Nikon has earned a remarkable reputation for manufacturing top-notch optics, and their Nikon Action Ex Extreme 8×40 binoculars are a testament to their commitment to quality. These binoculars are specifically designed to deliver outstanding clarity and performance, making them a popular choice among nature enthusiasts, birdwatchers, hunters, and outdoor adventurers.
In this comprehensive article, we will conduct an in-depth review of the Nikon Action Ex Extreme 8×40 binoculars, emphasizing the key features, specifications, advantages and disadvantages, as well as their primary applications. Our aim is to help you make an informed decision when selecting a pair of binoculars that perfectly suits your outdoor pursuits.
Currently, you can pick up a pair of the Action Ex Extreme’s for an absolute bargain.
- Waterproof, fogproof, and shockproof performance
- All-metal chassis in lightweight polycarbonate shell
- Rubber-coated body for firm, non-slip grip
- Magnification: 8x
- Objective lens: 40mm
With precision-aligned optics, and multicoated prisms for low light optimization, these binoculars are ideal for all conditions and both dawn and desk.
Combine these features with Nikon’s 25-year limited warranty, you can rest assured that these are a solid piece of equipment.
Nikon Action Ex Extreme Video Review – Watch Below
Are the Nikon 7238 Action Ex Extreme 8×40 Binoculars comparable to other models in their price category? And, what distinguishes this product from others in the same price range?
In this article, we’ll perform a detailed review of these Nikon Extreme Binoculars, where we’ll delve into their key characteristics, benefits, and drawbacks to help you make an informed buying decision.
Nikon Action Ex Extreme Binoculars Specifications






Main Usage For The Nikon Action Ex Extreme 8×40 Binoculars
The Nikon Action Ex Extreme 8×40 Binoculars are well-suited for a range of outdoor activities. They are particularly ideal for birdwatching and hunting, providing excellent clarity and a wide field of view. These binoculars can also be used for attending concerts or sports games, offering a closer view of the action.
While they may perform slightly less effectively in low-light conditions, they still offer decent performance in twilight or dusk situations.
To make the most of these binoculars, use proper hand-holding techniques, adjust the focus and diopter settings, and take advantage of their durable and weatherproof design for outdoor adventures.

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Glass/Lens
The Nikon Action Ex Extreme 8×40 Binoculars feature high-quality glass and lenses, as well as prisms, contributing to their excellent optical performance. The lenses incorporate multiple layers of anti-reflective coatings to enhance light transmission, resulting in clear and vibrant images. The Eco-Glass used in these binoculars is lead- and arsenic-free, making them environmentally friendly2.
The binoculars employ Porro prisms, which are known for providing greater depth perception and a wider field of view. This allows users to observe a larger area without having to move the binoculars as much. The prisms of the Nikon Action Ex Extreme 8×40 Binoculars are also coated with phase correction coatings, which help to enhance image resolution and contrast.
Pros:
- Exceptional optical performance with high-quality glass and lenses.
- Multi-layered anti-reflective coatings improve light transmission and image clarity.
- Eco-Glass construction promotes environmental friendliness.
- Porro prisms offer a wider field of view and better depth perception.
- Phase correction coatings on prisms enhance image resolution and contrast.
Cons:
- These binoculars might not perform optimally in extremely low-light conditions compared to some higher-end models.
- They may be slightly heavier and bulkier compared to compact binoculars, which could affect portability for some users.
Overall, the Nikon Action Ex Extreme 8×40 Binoculars offer excellent optical performance and a wide range of features considering their price range. They are a popular choice for outdoor enthusiasts seeking reliable and high-quality binoculars for various activities.
Magnification
These Nikon binoculars offer an 8x magnification level over a 40mm objective lens.These create an excellent wide field of view, that is perfect for viewing a large area, with ample magnification to bring detail into focus.
With a smooth central focusing knob, you can easily keep your points of interest in focus, delivering and optimal viewing experience.
Image Quality
The image quality of the Action Ex Extreme binoculars is surprisingly high.Precision-aligned optics with dielectric high-reflective multilayer prism coatings ensure delivery of brighter and sharper colors, as well as drastically improving low-light performance.
There’s also a convenient quick, smooth central focusing knob as well a diopter control to regulate vision imbalance.
All these factors combine to create an image quality far above the recommended retail price.
Eye Relief
The Nikon Action Ex Extreme 8×40 Binoculars offer an eye relief of 17.2mm, a measurement that refers to the distance between the ocular lens and your eye. This generous eye relief ensures a comfortable viewing experience, particularly for eyeglass wearers. With an eye relief of 17.2mm, these binoculars should provide adequate space for eyeglasses, allowing users to enjoy clear and immersive views.
However, individual preferences and the specific eyeglass prescription can vary, so it is always recommended to try using the binoculars with your own glasses to ensure the best fit and vision.
Pros & Cons of the Nikon Action Ex Extreme 8×40 Binoculars
Based on customer reviews and feedback, here are some common likes and dislikes about the Nikon Action Ex Extreme 8×40 Binoculars:
Likes:
- Image quality: Many users appreciate the clear and sharp image quality provided by these binoculars, especially considering their affordable price point.
- Durability: Users find these binoculars to be sturdy and well-built, able to withstand various outdoor conditions.
- Low-light performance: The binoculars are often praised for their ability to gather enough light in low-light situations, making them suitable for activities like stargazing or wildlife observation at dusk or dawn.
- Wide field of view: The wide field of view (FOV) allows users to easily observe moving objects or panoramic views without needing to constantly adjust the binoculars.
Dislikes:
- Weight: Some users find these binoculars to be slightly heavy, which may cause fatigue during extended use.
- Eye caps: Several users have mentioned that the eye caps could be more securely attached, as they tend to fall off or get lost easily.
- Focus adjustment: A few users have stated that the focus knob can be slightly stiff and requires some effort to adjust precisely.
- It is important to note that these likes and dislikes are subjective and may vary from person to person. It is always recommended to read multiple reviews and consider your specific needs and preferences before making a purchase decision.
In conclusion, this is a more than capable pair of binoculars for the beginner right up to the upper intermediary binocular users. Ideal for bird watching, and durable enough to take on the more active of hikes.
With excellent image quality and exceptional performance in less-than-ideal lighting conditions, these binoculars have a lot to offer. As usual, though, this pair is not without fault. In this case, where much of the build is rugged and durable, the eyecups are flimsy and may come off along with the lens caps.
This is important, as the eye cups really govern the comfort felt when using the binoculars. However, if you are willing to take a risk on this pair of binoculars, you will be repaid in image quality and low-light performance.
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- Advanced Optical Coatings: Multilayer lens coatings & dielectric prism coatings ensure bright, high-contrast images with accurate color.
- Built for the Outdoors: Waterproof, fogproof & rubber-armored for reliable performance in all weather conditions.
- Comfortable Viewing: Wide 6.6 degrees field of view, 15.4mm eye relief & locking diopter provide easy, strain-free use for all users.
- Powerful and Compact: 10x magnification with 30mm objective lenses delivers crisp, detailed views in a lightweight, travel-ready design.
- 🐦【𝐄𝐧𝐡𝐚𝐧𝐜𝐞𝐝 𝐕𝐢𝐬𝐢𝐨𝐧 𝟏𝟐𝐱𝟐𝟓 𝐁𝐢𝐧𝐨𝐜𝐮𝐥𝐚𝐫𝐬】These premium binoculars offer 12X magnification with 25mm objective lenses, presenting a 1000M expansive field of view that captures sharp and vibrant images without distortion or color shift. Ideal for wildlife observation, you can effortlessly spot birds in your garden or scan the forest for animals and vegetation in a single sweep. Their performance is also exceptional for watching sports games and enjoying live music performances.
- 🐦【𝟏𝟐𝐱 𝐇𝐢𝐠𝐡-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐁𝐢𝐧𝐨𝐜𝐮𝐥𝐚𝐫𝐬: 𝐃𝐢𝐬𝐜𝐨𝐯𝐞𝐫 𝐍𝐚𝐭𝐮𝐫𝐞’𝐬 𝐁𝐞𝐚𝐮𝐭𝐲】Elevate your outdoor adventures with these 12x high-powered binoculars. Perfect for binoculars for adults and binoculars for kids, these professional binoculars bring faraway scenes closer with razor-sharp clarity. Whether bird watching, hiking, or exploring, unlock the beauty of nature with visuals that traditional 10x binoculars can’t deliver.
- 🐦【𝐂𝐨𝐦𝐟𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐄𝐲𝐞𝐂𝐮𝐩 𝐃𝐞𝐬𝐢𝐠𝐧 𝐟𝐨𝐫 𝐋𝐨𝐧𝐠 𝐔𝐬𝐞】Enjoy hours of comfortable viewing with the adjustable eyecups, designed to accommodate users with or without glasses. These binoculars for adults and binoculars for kids feature twist-up eyecups that provide a customized fit, ensuring a comfortable and immersive viewing experience whether bird watching, hunting, or exploring the outdoors.
- 🐦【𝐋𝐨𝐰-𝐋𝐢𝐠𝐡𝐭 𝐕𝐢𝐬𝐢𝐨𝐧 𝐁𝐢𝐧𝐨𝐜𝐮𝐥𝐚𝐫𝐬 𝐟𝐨𝐫 𝐇𝐮𝐧𝐭𝐢𝐧𝐠】Designed for optimal performance in low-light conditions, the 12×25 binoculars are equipped with 25mm objective lenses, BAK4 prisms, and fully multi-coated optics. Whether you’re using them as binoculars for hunting at dawn or bird watching at dusk, enjoy brighter and sharper images in any lighting scenario.
- 🐦【𝐂𝐨𝐦𝐩𝐚𝐜𝐭 𝐃𝐞𝐬𝐢𝐠𝐧 𝐰𝐢𝐭𝐡 𝐂𝐨𝐦𝐩𝐫𝐞𝐡𝐞𝐧𝐬𝐢𝐯𝐞 𝐀𝐜𝐜𝐞𝐬𝐬𝐨𝐫𝐢𝐞𝐬】These portable binoculars are designed to fold compactly, making them easy to slip into a pocket or bag, and they weigh a mere 0.7lb, perfect for on-the-go convenience. Suitable for both children aged 8-12 and adults, this package includes 1 HD Binocular, 1 Carrying Bag, 1 Cleaning Cloth, 1 Lens Caps, and 1 User Manual. Each pair of binoculars undergoes a rigorous 100% quality control test before shipping.
- Bundle Includes: Nikon Action Extreme 8×40 ATB Central Focus Knob Rubber Armored Coating Binoculars, Focus Camera Binocular Harness, and Focus Lens Cleaning Pen
- Eyecup Design: The unique click-stop, twist-out eyecup design delivers both long eye relief and variable eye relief to customize to your eyes and accommodate glasses
- Rubber Coating: With durable and protective, rubber-armored coating you will get a sure, non-slip grip, wet or dry
- Central Focus Knob: It has a smooth central focus knob that enables a fast range of focus for quick viewing
- High Resolution Images: The Nikon Action Extreme 8×40 ATB Binoculars feature bright, multicoated lenses and BaK4 high-index prisms that deliver bright, high-resolution images. It offers a clear and comfortable view, especially for people who wear eyeglasses
- IMAGE STABILIZED – Get incredibly smooth, steady views of wildlife, concerts and sporting events with STABILIZED binoculars. Nikon’s original stabilization technology corrects handheld shakiness for a blur-free view that’s easier on the eyes.
- 10X ZOOM – 10x magnification gets you closer to the action, while multilayer lens coatings cut through glare and reflections—all in a compact, dual-hinge design that fits in your pocket.
- COMPACT & LIGHTWEIGHT – Looks and feel like traditional compact binoculars. The dual-hinge body is comfortable to hold, easy to adjust and foldable to fit in a pocket.
- SUPERB NIKON OPTICS – Nikon’s multilayer lens coatings cut through glare for outstanding clarity and high contrast. A silver-alloy coating on the prisms delivers more light to your eyes for a bright view with vibrant colors.
- IN THE BOX – Nikon 10×25 S Binoculars, Carrying Bag, Eyepiece Cover, Neck Strap, 2x AA Batteries, Lens Pen, Lens Cleaning Cloth
- Bundle Includes: Nikon Monarch M5 8×42 Binoculars, Shoulder Bag, Lens Cleaning Pen, and Microfiber Cleaning Cloth
- Wide Field of View: With an astoundingly wide field of view up to 335-ft at 1000 yards, you can see more details and more of the scene
- Design: The roof prisms on Monarch M5 binoculars have a phase-corrected coating applied to prism surfaces for high resolutions
- Adjustable Eyecups: The turn and slide rubber eyecups are adjustable, so you can place them right where you want them
- Lightweight: At just 22 ounces, it has a compact and lightweight design that allows you to carry it easily on any adventure


