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  3. PENTAX 5116324

PENTAX 5116324 Asahi Field Binoculars Covers 7X50 7.1

5116324 Pentax Vtg Asahi 7x50 Japanese Field Binoculars 7.1 With Case Covers

( Brand: Pentax ), ( Manufacturer Part Number: 5116324 ), ( Type: Binoculars ), ( Maximum Magnification: 7x ), ( Size: Full-size ), ( Color: Black ), ( Application: Hunting, Birding, General Purpose ), ( Country Of Origin: Japan )

Review PENTAX Vtg Asahi 7x50 Japanese Field Binoculars 7.1 Case Covers

The **Pentax 5116324 Vintage Asahi 7x50 Field Binoculars (7.1 covers)** represent a classic example of optical engineering from an era when precision craftsmanship and durability were paramount. These binoculars, originally manufactured by Asahi Optical Co., Ltd. later acquired by Pentax exemplify the robust, all-weather design that made them a staple among outdoor enthusiasts, hunters, and military personnel during their prime. With a **7x magnification** and **50mm objective lenses**, these binoculars strike an ideal balance between field of view and light-gathering capability, making them exceptionally well-suited for low-light conditions such as dawn, dusk, or overcast skies. The **7.1 covers** designation refers to the **7.1mm exit pupil**, which, combined with the 7x magnification, ensures a comfortable viewing experience for the average human eye, reducing eye strain during prolonged use. The **50mm front elements** are generously sized, allowing ample light transmission for crisp, detailed imagery even in marginal lighting, while the **7x magnification** provides a satisfying level of detail without the shakiness that often plagues higher-power binoculars in handheld use.

Crafted with a **military-grade durability** in mind, these binoculars feature a **metal body construction**, typically made from **aluminum or magnesium alloy**, which not only enhances their weight but also contributes to their resistance against impacts, moisture, and temperature fluctuations. The **rubber-armored body** provides a secure, non-slip grip, even when coated in dirt, sweat, or rain, while the **central focusing wheel** and **individual diopter adjustments** ensure precise, personalized focus for both eyes, accommodating users with varying vision corrections. The **porro prism design** is another hallmark of these binoculars, offering a wider field of view and a more natural, three-dimensional image compared to roof-prism models. This design also contributes to their compact yet sturdy form, making them easy to carry in a backpack or attach to a strap for hands-free use.

Optically, the **Asahi Pentax 7x50s** are renowned for their **sharp, high-contrast imagery**, thanks to the **multi-coated lenses** applied to both the objective and eyepiece elements. These coatings minimize glare and internal reflections, maximizing light transmission and reducing chromatic aberration for clearer, more vibrant visuals. The **fully multi-coated optics** of this era often employed **three or more layers of coatings**, a standard that was cutting-edge in the mid-20th century and remains impressive by modern standards. The **wide field of view** (approximately **108 feet at 1,000 yards**) further enhances their utility for scanning large areas, whether for wildlife observation, birdwatching, or tactical applications. The **eye relief of approximately 17mm** allows for comfortable viewing with glasses, a feature that was particularly valued by military and law enforcement users who often wore corrective lenses.

Beyond their optical and mechanical excellence, these binoculars carry a **vintage charm** that appeals to collectors and enthusiasts alike. The **classic Asahi/Pentax branding**, often stamped in bold lettering on the body, along with the **retro design elements** such as the **metal eyecups** and **brass or metal focus knobs**, evoke a sense of nostalgia for an era when optical instruments were built to last. The **vintage condition** of these binoculars whether lightly used or restored adds character, with subtle signs of age such as **patina on the metalwork** or **minimal wear on the rubber armor** serving as testaments to their enduring reliability. For those seeking a blend of **historical significance, rugged performance, and timeless optical quality**, the **Pentax 5116324 Asahi 7x50 Field Binoculars** stand as a testament to the golden age of binocular design, offering a functional yet collectible piece that bridges the gap between utility and heritage.

The Pentax (Asahi) 7 50 VTG field binoculars (model 5116324) are a classic, durable, and well-regarded optical instrument, but like any product, they have distinct advantages and limitations. Below is a detailed breakdown of their pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Pentax 7 50 VTG Binoculars**

1. **Optical Quality and Clarity**

The 7 50 model is known for its excellent light-gathering ability, thanks to the large 50mm objective lenses. This makes them ideal for low-light conditions such as dawn, dusk, or nighttime observing, as well as for use in cloudy or overcast environments. The optical design minimizes chromatic aberration, producing sharp, clear images with good color fidelity.

2. **Durability and Build Quality**

These binoculars are built to withstand harsh conditions. They feature a robust, all-metal body with a magnesium alloy housing, making them resistant to impacts, moisture, and temperature fluctuations. The rubber armor provides a secure grip and protects against scratches, though it may wear over time with heavy use.

3. **Wide Field of View**

The 7 magnification combined with the 50mm objective lenses offers a wide field of view (approximately 300 feet at 1,000 yards), which is beneficial for birdwatching, landscape viewing, and spotting distant subjects without excessive movement.

4. **Low Light Performance**

The large aperture (50mm) allows significantly more light to reach the eyes compared to smaller binoculars (e.g., 8 42 or 10 42). This is particularly advantageous for stargazing, hunting, or observing in dimly lit environments.

5. **Ergonomic and Comfortable Design**

The binoculars are relatively lightweight for their size (approximately 2.5 lbs or 1.1 kg), and the eye relief (the distance from the eyepiece to your eye) is generous, accommodating users who wear glasses without significant obstruction.

6. **Vintage and Collectible Appeal**

As a VTG (Very Good Used) model, these binoculars have a nostalgic charm and are sought after by collectors. Their classic design and reputation for reliability make them a desirable piece for enthusiasts.

7. **Minimal Internal Adjustments**

The optical system is designed to be stable, with few internal adjustments needed over time. This reduces the risk of misalignment (a common issue with cheaper binoculars).

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### **Cons of the Pentax 7 50 VTG Binoculars**

1. **Bulky and Heavy for Some Users**

While not excessively heavy, the 7 50 binoculars are larger and heavier than compact models (e.g., 8 32 or 10 42). This can make them less convenient for extended periods of use, such as hiking or travel, where portability is a priority.

2. **Slower Magnification**

The 7 magnification is lower than many modern binoculars (e.g., 8 , 10 , or 12 ). While this provides a wider field of view, it also means that distant objects appear less magnified, which may be limiting for activities like astronomy or long-distance spotting.

3. **Potential for Vintage Wear and Tear**

As used binoculars, VTG models may show signs of aging, such as:

- **Rubber armor wear**: The protective rubber may be cracked or peeling, reducing grip and durability.

- **Internal fogging**: Older binoculars may not have modern nitrogen-purged or waterproof seals, leading to fogging in humid conditions.

- **Mechanical wear**: The focusing mechanism or diopter adjustment might feel slightly stiff or less precise than newer models.

- **Coatings**: The optical coatings may not be as advanced as modern multi-coatings, though the Pentax 7 50 still performs well in this regard.

4. **Limited Low-Light Sharpness at High Magnifications**

While the 7 50 excels in low light, the lower magnification means that fine details may not be as crisp as they would be with higher magnification binoculars in ideal lighting conditions.

5. **Price and Availability**

VTG models may come with a premium price tag due to their age, brand reputation, and collectibility. Additionally, finding replacement parts or servicing may be more difficult than with newer, more widely produced models.

6. **No Image Stabilization**

Unlike some modern binoculars, the Pentax 7 50 lacks image stabilization technology, which can be helpful for steadying shaky hands or in moving vehicles.

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### **Conclusion**

The Pentax (Asahi) 7 50 VTG binoculars are a fantastic choice for enthusiasts who prioritize optical clarity, durability, and low-light performance. They are particularly well-suited for birdwatching, landscape viewing, hunting, and casual outdoor activities where a wide field of view and robust build are valued. However, their bulkiness, slower magnification, and potential for vintage wear may deter users who prefer more compact or higher-magnification binoculars for specific tasks like astronomy or long-range spotting.

If you are looking for a reliable, high-quality pair of binoculars that will last for decades with proper care, the Pentax 7 50 VTG is an excellent investment. However, if you need lighter, more portable binoculars with higher magnification or modern features like image stabilization, you may want to consider newer models.

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### **Recommendation**

Buy the Pentax 7 50 VTG binoculars if:

- You need a durable, high-performance pair for outdoor activities like birdwatching, hunting, or landscape viewing.

- You prioritize low-light performance and a wide field of view.

- You appreciate the classic design and are willing to invest in a long-lasting, collectible instrument.

- You are comfortable with their size and weight and do not require high magnification.

Avoid or consider alternatives if:

- You need lighter, more portable binoculars for travel or hiking.

- You require higher magnification for activities like astronomy or long-distance spotting.

- You prefer modern features such as image stabilization or digital connectivity.

- You are concerned about the condition of vintage binoculars and want to minimize potential issues like fogging or mechanical wear.

For most casual to intermediate users, the Pentax 7 50 VTG binoculars remain a top-tier choice, offering a balance of performance, durability, and timeless design. If you decide to purchase, inspect the binoculars thoroughly for any signs of damage or wear, and consider having them professionally serviced if needed.

Details:

The inside lens needs cleaned. They come in a classic black color and with case covers for protection storage. Made in Japan, these binoculars are known for their quality and durability, making them a valuable option outdoor enthusiasts looking reliable optics solution. Cap unscrews just fine.

I did not want to take out.

part #: 5116324 price

  • $65.00

specifications binoculamonocul:

  • brand: Pentax
  • mpn: 5116324
  • type: Binoculars
  • maximum magnification: 7x
  • size: Full-size
  • color: Black
  • application: Hunting, Birding, General Purpose
  • country of origin: Japan

returns binoculamonocul:

  • method: Money back
  • paid by: Buyer
  • policy: Returns Accepted
  • time: 30 Days

shipping binoculamonocul:

  • type: Fixed
  • transit: 4-9 Days
  • cost: $9.50
  • class: Standard
  • carrier: USPS
  • service: USPS Ground Advantage

seller binoculamonocul:

  • # reviews: 2605
  • city: Snyder, Texas
  • rating: 100.0%

offer binoculamonocul:

  • availability: In Stock
  • started: May 18, 2026
  • best offers: True
  • sold: 0
  • quantity: 1
  • options: Ship-to-home

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general binoculamonocul:

  • Cameras Photo > Binoculars Telescopes > Binoculars Monoculars
  • condition: Used
type: binoculars, maximum magnification: 7x, size: full-size, application: hunting, birding, general purpose, country of origin: japan,
category: camera & photo > cameras photo > binoculars telescopes > binoculars monoculars, color: black, sku: 13136880853641871,
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1 offer $65.00 USD
  • Used. Offer #1 priced at $65.00 + $9.50 shipping estimate = $74.50* total. Cap unscrews just fine They come in a classic black color and come with case covers for protection and storage.+$9.50 shipping

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