even in the dead of the night.

The huge 70 mm converging lens ensures that the image is bright in long-range and low-light situations.

Several layers of specialty optic coating applied to the lens improve the image’s crispness and clarity.

Our rating: 4.6 / 5

Celestron Skymaster 25 x 70 binoculars are ideal for observing the stars and magnifying images in the night-time sky.


  • The coating on Lens – Multi-Coated bak-4
  • Close Focus – 102.5 ft
  • Relative Brightness – 22
  • Angular View Field – 2.7 Degrees
  • Eye Relief – 13
  • Exit pupil – 2.8 mm.
  • Dimensions – 36.1 x 27.7 x 13.2 centimetres (11 x 14 x 6 in.)
  • Weight – 2.05 Kilograms (4.5 lbs)

Main Uses

The high magnification setting of 25 allows for a more meticulous and sharper-looking view. While the Celestron Skymaster 25 x 70 binoculars were made with astronomical viewing in mind, they can be used for anything.

The 70mm optical system enhances the magnification power by increasing overall object brightness, and this is important while looking in low-light conditions.

These binoculars are great for seeing aircraft, meteors, whale watching, island spotting, and other maritime activities. With the Celestron SkyMaster 25 X 70 binoculars’ superior magnifying and brightness capabilities, you can see anything that requires long-distance viewing.


The binocular’s magnification level of 25X makes it suited for long-range viewing for ocean, land, and sky environments.

Astronomy enthusiasts benefit from seeing celestial bodies up close, since they can see more of the object’s intricacies.

Celestial events that aren’t visible to the naked eye are moved into the visual field. This model has an apparent field of vision of 2.7 degrees.

Here you can check a good overview video how small things look through the binoculars (video by SECHTDAMON666):

Glass and Lenses

The binoculars Celestron SkyMaster 25 x 70 when viewing objects from a distance. The lens is intended to offer sharp and clear images. To increase the clearness and sharpness of the pictures, specialized treatments are used in several layers.

The lens coverings are technological advancements that help to help decrease or remove components that can cause sharpness, clarity, and vision crispness to be distorted.

They also guard against the effects of bad weather, including extreme heat, mist, precipitation, snowfall, and other kinds of moisture.

Image Quality

The twilight variable of 41.83, improves night vision by adjusting the brightness and contrast. In return, it produces superior images.

For limited representation and even more accurate reproduction of the image, the bak-4 prism method delivers a genuine color value.

The Celestron SkyMaster 25 X 70 has a relative brightness of 7.84. In a variety of lighting settings, the multiple-coated lens produces clearer and sharper images.

The focus button provides the most detailed observation of faraway things by bringing the image into sharp focus.


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Eye Relief

At 13mm, the eye assistance is quite long. As a result, it’s great for people who wear glasses.

A typical problem with binoculars is there isn’t sufficient distance to utilize them comfortably or successfully while wearing glasses.

Using Celestron SkyMaster 25 X 70 binoculars, this problem is no longer an issue.

Pros and Cons

Now that we know what to look for (pun intended), let’s check out pros and cons.

Our rating: 4.6 / 5

  • These binoculars produce bright and sharp imagery at a magnified level for viewing distant objects.
  • They’re fantastic for detecting aircraft, sea objects, wildlife, and other land activities, and viewing celestial objects and events. This product’s brightness allows for excellent night-time viewing.
  • Eyeglass Friendly
  • The eyecups are made of soft rubber and may be folded down when used with glasses.
  • Robust and Protected – The tough, armoured surface protects while also providing a stable gripping surface.
  • A Tripod adapter, as well as a compact carrying case, are offered as extras to protect the binoculars from damage. Also included are an objective lens cap, a weather guard, a carrying box, a neck strap, a lens cloth, and an instruction handbook.
  • These binoculars are big, heavy, and inconvenient to hold. Shortly after you begin to use them, your hands may start to shake, finding it challenging to get a clear view.
  • For an enjoyable viewing experience, a tripod is required. With the focusing mechanism, some people have trouble getting a sharp image.
  • The equipment is extremely sensitive, and the view isn’t HD, according to some consumers, who claim that images are too little and fuzzy even after adjusting the settings.
  • Not advised for viewing astronomical objects in movement unless used with a hefty (expensive) tripod, as weaker tripods will not withstand the weight of these binoculars.

Frequently Asked Questions (FAQ):

1) Question: When used outside at night, are these binoculars prone to fogging?

Answer: No, I use them all the time and they have never fogged up.

2) Question: What is the shortest distance I can see with a good focus?

Answer: When using a tripod – 35 thousand feet or approximately 5 miles

3) Question: Is a tripod included with these binoculars, or will I have to purchase one separately?

Answer: No, a tripod is not included in the package. You will need to buy one separately.

4) Question: I’m thinking about buying these binoculars, and I’m wondering if they need to be calibrated or if they can be used right out of the box.

Answer: As with every new pair of binoculars out of the box, all that is required is a single eye adjustment of the right-hand lens.

5) Question: Can it be used to see stars, the moon’s surface, galaxies, and other celestial objects?

Answer: The moon’s surface can be seen, as well as stars and planets. To keep them steady, you’ll need a tripod.

6) Question: Is it possible to use these binoculars while wearing glasses?

Answer: Yes, the eyepieces can be folded back for those who use eyeglasses.


The Celestron SkyMaster 25 X 70 binoculars have a unique design that makes them ideal for viewing objects in space in the night sky.

They can also be used for any long-distance sea or land viewing.

Most users were delighted with the product’s performance and awarded it good marks, as well as recommending it to someone else for purchase.

Some users found it difficult to use and were dissatisfied with the magnifying and focusing capabilities, as well as the weight.

Basically, binoculars offer excellent long-range vision in several kinds of different lighting.

All-in-all, most users were happy with the results of the binoculars.

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