NIKON 515389 Action Binoculars Porro Prism Lens Cover 7X50 50MM

( Brand: Nikon ), ( Manufacturer Part Number: 515389 ), ( Model: 7X50 ), ( Type: Binoculars ), ( Size: Full-size ), ( Color: Black ), ( Objective Lens Diameter: 50 Mm ), ( Features: With Lens Cover ), ( Optical Design: Porro Prism )

Review NIKON Action 7x50 Binoculars Porro Prism 50mm Black Full size Lens Cover

The **Nikon Action 7 50 Porro Prism Binoculars (Model 515389)** are a rugged, high-performance optical instrument designed for outdoor enthusiasts who demand exceptional clarity, durability, and versatility in demanding environments. Engineered with Nikon s renowned precision and craftsmanship, these binoculars feature a **Porro prism optical system**, which enhances image quality by separating the objective lenses to create a wider field of view and a more three-dimensional viewing experience ideal for birdwatching, hunting, hiking, and other outdoor adventures where depth perception and detail matter. The **50mm large-aperture objective lenses** gather ample light, delivering bright, sharp images even in low-light conditions, such as dawn, dusk, or overcast skies, while reducing eye strain during prolonged use. This makes them particularly well-suited for early morning or late evening activities where visibility can be challenging.

Built to withstand the rigors of active use, the Nikon Action 7 50 binoculars are constructed with a **durable, weather-sealed magnesium alloy body**, providing resistance against dust, moisture, and minor impacts essential protection for those who venture into unpredictable terrain. The **full-size lens cover** included with this model serves as an additional safeguard, shielding the front elements from scratches, dirt, and accidental contact, ensuring long-term clarity and reliability. The cover is designed to fit snugly over the lenses, offering both protection and easy access when needed, without compromising the binoculars compact yet substantial form factor.

Optical performance is further elevated by Nikon s **ED (Extra-Low Dispersion) glass elements**, which minimize chromatic aberration and color fringing, resulting in crisp, natural colors and superior image fidelity across the entire field of view. The **7 magnification** strikes an excellent balance between detail and field of view, allowing users to observe distant subjects with clarity while maintaining a broad enough perspective to track movement effectively. The **wide-angle eyepieces** enhance comfort during extended use, reducing eye fatigue and accommodating users with glasses, thanks to their generous eye relief of approximately 16mm.

Functionality is complemented by a **multi-coated optical system**, which maximizes light transmission and enhances contrast, ensuring vibrant, high-contrast images even in challenging lighting scenarios. The binoculars also feature **Nikon s proprietary rubber armor coating**, providing a secure, non-slip grip and absorbing shock to protect the internal components from accidental drops or bumps. The **central focus wheel** allows for quick and precise adjustments, enabling users to achieve sharp focus on subjects at varying distances with minimal effort, while the **diopter adjustment** on the right eyepiece accommodates individual vision differences, ensuring a personalized viewing experience.

Ideal for adventurers, wildlife observers, and outdoor professionals, the Nikon Action 7 50 Porro Prism Binoculars combine **unmatched optical clarity, robust construction, and practical design elements** to deliver a reliable tool for exploring the natural world. Whether scanning dense forests, observing marine life from a boat, or tracking wildlife at a distance, these binoculars offer a seamless blend of performance and durability, making them a trusted companion for those who demand nothing less than excellence in their optical gear.

**Pros and Cons of the Nikon 515389 Action 7x50 Porro Prism Binoculars**

### **Pros**

1. **Optical Performance** The 7x magnification and 50mm objective lenses provide a good balance between field of view and light-gathering ability, making them suitable for low-light conditions like dawn, dusk, or nighttime activities. The Porro prism design enhances image clarity and depth perception compared to roof prism models.

2. **Durability and Build Quality** Nikon is known for robust construction, and these binoculars are designed for outdoor use. They feature a rubber-armored body that offers protection against impacts, moisture, and dust. The lens cover is a practical addition, helping to prevent scratches and debris from damaging the front elements.

3. **Waterproof and Fogproof** The binoculars are sealed against water and fog, making them reliable in various weather conditions. This is particularly useful for hiking, birdwatching, or other outdoor activities where exposure to the elements is common.

4. **Ergonomic Design** The full-size, comfortable grip and adjustable eyecups cater to users with glasses or those who prefer a more relaxed viewing position. The central focus wheel allows for quick and easy adjustments between the two eyepieces, which is convenient for shared use.

5. **Wide Field of View** The 7x magnification with 50mm lenses provides a relatively wide field of view (around 300 feet at 1,000 yards), which is beneficial for tracking moving subjects like birds or wildlife.

6. **Good Low-Light Performance** The larger 50mm lenses gather more light than smaller models, improving visibility in dim conditions without sacrificing too much magnification.

7. **Nikon s Reputation** Nikon is a trusted brand with a history of producing high-quality optics. While these are not their flagship models, they still offer reliable performance and longevity.

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### **Cons**

1. **Weight** Porro prism binoculars are generally heavier than roof prism models due to their design. The Nikon 515389 weighs around 1.7 pounds (770 grams), which may feel cumbersome during prolonged use, especially if you re carrying them for extended periods.

2. **Bulkier Design** The Porro prism design results in a wider and more angular shape compared to compact roof prism binoculars. This can make them less convenient for pocket carrying or quick access, though the full-size lens cover helps mitigate some of this.

3. **Price** While not excessively expensive, these binoculars are positioned as mid-to-high-end gear. For casual users or those on a tight budget, there are lighter or more compact alternatives that offer similar magnification and aperture at a lower cost.

4. **Limited Close-Focus Range** The close-focus distance is typically around 10 feet, which may not be ideal for close-up activities like insect observation or detailed inspection of small objects. If close focusing is a priority, you might need a different model.

5. **No Image Stabilization** Unlike some modern binoculars, these do not feature image stabilization technology, which can be helpful for steadying shaky hands or in low-light conditions where stability is crucial.

6. **Potential for Lens Flare** The larger 50mm lenses can be more susceptible to lens flare in bright sunlight, especially if the sun is directly in the field of view. This can reduce contrast and image quality temporarily.

7. **Maintenance Requirements** While waterproof and fogproof, the rubber armor and seals may require occasional cleaning and inspection to ensure long-term reliability. Porro prism binoculars can also accumulate dust in the prism housing over time, which may affect performance if not maintained.

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### **Conclusion**

The Nikon 515389 Action 7x50 Porro Prism Binoculars are a well-rounded choice for outdoor enthusiasts who prioritize durability, optical clarity, and performance in varying light conditions. They excel in scenarios like birdwatching, hiking, and wildlife observation, where a balance of magnification, light-gathering ability, and ruggedness is essential. The Porro prism design enhances image quality and depth, while the waterproof and fogproof features make them reliable in harsh environments.

However, their weight and bulkier design may not suit users who prefer compact, lightweight binoculars for travel or casual use. Additionally, the price reflects their quality, so budget-conscious buyers might explore alternatives with similar specifications but a more streamlined form factor.

If you value **durability, optical performance, and versatility for outdoor activities**, these binoculars are an excellent investment. If you prioritize **portability, weight savings, or close-focus capabilities**, you may want to consider other models, such as roof prism binoculars or those with image stabilization.

### **Recommendation**

The Nikon 515389 Action 7x50 binoculars are **highly recommended for serious outdoor users** particularly hikers, birdwatchers, or hunters who need reliable, high-quality optics for extended use in the field. Their robust construction, excellent low-light performance, and comfortable ergonomics make them a dependable choice. However, if weight or portability is a critical factor, you might explore alternatives like the **Nikon Monarch 7** (a more compact roof prism model) or other Porro prism binoculars with slightly different specifications to better match your specific needs. Always consider your primary use case when making a decision.

Details:

Nikon Action 7X50 Binoculars Porro Prism 50mm Black Full-Size With Lens Cover.

part #: 515389 prices

• $76.95-$249.99

specifications binoculamonocul:

• brand: Nikon
• mpn: 515389
• model: 7x50
• type: Binoculars
• size: Full-size
• color: Black
• objective lens diameter: 50 Mm
• features: With Lens Cover
• optical design: Porro Prism

shipping binoculamonocul:

• transit: 5-11 Days
• cost: $11.25
• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard

offer binoculamonocul:

• options: Ship-to-home
• quantity: 1
• started: May 3, 2026
• availability: In Stock
• best offers: True
• sold: 0

payments binoculamonocul:

• wallet: Paypal
• credit card: Diners-club
• other

returns binoculamonocul:

• policy: No Returns

general binoculamonocul:

• condition: Used
• Cameras Photo > Binoculars Telescopes > Binoculars Monoculars

seller binoculamonocul:

• city: Asheville, North Carolina
• rating: 0.0%
• # reviews: 0

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