Knight Vision® UNS-A3 Night Vision Clip-on Weapon Sight


Please take note of the lead time for your system selection. Your card will be charged immediately upon order processing.

*Orders are processed in the order they are received unless they fall under Title 1 of the Defense Production Act (DPA) of 1950. In this event NVD shall make its best effort to advise of any delay in delivery.

SKU: NVD-UNS-A3 Categories: , Tag:

The Knight Vision® UNS-A3 Night Vision Clip-on Weapon Sight adds night vision capability to existing magnified day scopes and is optimized for use with the Trijicon ACOG or any short to medium length rifle scope with a 2X to 12X+ magnification range. The UNS-A3 utilizes a High Performance GEN 3 image intensifier tube in a proven design lightweight portable design, which is ideal for M4 AR platforms with full rails which also have a front sight. The Knights UNS-A3’s patented technology assures the accuracy of your range-tested day scope will note be degraded. The UNS-A3 also features a patented Single Interchangeable Battery (SIB)® which allows the use of either a CR-123 or a single AA battery. The UNS A3 is designed for weapons such as the M4, M16, SR25 and similarly configured rifles.


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.


Standard Accessories: Soft Carry Case, Operator’s Manual, (2) AA Batteries, Demist Shield, Sacrificial Filter for Objective Lens, Head/Helmet Mount Adapter (J-arm), Head-mount Assembly with 3 Brow Pads (Except XLS), Lens Tissue, Neck Cord, Eye-Cup, and Front Lens Cap.

Optional Accessories: Light Weight Sacrificial Window, Picatinny Rail Weapon Mount, Shuttered Eyeguard, Hard Case, 3X Magnifier, 5X Magnifier, Compass Assembly, PASGT Helmet Mount, MICH Helmet Mount, and Camera Adapter.


1 Year
Lens Design
62 mm Refractive Telephoto Lens
1X (Unity)
Focus Range
20 Meters to Infinity
Recognition Range
Standing Man under Starlight: >500m
Standing Man under 1/4 Moon: >700m
Vehicle Under Starlight: >850m
Vehicle under 1/4 Moon: >1000m
Bore Sight
(US Patent 7,143,359) .5 MOA, no change to daysight point of impact
Boresight Retention
0.5 MOA over 300 rounds, 300 WIN MAG firing Schedule
Weapons Certification
Tested for use on weapons up to and including .50 caliber rifles
3 ft. for 4 hours
KAC mount or quick attach / detach to MIL-STD-1913 rail or equivalent
Field of View
Power Source
One standard AA battery, or one 123 battery
Operation Time
AA Exceeds 24 hours, CR 123 battery exceeds 36 hours
Pull On/Off Gain Control Knob, Manual Focus Ring
Flat Black Matte or Desert Sand Brown, Corrosion Resistant. Alternate finishes available.
7.4” (188mm) long, 3.4” (86 mm) high;
1.5” (38mm) to optical centerline
1.75lbs. (.79 kg)*
*Product weights may vary due to manufacturing and configuration processes.
*Product weights may vary due to manufacturing and configuration processes.

Specifications subject to change without notice. All night vision products and accessories are controlled under export laws with guidance from International Traffic in Arms (ITAR). By purchasing equipment from Night Vision Devices, you understand that these products cannot leave the country without a valid US Dept of State License.

    Your Cart
    Your cart is emptyReturn to Shop