Blackout G4 StrikeBridge Gen 2+ with Helmet Mount and Ballistic Helmet
Blackout G4 Strike Bridge: Advanced Quad Tube Panoramic Night Vision
The Blackout G4 Strike Bridge is engineered for professionals who demand rugged performance, panoramic awareness, and modular adaptability. Featuring a unique Strike Bridge articulating design, this quad-lens system delivers a wide 120° field of view, exceptional balance, and seamless adjustment in the field. Outfitted with standard 1400FOM tubes and a 23 SNR rating—with the option to upgrade to 2000FOM/28.5 SNR—the G4 Strike Bridge pushes the limits of low-light performance. An aluminum G24-style helmet mount and CDI Ballistic Helmet is included at no additional cost, making this system mission-ready right out of the box.
See our video in slide two to see what our White Phosphor tubes look like. The tube is the video specs out at 1509FOM and 23.5 SNR.
Key Features
Panoramic Field of View
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Quad-lens design provides a 120° horizontal field of view, expanding your situational awareness.
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Seamless overlap between lenses delivers immersive, edge-to-edge clarity.
Exceptional Imaging Performance
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Equipped with standard 1400FOM / 23 SNR tubes for sharp, low-noise visuals.
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Upgradeable to 2000FOM / 28.5 SNR for professional-grade clarity in the darkest conditions.
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Extended 25–40mm eye relief for comfort during extended operations.
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Optical MTF of 120 lp/mm and <1% distortion ensure crisp imagery.
Strike Bridge Articulating System
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Reinvented quad bridge allows independent adjustment and improved portability.
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Enhanced balance and comfort over traditional fixed-bridge systems.
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Flip-aside function with auto shut-off conserves battery life and offers intuitive control.
Field-Ready Durability
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Built from aerospace-grade materials with an IP67 waterproof rating.
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Optimized for rough conditions with temperature operation from -40°C to +55°C.
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Low battery and IR indicators included for reliability under pressure.
Technical Specifications
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Magnification: 1X
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Field of View: 120° ± 2°
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Eye Relief: 25–40mm
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Focus Range: 0.25m – ∞
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Diopter Adjustment: ±5°
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Optical Aperture: F1.18, 22.5mm
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Battery Type: CR123
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Battery Life: 30–80 hours
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Weight: 828g
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Waterproof Rating: IP67
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IR Illuminator: 850nm, 20mW
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Operating Humidity: 5%–95%
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Interpupillary Distance: 50–85mm (manual adjustment)
Why Choose the Blackout G4 Strike Bridge?
The Blackout G4 Strike Bridge stands at the forefront of panoramic night vision, offering a bold evolution in optical clarity, user comfort, and adaptability. Its articulating Strike Bridge design provides unmatched balance and modularity, while its high-performance tube options and advanced optics deliver mission-critical clarity. With the included G24-style helmet mount, this system is ready to go the moment you are.
Aggressive. Adaptable. Built for Battle.
ITAR Compliance Notice
This product is subject to the International Traffic in Arms Regulations (ITAR) and may not be exported, transferred, or shared with foreign nationals without prior authorization from the U.S. Department of State. Violations may result in severe civil or criminal penalties. For questions, contact our compliance team.
1400FOM General Tube Parameters
| Parameter | Measured Value | Unit |
| Signal-to-Noise Ratio (SNR) | 23.11 | — |
| Figure of Merit (FOM) | 1,400 | — |
| Cathode Sensitivity (2856K) | 721 | μA/lm |
| Radiant Sensitivity (800nm) | 71 | mA/W |
| Radiant Sensitivity (850nm) | 52 | mA/W |
| Max. Output Brightness | 6.07 | cd/m² |
| Luminance Gain | 10,400 | cd/m²/Lx |
| Resolution (Center) | 64 | Lp/mm |
| Resolution (Peripheral) | 64 | Lp/mm |
| M∙T∙F (2.5 Lp/mm) | 93 | % |
| M∙T∙F (7.5 Lp/mm) | 72 | % |
| M∙T∙F (15 Lp/mm) | 53 | % |
| M∙T∙F (25 Lp/mm) | 34 | % |
| Equivalent Background Illumination (EBI) | 0.18 | μLx |
| Operational Life | 10,000 | h |
| Uniformity | 1.4 | — |
2000FOM General Tube Parameters
| Parameter | Measured Value | Unit | Description |
| Signal-to-Noise Ratio (SNR) | 28.47 | — | Ratio of useful image signal to noise in low-light conditions. |
| Figure of Merit (FOM) | 2,000 | — | Calculated as Resolution (Lp/mm) × SNR: 72 × 28.47 ≈ 2000. |
| Cathode Sensitivity (2856K) | 1,000 | μA/lm | Sensitivity to visible light at a standard color temperature. |
| Radiant Sensitivity (800nm) | 91 | mA/W | Efficiency in converting infrared light at 800nm into electrical current. |
| Radiant Sensitivity (850nm) | 78 | mA/W | Efficiency in converting infrared light at 850nm into electrical current. |
| Max. Output Brightness | 6.26 | cd/m² | Maximum brightness of the display screen. |
| Luminance Gain | 10,900 | cd/m²/Lx | Amplification capability of the image intensifier under low light. |
| Resolution (Center) | 72 | Lp/mm | Ability to resolve fine details in the center of the image. |
| Resolution (Peripheral) | 72 | Lp/mm | Ability to resolve fine details at the edges of the image. |
| M∙T∙F (2.5 Lp/mm) | 92 | % | Clarity of the image at 2.5 line pairs per millimeter. |
| M∙T∙F (7.5 Lp/mm) | 73 | % | Clarity of the image at 7.5 line pairs per millimeter. |
| M∙T∙F (15 Lp/mm) | 54 | % | Clarity of the image at 15 line pairs per millimeter. |
| M∙T∙F (25 Lp/mm) | 32 | % | Clarity of the image at 25 line pairs per millimeter. |
| Operational Life | 10,000 | h | Expected lifespan of the image intensifier tube. |
| Uniformity | 1.3 | — | Brightness consistency across the entire image field. |
BIGHORN Ballistic Helmet
Combat Defense Industries brings you the BIGHORN™ Ballistic Helmet — a lightweight, high-performance helmet built for tactical operations, law enforcement, and personal protection. Serious Protection. Lightweight Comfort. Mission-Ready.
- NIJ Level IIIA Tested – Stops threats up to .44 Magnum
- Fragmentation Resistant – V50 rating over 2300 ft/sec
- Blunt Impact Protection – Tested to AR/PD 10-02 military standards
- Lightweight Aramid Shell – Durable, comfortable for long missions
- ARC-Compatible Side Rails – Ready for lights, comms, or mask accessories
- Modular Two-Piece Shroud – Nylon + Billet Aluminum; Dual bungee NVG-ready
- Fully Adjustable Fit – Dial retention system + easy-adjust chin strap
- Multiple Sizes – Secure, customizable fit for most head shapes
- Tested by Element U.S. Space & Defense – Reliable performance verified
Whether you're in the military, law enforcement, or a civilian , the BIGHORN™ is the perfect balance of protection, comfort, and value. Lightweight enough for extended use, tough enough for the mission.
| Specification | Medium | Large | Extra Large |
|---|---|---|---|
| 📏 Circumference | 20.8–22.64 in 530–575 mm |
21.65–23.22 in 550–590 mm |
22.44–24.40 in 570–620 mm |
| 📐 Length | 8.15 in 207 mm |
8.46 in 215 mm |
8.66 in 220 mm |
| ↔ Width | 6.14–6.61 in 156–168 mm |
6.49–7.08 in 165–180 mm |
6.77–7.48 in 172–190 mm |
| 🎛 Chinstrap Length | 8.07–10.83 in 205–275 mm |
8.46–11.41 in 215–290 mm |
8.86–12 in 225–305 mm |
| ⚖ Weight (Complete) | 3.1 lbs 1406.14 g |
3.3 lbs 1496.85 g |
3.6 lbs 1632.93 g |