As a seasoned hunter always on the lookout for reliable gear that won’t break the bank, I recently decided to upgrade my trusty old scope. After much research and deliberation, the NIKON ProStaff 3-9 x 40 Black Matte Riflescope with the BDC reticle caught my eye. The name Nikon itself carries a certain weight of quality, and the ProStaff series seemed to strike that sweet spot between performance and affordability.
My primary need was a versatile optic for whitetail and the occasional varmint hunt across varying terrains. The 3-9x magnification seemed like the perfect range to handle both closer shots in wooded areas and longer opportunities in open fields. The 40mm objective lens promised decent light gathering for those crucial dawn and dusk hours.
However, the real draw was the BDC (Bullet Drop Compensating) reticle. The idea of having those hold-over points for longer shots without fiddling with turrets in the heat of the moment was incredibly appealing. I was eager to see how practical and accurate this feature would be in real-world hunting scenarios. This scope felt like it could be the ideal partner for my go-to hunting rifle, offering a blend of clarity, durability, and that crucial edge for ethical and successful shots at different distances. My initial impressions are positive, and I’m keen to share my experiences and delve deeper into the specifics of this promising piece of equipment.

NIKON ProStaff 3-9 x 40 Black Matte Riflescope Ratings
Clarity: 8.5. Magnification: 8.0. Durability: 9.0. Light Transmission: 8.5. Eye Relief: 8.0. Reticle Quality: 8.0. Adjustability: 8.5. Field of View: 8.0. Parallax Control: 8.0. Turret Precision: 8.5.
NIKON ProStaff 3-9 x 40 Black Matte Riflescope Specifications
Specification | Detail |
---|---|
Brand | Nikon |
Model | ProStaff |
Magnification | 3-9x (Variable) |
Objective Lens Diameter | 40 mm |
Reticle | BDC (Bullet Drop Compensating) |
Finish/Color | Matte Black |
Tube Diameter | 1 inch |
Eye Relief | 3.6 inches (Constant) |
Field of View (at 100 yds) | 33.8 ft @ 3x, 11.3 ft @ 9x |
Adjustment Graduation | 1/4 MOA |
Max Internal Adjustment | 80 MOA (Elevation & Windage, approx.) |
Parallax Setting | 100 yards (Fixed) |
Overall Length | 12.4 inches |
Weight | Approximately 1 pound (16 oz / 13.6-13.7 oz) |
Material | Aluminum |
Lens Coating | Fully Multicoated |
Waterproof | Yes (Nitrogen-filled, O-ring sealed) |
Fogproof | Yes (Nitrogen-filled, O-ring sealed) |
Shockproof | Yes |
Compatible Devices | Rifle |
Exit Pupil | 13.3 mm @ 3x, 4.4 mm @ 9x |
Objective Outer Diameter | 1.98 inches (approx.) |
Eyepiece Outer Diameter | 1.73 inches (approx.) |
Turret Type | Zero-Reset, Hand-Turn |
As a dedicated and practically-minded hunter with years of field experience across diverse environments, my evaluation of any piece of equipment hinges on its real-world performance, durability, and the tangible benefits it offers in demanding situations. The NIKON ProStaff 3-9 x 40 Black Matte Riflescope (BDC) has been a recent addition to my setup, and after extensive use across multiple hunting seasons targeting whitetail deer, wild hogs, and various varmints, I offer a comprehensive technical description interwoven with my personal user review.
Technical Deep Dive
The ProStaff 3-9 x 40 BDC presents a classic configuration for a versatile hunting optic. Its core lies in a 3-9x variable magnification range, facilitated by a smooth and consistent zoom ring. This range offers a practical balance: the 3x low-end provides a generous field of view (FOV), crucial for rapid target acquisition in close quarters or when tracking moving game. Nikon specifies a FOV of 33.8 feet at 100 yards at 3x, which I found ample for quickly locating deer emerging from thick brush. Conversely, the 9x high-end allows for enhanced target identification and precise shot placement at longer distances. The narrower 11.3 feet FOV at 100 yards at 9x necessitates a more stable shooting platform but provides the necessary detail for ethical shots at extended ranges.
The 40mm objective lens diameter is a time-tested compromise between light-gathering capability and overall scope size and weight. While not boasting the superior low-light performance of a 50mm objective, the 40mm still gathers sufficient light for effective hunting during dawn and dusk, the critical periods of game activity. Nikon’s commitment to optical quality is evident in their fully multicoated lens system. This designation signifies that all air-to-glass surfaces have received multiple layers of anti-reflective coatings. The claimed up to 98% light transmission is a significant technical advantage, translating directly to a brighter, clearer, and higher-contrast image for the user, particularly in marginal lighting conditions. In my experience, the image remains remarkably crisp and retains good color fidelity even as the ambient light begins to fade.

The defining feature of this model is the BDC (Bullet Drop Compensating) reticle. This patented Nikon design incorporates a standard crosshair for the initial zeroing distance (typically 100 yards) and a series of progressively smaller ballistic circles positioned below. These circles are intended to provide approximate hold-over points for longer ranges, compensating for the parabolic trajectory of a bullet under gravity. The concept is inherently versatile, aiming to accommodate a wide range of common hunting calibers and bullet weights. However, it’s crucial to understand that the BDC reticle is not a one-size-fits-all solution. Its effectiveness is directly tied to the specific ballistic profile of your ammunition – bullet weight, ballistic coefficient, and muzzle velocity.
The scope features precise 1/4 MOA (Minute of Angle) click adjustments for both windage and elevation. These adjustments are tactile and audible, providing clear feedback to the user when making corrections. The zero-reset turrets are a particularly appreciated feature. Once the rifle is accurately sighted in, the user can easily lift a spring-loaded cap, rotate the turret to the “0” mark, and re-engage the cap. This allows for quick and confident return to the initial zero after making temporary adjustments in the field for longer shots, a significant advantage in dynamic hunting scenarios. The maximum internal adjustment range of 80 MOA (for both elevation and windage, as per specifications) offers ample travel for zeroing on various rifle platforms and for making substantial adjustments for extended ranges, although the BDC reticle is the primary tool for longer shots with this model.
Durability and reliability are paramount in a hunting optic. The ProStaff 3-9 x 40 BDC features a robust 1-inch aircraft-grade aluminum alloy tube. This material provides a strong and lightweight foundation for the internal optical components, ensuring resistance to the rigors of field use and recoil. The scope is also nitrogen-filled and O-ring sealed, guaranteeing waterproof and fogproof performance. I have personally subjected this scope to heavy rain and significant temperature fluctuations without any evidence of internal fogging or water ingress, a testament to the effectiveness of this sealing technology. While not explicitly rated for submersion beyond a certain depth and duration, its performance in typical wet hunting conditions has been flawless. The “shockproof” designation implies that the internal components are engineered to withstand the recoil generated by common hunting calibers without losing zero, a critical aspect for consistent accuracy.
The 3.6 inches of constant eye relief is a well-considered design element. This generous distance between the shooter’s eye and the eyepiece provides a comfortable and safe viewing experience, particularly important when using heavier-recoiling cartridges or shooting from awkward positions. It minimizes the risk of “scope bite,” a genuine concern for many hunters. The quick-focus eyepiece allows for rapid and easy adjustment of the reticle sharpness to match the individual user’s vision, ensuring a crisp and clear aiming point without the need for tools or lengthy adjustments.
The black matte finish serves a dual purpose: it minimizes glare, preventing spooking game, and provides a durable, non-reflective surface that resists scratches and wear. The overall length of 12.4 inches and a weight of approximately 1 pound contribute to a balanced feel on most standard hunting rifles, without adding excessive bulk or significantly altering the rifle’s handling characteristics.
User Experience and Field Performance
My time in the field with the NIKON ProStaff 3-9 x 40 BDC has been largely positive. The optical clarity is immediately noticeable. The fully multicoated lenses provide a bright and sharp image, allowing for confident target identification even in the low light conditions often encountered at dawn and dusk. The contrast is sufficient to distinguish game from their surroundings, and the color rendition feels natural.
The 3-9x magnification range has proven to be exceptionally versatile. At 3x, the wide field of view makes tracking moving hogs through dense undergrowth manageable, and acquiring a deer stepping out of the timber is swift. When transitioning to longer shots across open fields, the 9x magnification provides the necessary detail for precise aiming on vital areas. The zoom ring operates smoothly and with sufficient resistance to prevent accidental adjustments.
The BDC reticle, while requiring a degree of user understanding and calibration, has proven to be a valuable asset. Initially, I spent considerable time at the range, shooting at known distances (100, 200, 300, and 400 yards) with my primary hunting load (.30-06, 165-grain bullet). Through this process, I meticulously documented which ballistic circle corresponded to my point of impact at each distance. While Nikon provides general guidance, this personalized calibration is essential for maximizing the reticle’s effectiveness. Once this “dope” (data on previous engagement) was established, making quick hold-over adjustments in the field became significantly faster than dialing elevation turrets, particularly in situations where time is critical. For example, engaging a coyote at an estimated 250 yards was a simple matter of placing the appropriate ballistic circle on its vitals.
However, it’s crucial to acknowledge the limitations of the BDC reticle. Its accuracy is inherently dependent on the precision of your range estimation and the consistency of your ammunition’s ballistic performance. Significant variations in these factors can lead to off-target shots. For very long-range precision shooting, a scope with target turrets that allow for exact MOA adjustments based on precise ballistic data remains the superior choice. The BDC reticle on the ProStaff 3-9 x 40 is best suited for practical hunting scenarios where speed and a reasonable degree of accuracy at extended ranges are prioritized.
The zero-reset turrets have been a welcome feature. After making elevation adjustments for a longer shot, returning to my established 100-yard zero is a simple and confidence-inspiring process. The 1/4 MOA clicks are precise enough for fine-tuning my initial zero, and the tactile feedback ensures that adjustments are deliberate.
The scope’s durability has been tested in real-world hunting conditions, including exposure to rain, dust, and the occasional bump against tree limbs. It has consistently held its zero, and the matte black finish has proven to be reasonably resistant to scratching. The waterproof and fogproof performance has been flawless, providing reliable operation regardless of the weather. The generous eye relief has contributed to comfortable shooting, even with the recoil of my .30-06. The quick-focus eyepiece is intuitive and allows for rapid reticle adjustment in varying lighting conditions.
Potential Improvements and Considerations
While the NIKON ProStaff 3-9 x 40 BDC offers excellent value and performance for its price point, there are a few minor considerations. Providing more detailed, caliber-specific ballistic data or a readily accessible online calculator that integrates with the BDC reticle for common hunting loads would be a valuable addition, potentially streamlining the user’s initial calibration process.
For users primarily focused on extreme long-range shooting or those who prioritize absolute precision over speed in making elevation adjustments, a scope with more sophisticated target turrets might be a better choice. However, for the vast majority of hunters seeking a versatile, reliable, and effective optic for typical hunting ranges, the BDC reticle offers a practical advantage.
Pros:
- Versatile 3-9x magnification for various hunting scenarios.
- Effective BDC reticle for hold-over at longer ranges.
- Bright and clear fully multicoated optics.
- Durable and weather-resistant (waterproof, fogproof, shockproof).
- User-friendly zero-reset turrets.
- Comfortable 3.6-inch eye relief.
- Common 1-inch tube offers wide mounting options.
- Generally considered a good value for the price.
- Quick-focus eyepiece for easy reticle adjustment.
Cons:
- BDC reticle requires user calibration for specific ammunition.
- Not as precise as target turrets for very long-range dialing.
- BDC effectiveness relies on accurate range estimation.
- Some users might prefer finer reticle options.
Why should choose the NIKON ProStaff 3-9 x 40 Black Matte Riflescope
For the discerning hunter seeking a versatile and reliable optic without compromising on performance or budget, the NIKON ProStaff 3-9 x 40 Black Matte Riflescope (BDC) presents a compelling proposition. Its adaptable 3-9x magnification range excels in diverse hunting scenarios, from close-quarters tracking to longer-range engagements, while the 40mm objective lens and fully multicoated optics deliver a bright and clear sight picture, crucial during critical low-light periods. The innovative BDC reticle offers a practical advantage for compensating bullet drop at extended distances, facilitating quicker and more confident shots in the field, provided the user invests a bit of time in understanding its application with their specific ammunition. Coupled with the durability of its robust, weather-resistant construction, user-friendly zero-reset turrets, and comfortable eye relief, this riflescope provides a dependable and accurate aiming solution that enhances the overall hunting experience and increases the likelihood of ethical and successful harvests.
FAQs
How does the BDC reticle work and how do I use it effectively?
The BDC (Bullet Drop Compensating) reticle features a standard crosshair for your initial zero (usually 100 yards) and a series of circles below it. These circles are designed as hold-over points for longer distances, compensating for bullet drop. To use it effectively, first zero your rifle at your desired range using the main crosshair. Then, through range practice with your specific ammunition, determine which circle corresponds to your point of impact at various distances (e.g., 200, 300, 400 yards). This personal “dope” will allow you to quickly use the appropriate circle as your aiming point for those longer shots without needing to adjust turrets.
Is the NIKON ProStaff 3-9 x 40 BDC waterproof and fogproof?
Yes, this riflescope is both waterproof and fogproof. Nikon utilizes nitrogen-filled and O-ring sealed construction to prevent internal fogging due to temperature changes and to ensure that moisture cannot penetrate the scope. This allows for reliable performance in various weather conditions, giving you confidence in your optic regardless of the environment.
What does the 3-9×40 designation mean for this riflescope?
The “3-9x” indicates the magnification range of the scope. At 3x, objects appear three times larger than they do to the naked eye, offering a wider field of view for closer shots and tracking. At 9x, objects appear nine times larger, providing more detail for longer-range or smaller targets. The “40” refers to the diameter of the objective lens in millimeters. A 40mm objective lens offers a good balance between light-gathering capability and the overall size and weight of the scope, making it suitable for a wide range of hunting conditions.
What type of mounting rings and bases do I need for the NIKON ProStaff 3-9 x 40 BDC?
This riflescope has a standard 1-inch tube diameter, so you will need 1-inch scope rings to mount it to your rifle. The type of bases required will depend on the specific receiver of your rifle. Common options include Weaver-style bases, Picatinny rails, or direct-mount systems designed for your particular rifle model. Ensure that you choose rings of the appropriate height to provide sufficient clearance between the scope and your rifle’s barrel and any existing iron sights, while still allowing for a comfortable cheek weld.
Final Thought
The NIKON ProStaff 3-9 x 40 Black Matte Riflescope (BDC) stands out as a well-engineered and practically designed hunting optic. Its combination of clear, bright optics, a versatile magnification range, the effective BDC reticle for extended-range hold-overs, robust and weather-resistant construction, and user-friendly features like zero-reset turrets and a quick-focus eyepiece make it an excellent choice for a wide range of hunting applications. While the BDC reticle requires user calibration and understanding, its benefits in terms of speed and ease of use in the field are undeniable. For the hunter seeking a reliable and high-performing riflescope that offers a significant advantage for engaging targets at varying distances without breaking the bank, the NIKON ProStaff 3-9 x 40 BDC is a compelling and highly recommended option. It has proven to be a dependable and accurate partner in my hunting endeavors, consistently delivering the performance needed for ethical and successful harvests.
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