51° Night Vision Goggles


Model: BNVD-51 2HD
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The wide-angle FLIR BNVD-51 dual-channel night vision system creates an undisputed tactical advantage. Head and helmet mounting options provide hands-free full-field night vision while multi-coated lenses and composite housing stand up to wear and tear. One AA or CR123A battery can power the BNVD-40 up to 20 hours.

Wide-Angle Night Vision for Superior Awareness

  • Full Field of View

    51-degree lens offers a 28% field of view increase over similar 40-degree models.

  • Versatile Mounting Options

    Head or helmet mounting allows hands-free operation and uninhibited movement.

  • Sensible Functionality

    Simple single-knob gain corrections and flip up/power off display controls allow quick and covert viewing adjustments.

System Overview
Focus Range
0.25 m to Infinity
Tripod Mount
2 Years
Height of the Scope Axis above Rail
Lens System
F/1.26; 19 mm
1x standard (3x optional)
Eye Relief [mm]
17 mm
IIT Generation
Gen 2+ HD (High Definition)
Optional Accessories
3x Afocal Lens Kit (includes 2 lenses), Battery Pack #206 (Includes: Battery Pack Bracket #231, Nylon Bag), Battery Pack Kit (Includes: Battery Pack #206 w/ Battery Pack Bracket #231and Nylon Bag, NVG Interface Shoe with Connector #212, Battery Locking Plate, Battery Locking Plate Adapter #213, NVG Interface Shoe with Connector #212, Goggle Kit for BNVD (Includes: Goggle Kit #205, Adapter #224), Helmet Mount Kit for BNVD (Includes: Helmet Mount #3, Adapter #224), Tactical Goggle Kit for BNVD (Includes: Wilcox L4 G24 w/ Low Profile Breakaway mount, Wilcox 3 Hole Shroud, Wilcox Lanyard, Crye Precision Head Cap), Mil-Standard Hard Shipping/Storage Case #101
Photocathode Type
Windage_Elevation Adjustment
Included Accessories
Packing Box, Soft Carrying Case, Lens Tissue, Quick Start Guide, NVG Interface Shoe (preinstalled), Bayonet/Horn Interface Shoe, Sacrificial Window (2), Demist Shield (2)
Connections & Communications
Remote Control
Environmental & Approvals
Operating Temperature
-40°C to +50°C (-40°F to +122°F)
Storage Temperature
-50°C to +50°C (-58°F to +122°F)
Imaging & Optical
Diopter Adjustment
-6 to +2 dpt
Field of View
Reticle Type
Automatic Brightness Control
Bright Light Cut_off
Exit Pupil Diameter [mm]
Infrared Illuminator
Yes (built-in, with detachable flood lens)
IR Indicator
Yes (In FOV)
Manual Gain Control
Reticle Color
Dimensions (L x W x H)
157 × 124 × 78 mm (6.2 × 4.9 × 3.1 in)
Product Weight
0.61 kg (1.35 lbs)
Auto Power Off
Battery Life
Up to 20 hours (up to 80 hrs with optional Battery Pack) at 20°C
Power Supply
CR123 Lithium 3V (1), or AA Alkaline 1.5V (1), or any AA or CR123 type rechargeable batteries with voltage from 1.2V to 3.7V (1)
Low Battery Indicator
Yes (In FOV)

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Call (888) 959-2259 to speak with a knowledgeable specialist.

FLIR BNVD-51 - Model: BNVD-51 2HD

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