Nora Launches the NVG-31N: Professional Dual-Tube Night Vision Goggles Built for Tactical Superiority and Low-Light Precision
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2026-07-13
Discover the Nora NVG-31N Head-Mounted Dual-Tube Night Vision Goggles, engineered for professional tactical, hunting, law enforcement, and low-light operations. Featuring a lightweight helmet-mounted design, high-performance dual-tube optics, a wide field of view, long battery life, and optional Gen 2+/Gen 3 image intensifier technology, the NVG-31N delivers exceptional clarity, depth perception, and mission-ready reliability in the most demanding environments. Ideal for security, surveillance, search and rescue, and outdoor professionals seeking superior nighttime performance.
Nora, a leading innovator in advanced electro-optical solutions, has officially introduced the NVG-31N Head-Mounted Dual-Tube Night Vision Goggles, a next-generation night vision system engineered to meet the demanding requirements of tactical professionals, law enforcement personnel, security teams, hunters, and outdoor operators. Designed for superior low-light performance and long-duration missions, the NVG-31N combines rugged reliability, ergonomic comfort, and exceptional visual clarity in a lightweight dual-tube platform.
The launch of the NVG-31N reflects Nora's continued commitment to advancing night vision technology for professionals who require dependable performance in the world's most challenging environments. Whether conducting surveillance, search and rescue operations, wildlife observation, or tactical missions, users benefit from enhanced situational awareness and improved operational efficiency.
Designed for Mission-Critical Performance
The Nora NVG-31N features a lightweight, helmet-mounted dual-tube design that delivers natural binocular vision and improved depth perception compared to traditional monocular systems. Its ergonomic structure minimizes operator fatigue during extended use while maintaining excellent balance and stability.
Powered by advanced image intensifier technology, the system provides high-resolution imaging under extremely low-light conditions, enabling users to identify targets, navigate complex terrain, and maintain operational awareness without compromising mobility.
Key Features
- Professional dual-tube night vision architecture
- Lightweight head-mounted design for extended operations
- Superior low-light imaging performance
- Wide field of view for enhanced situational awareness
- Rugged construction for demanding environments
- Automatic flip-up shutoff to conserve battery power
- Helmet compatibility for hands-free operation
- Long battery life for extended missions
- Optional Gen 2+ and Gen 3 image intensifier configurations
- Suitable for tactical, hunting, security, and outdoor applications
Built for Diverse Professional Applications
The NVG-31N is engineered to perform across a broad range of operational scenarios, including:
- Tactical and military operations
- Law enforcement patrols
- Border surveillance
- Search and rescue missions
- Hunting and wildlife observation
- Security monitoring
- Outdoor exploration
- Emergency response
Its durable housing and precision optics allow operators to maintain reliable performance in harsh environments while reducing visual fatigue during prolonged nighttime use.
Advanced Optical Performance
At the heart of the NVG-31N is Nora's precision optical engineering, delivering crisp image quality, excellent contrast, and reliable target recognition in challenging lighting conditions. The dual-tube configuration offers improved spatial awareness, allowing operators to move naturally and react more quickly in dynamic environments.
The system is also designed with user convenience in mind, featuring intuitive controls, helmet integration, and automatic power management that extends operational endurance during long missions.
Continuing Nora's Innovation in Night Vision
The introduction of the NVG-31N further strengthens Nora's expanding portfolio of professional night vision and electro-optical solutions. By combining advanced imaging technology with practical operational features, Nora continues to deliver products that support professionals operating in defense, public safety, security, and outdoor industries worldwide.
As global demand for reliable night vision equipment continues to grow, the Nora NVG-31N represents a new benchmark in performance, durability, and mission readiness, empowering users to operate with confidence when visibility matters most.
Technical Specifications
| Model | NVG-31N |
| Configuration | Articulating Dual-Tube Binocular Design |
| Flip-Up Detection | Automatic shut-off when flipped to the side; automatic shut-off when flipped up (optional) |
| Power Supply | 1 × CR123 lithium battery / External battery pack (4 × CR123) |
| Operating Voltage | 2.6–4.2 V |
| Mounting Method | Head-mounted (Standard U.S.-style helmet interface) |
| Control Modes | ON / IR / AUTO |
| Power Consumption | < 0.1 W |
| Battery Capacity | 800–3200 mAh |
| Battery Life | 40–100 hours |
| Optical Magnification | 1× |
| Field of View (FOV) | 50° ± 2° |
| Optical Axis Parallelism | < 0.1° |
| Image Intensifier | Gen 2+ / Gen 3 Image Intensifier Tube |
| Objective Lens | F1.18, 22.5 mm |
| Optical MTF | 120 lp/mm |
| Optical Distortion | < 1% |
| Relative Illumination | > 75% |
| Lens Coating | Ultra-Wideband Multi-Layer Anti-Reflective Coating |
| Focus Range | 250 mm – ∞ |
| Focus Adjustment | Manual |
| Eye Relief | 30 mm |
| Exit Pupil Diameter | 8 mm |
| Diopter Adjustment | 0 diopter (±5 diopters optional) |
| Interpupillary Distance (IPD) Adjustment | Continuously Adjustable |
| IPD Adjustment Range | 50–80 mm |
| IPD Locking | Manual Lock |
| IR Illuminator | 850 nm, 20 mW |
| Operating Temperature | –40°C to +55°C |
| Humidity Range | 5%–95% |
| Ingress Protection | IP65 / IP67 |
| Dimensions | Folded: 115 × 105 × 85 mm |
| Expanded: 115 × 178 × 58 mm | |
| Weight (Without Battery) | 523 g |

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