Subscribe to our newsletter


51° Multi-Purpose Night Vision Monocular

MNVD-51 Datasheet


With a wide 51-degree field of view, the FLIR MNVD-51 offers enhanced situational awareness without moving the optic. Head, helmet, and weapon mounting options allow hands-free operation while a built-in IR illuminator and flood lens improve vision in complete darkness. 40 hours of battery life is possible with a single AA or CR123A battery.

Additional information

Focus Range

0.25 m to Infinity


2 Years

Lens System

F/1.26; 19 mm


1x standard (3x optional)

Eye Relief [mm]

17 mm

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


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)

Operating Temperature

-40°C to +50°C (-40°F to +122°F)

Storage Temperature

-50°C to +50°C (-58°F to +122°F)

Diopter Adjustment

-6 to +2 dpt

Field of View


Automatic Brightness Control


Bright Light Cut_off


Infrared Illuminator

Yes (built-in, with detachable flood lens)

IR Indicator

Yes (In FOV)

Manual Gain Control


Product Weight

0.61 kg (1.35 lbs)

Dimensions (L x W x H)

157 × 124 × 78 mm (6.2 × 4.9 × 3.1 in)

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)

Please leave your details below so we can get in touch with you.

Contact Info