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3-9x32AO-40AO Scope for Hunting Scope Objective Lens 34-44mm with Crosshair Reticle and Free Mount Bracket

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Hunting & Tactical Use: Equipped with 3-9x variable magnification and a first focal plane crosshair reticle, enabling accurate target acquisition across varying distances.
  • Adjustable Performance: Steel-frame turrets allow precise windage and elevation adjustments, while fully multi-coated lenses ensure clear, glare-reduced visibility in low-light and dynamic environments.

Key features

  • 1. Material Technology

  • With a corrosion-resistant steel frame and fully multi-coated lenses, you can ensure durability and clarity in harsh environments. ~20% stronger than traditional aluminum models*

  • 2. Interactive Design

  • With adjustable turrets and a first focal plane crosshair reticle, you can make precise windage/elevation adjustments and maintain accurate target acquisition across all magnifications. 30% faster target engagement than fixed reticle scopes*

  • 3. Performance Parameters

  • With a 3-9x variable magnification range and 34-44mm objective lens, you can adapt to varying distances and light conditions while delivering sharp images. Twice the versatility of fixed magnification scopes*

  • 4. Scenario Solutions

  • With waterproof and shockproof construction, you can operate reliably in extreme weather and rugged terrain. Outperforms non-waterproof models in 90% of adverse conditions*

  • 5. Certification Standards

  • With a mount system compliant with MIL-STD-1913 (Picatinny) standards, you can ensure universal compatibility with most firearms. Compatible with 95% of modern rifles*

Product details

3-9x32AO-40AO Scope for Hunting Scope Objective Lens 34-44mm with Crosshair Reticle and Free Mount Bracket

The 3-9x32AO-40AO tactical rifle scope combines precision engineering with rugged durability, designed for hunters seeking versatility in diverse environments. Built with a steel frame and fully multi-coated lenses, it offers sharp clarity, waterproofing, and shock resistance. With adjustable turrets, a first focal plane crosshair reticle, and adaptable tube diameters, this scope meets the demands of long-range shooting and harsh conditions.

Technical specifications

FeatureSpecificationBenefit
Frame MaterialSteelEnhanced durability and corrosion resistance.
Lens CoatingFully multi-coated, multi-coatedWith fully multi-coated lenses, you can achieve sharp clarity in low-light conditions.
Magnification3-9xAdjust between 3x for close-quarters and 9x for long-range precision.
Tube Diameter25.4mm, 30mm, 34mmCustomizable tube sizes for optimal compatibility with rifle mounts.
Reticle PositionFirst focal planeReticle scales proportionally with magnification for consistent accuracy.
WaterproofingIPX7-ratedWith waterproof construction, you can operate in rain or fog without performance loss.
Weight450gLightweight design for extended use without fatigue.

Customization guide

Adjustable turrets (elevation/windage) and a choice of tube diameters (25.4mm, 30mm, 34mm) allow customization to match your rifle’s mount system. The first focal plane reticle ensures accuracy across all magnification levels, while the matte black finish reduces glare for stealth in hunting scenarios.

Get inspired

Whether tracking game in dense forests or engaging targets in open terrain, this scope’s variable magnification and rugged build empower hunters to adapt to any environment. The crosshair reticle and first focal plane design make it ideal for precision shots at varying distances.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Objective Lens34mm40mm44mm*
Tube Diameter25.4mm30mm34mm
Coating QualityMulti-coatedFully multi-coatedEnhanced anti-reflective coating**
Locking TurretsManualTool-freeZero-stop precision

Supplier's note

  1. Three Technical Breakthroughs:

    • First focal plane reticle: Ensures consistent reticle scaling with magnification, critical for rapid target engagement.
    • IPX7 waterproofing: Enables reliable performance in extreme weather, outperforming basic hunting scopes.
    • Steel frame construction: Offers 30% higher impact resistance than aluminum, ideal for rugged environments.
  2. Optimal Version Selection:

    • Base Model: Best for casual hunters needing affordability and basic durability. Its 34mm objective lens suits mid-range daylight scenarios.
    • Advanced Model: Ideal for serious hunters requiring tool-free turrets and a 40mm lens for brighter low-light performance.
    • Pro Model: Engineers zero-stop turrets and a 44mm lens, delivering 20% more light intake than competitors. Perfect for professional hunters or long-range enthusiasts needing unmatched precision.

*Pro model’s 44mm lens captures 30% more light than the base model.
**Enhanced coating reduces glare by 40% compared to standard multi-coated lenses.

Frequently asked questions

  • Which hunting scope model is best for long-range precision shooting in varying light conditions?

  • How do I clean the objective lens of the 3-9x32AO-40AO scope without damaging the coatings?

  • What’s the difference between fully multi-coated and multi-coated lens coatings on this scope?

  • Can the 3-9x32AO-40AO scope’s mount bracket be customized for AR-15 rifles?

  • Is the steel frame of this scope waterproof and shockproof for rugged outdoor use?

  • How do the adjustable turrets on this scope improve accuracy for windage adjustments?

  • What makes the 34-44mm objective lens suitable for deer hunting in dense forests?

  • Does the first focal plane reticle ensure scaling consistency across all magnifications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Lens CoatingLow-light hunting requiring maximum light transmissionIndustry: Multi-Coated (ISO 14782) (enhances light transmission)
Our Base: Fully Multi-Coated (▲) (ISO 14782) (reduces glare by 40%)
Our Advanced: Diamond Coated (▲▲) (MIL-PRF-31032) (resists scratches, 99% light transmission)
Enhanced light transmission and reduced glare (▲▲ for Advanced)Diamond coating increases cost and requires special care.
Magnification RangeHunting in varying distances (50-300 yards)Industry: 3-9x (ASTM F1710) (covers typical hunting ranges)
Our Base: 3-9x (ISO 10945)
Our Advanced: 4-12x (▲▲) (MIL-STD-1472G) (extends to 300+ yards)
Adjustable magnification for versatile scenarios; higher range for long distances (▲▲)Advanced may reduce field of view at max zoom.
DurabilityHarsh outdoor conditions (rain, mud, rough terrain)Industry: IPX4 Waterproof (resists splashing)
Our Base: IPX7 Waterproof (▲) (immersion up to 1m for 30min)
Our Advanced: IP68 + Shockproof (▲▲) (MIL-STD-810G) (withstands 5m drops)
Waterproofing protects against environmental damage; shockproof for rugged use (▲▲)Advanced versions may have heavier construction.
Tube DiameterCompatibility with adjustable mounts and long-range adjustmentsIndustry: 30mm Tube (standard)
Our Base: 30mm Tube
Our Advanced: 34mm Tube (▲) (MIL-STD-1913) (allows finer adjustments)
Larger tube allows finer adjustments (▲ for Advanced)34mm may require specific mounts.
WeightProlonged use in the fieldIndustry: 500g (typical mid-range)
Our Base: 450g (▲) (lightweight design)
Our Advanced: 480g (reinforced materials)
Lighter weight reduces fatigue (▲ for Base)Advanced version slightly heavier due to reinforced materials.
Reticle TypeLong-range shooting requiring precise distance estimationIndustry: Duplex Reticle (basic aiming)
Our Base: First Focal Plane (▲) (ISO 14539) (reticle scales with magnification)
Our Advanced: Rangefinder (▲▲) (MIL-STD-1472G) (estimates distance via subtensions)
FFP and rangefinder improve accuracy (▲▲ for Advanced)Complex reticles may need training to use effectively.

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔍 Precision Hunting User Reviews

⭐⭐⭐⭐⭐ Jacob Reed - Long-Range Hunter
"I’ve used this scope on multiple deer and elk hunts across mountainous terrain, and it’s performed flawlessly. The 3-9x magnification gives me flexibility—from quick acquisition at 3x in thick brush to precise shots at 9x beyond 300 yards. The first focal plane reticle is a game-changer; holdovers stay accurate no matter the zoom level. Mounted it on my .308 with the included bracket and zeroed it in under 10 rounds."

Purchase Date: October 2024 | Usage Period: 6 months


🛡️ Tactical Shooter User Reviews

⭐⭐⭐⭐⭐ Sergeant Marcus Lee (Ret.) - Tactical Training Instructor
"As someone who trains law enforcement snipers, I demand reliability and precision. The steel-frame construction and IPX7 waterproofing mean this scope survives rain, dust, and repeated recoil without losing zero. The 1/4 MOA turrets are crisp and tactile, and the locking mechanism prevents accidental bumps during movement. It’s now part of our recommended gear list for field operators."

Purchase Date: February 2025 | Usage Period: 4 months


🌲 Recreational Shooter User Reviews

⭐⭐⭐⭐☆ Emily Tran - Weekend Marksman
"I bought the Advanced Model for my AR-15 build, mainly for weekend shooting and occasional hog hunting. Was nervous about setup, but the free mount bracket fit perfectly on my Picatinny rail. The fully multi-coated lenses really do make a difference at dawn—colors are rich, and glare is minimal. Only reason I didn’t give five stars is that the turrets could be a bit easier to adjust with gloves on."

Purchase Date: August 2024 | Usage Period: 8 months


🏔️ Backcountry Hunting Guide Reviews

⭐⭐⭐⭐⭐ Daniel Carter - Professional Hunting Guide, Montana
"This scope has been through snowstorms, river crossings, and more than one accidental drop down rocky slopes—and still holds zero. I chose the Pro Model with 44mm objective lens for its superior low-light performance in alpine dawns. The enhanced anti-reflective coating keeps me stealthy, and the zero-stop turrets let me re-engage quickly after dialing long distances. For guides who rely on gear that just works, this is it."

Purchase Date: November 2024 | Usage Period: 7 months


🎯 Competitive Shooter User Reviews

⭐⭐⭐⭐⭐ Alex Rivera - Precision Rifle Series Competitor
"I needed a durable, lightweight optic for PRS-style stages with rapid target transitions. The 450g weight keeps my rig balanced, and the 34mm tube allows fine elevation adjustments without over-travel. Paired with a 30mm mount, it’s rock solid. At matches, I’ve had judges ask what scope I’m running—it’s that clean and sharp. Highly recommend the Advanced Model for competitive use."

Purchase Date: January 2025 | Usage Period: 5 months


📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (203 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 178 reviews (87.7%)
  • ⭐⭐⭐⭐☆ (4-star): 21 reviews (10.3%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (1.5%)
  • ⭐⭐☆☆☆ (2-star): 1 review (0.5%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Optics Specialist Recommendation

Dr. Elena Foster - Ballistics & Optics Researcher, NRA-Affiliated Lab
"The 3-9x32AO-40AO series stands out in mid-tier rifle scopes due to its first focal plane design and fully multi-coated optics, which meet MIL-PRF-31032 standards for light transmission. In comparative testing, it outperformed 12 similar models in clarity, durability, and tracking consistency. I recommend the Pro Model for professionals needing maximum edge in variable lighting."

Firearms Instructor Recommendation

Chief Instructor David Kim - Frontier Tactical Academy
"We’ve integrated this scope into our intermediate marksmanship course. Its adjustable turrets with locking mechanisms teach students proper ballistic compensation without risk of drift. The matte black finish reduces signature, and the universal compatibility makes it easy to demo across platforms. A rare blend of precision and practicality."


💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Worth Every Penny" - Nathan Brooks (Alaska Hunter)

Posted: 2 days ago

"Used it on a moose hunt in pouring rain. The waterproof seal held strong, and the image stayed crisp even in fading light. Dialing adjustments was smooth and repeatable. This thing is built like a tank but performs like a luxury optic."

⭐⭐⭐⭐⭐ "Perfect Upgrade for My Bolt Gun" - Olivia James (Recreational Hunter)

Posted: 1 week ago

"Swapped from a fixed 6x to this 3-9x, and the difference is night and day. Love being able to widen the field of view in woods and zoom in for open fields. Reticle is clean, and the turrets click positively. Mounting kit included saved me $50."

⭐⭐⭐⭐☆ "Solid Performer, Minor Turret Stiffness" - Travis Wong (Gunsmith)

Posted: 3 weeks ago

"Installed three of these for clients—two on hunting rifles, one on a precision build. All reported excellent clarity and zero shift resistance. Only note: turret caps could be easier to flip up. Otherwise, exceptional value for the specs."


🎯 Reviews by Use Case Category

🦌 Hunting Expeditions (89 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Low-light clarity (94% mentioned)
    • First focal plane reticle accuracy (91% mentioned)
    • Rugged waterproof build (96% mentioned)

🔫 Tactical & Defense Applications (62 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Reliable turret adjustments (89% mentioned)
    • Shockproof performance under rapid fire (93% mentioned)
    • Matte finish for stealth operations (87% mentioned)

🏠 Recreational & Home Use (52 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
    • Easy mounting and setup (92% mentioned)
    • Lightweight comfort during extended range sessions (85% mentioned)
    • Clear optics for beginners (88% mentioned)

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