Night Vision Binocular Theon NYX / L3Harris 18UM / 18UA FOM 1800+ buy in Ukraine AstreiaTactical

Theon NYX / L3Harris 18UA is a time-proven night-vision configuration combining the Theon Sensors NYX dual-tube housing with L3Harris 18UA (Gen 3 Unfilmed White Phosphor) image intensifier tubes.
This setup provides reliable performance, clean imaging, and low noise levels—an ideal choice for users who require stable effectiveness without paying for premium-tier tubes.

The L3Harris 18UM/18UA series represents the baseline of Gen 3 White Phosphor technology, merging classic U.S. military tube architecture with Unfilmed technology, which delivers improved light sensitivity and reduced background noise (EBI) in low-light scenarios.
The Theon NYX housing is known for its ergonomics, IP67 waterproofing, and compatibility with popular mounting systems and helmets, making it a dependable option for field and operational use.

⚙️ Technical Specifications

Parameter	Value
Housing	Theon Sensors NYX (Dual-Tube NVG System)
Tube Type	L3Harris 18UM / 18UA (Gen 3 Unfilmed White Phosphor)
Phosphor	P45 (White Phosphor)
Figure of Merit (FOM)	≈ 1800+
Signal-to-Noise Ratio (SNR)	≥ 24.1
Resolution (RES)	≥ 64 lp/mm
Halo	≤ 1.0
EBI	≤ 2.5
Tube Format	MX-10160 / MX-11769
Auto-Gating	Yes (Fast Auto-Gated)
System Weight (with tubes)	≈ 450 g
Power	1× AA or CR123A / external power input
Waterproof Rating	IP67
Mounting Interface	Wilcox / Rhino / Dovetail
Tube Lifetime	~10,000 hours

Comment / Quality Level

The Theon NYX + L3Harris 18UA combination represents the entry level of Gen 3 Unfilmed White—perfect for most field observation tasks.
The 18UA series stands out with enhanced low-light sensitivity, stable FOM around 1800, and natural contrast reproduction.

Thanks to Unfilmed architecture, these tubes offer a clean, “plastic” image with minimal grain, which is especially beneficial in both urban lighting and low-light natural terrain.
This is a dependable mid-tier workhorse providing the maximum efficiency-to-cost ratio.

Suitable For

Volunteer programs and civilian users needing real Gen 3 performance without excessive cost.
Reconnaissance teams and observation operators working in general low-light environments.
Instructors and UAV operators working during nighttime missions.
Patrol and security units that require reliability and ease of maintenance.
Tactical users seeking an optimal balance of weight, image quality, and price.

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Night Vision Binocular Theon NYX / L3Harris 18UM / 18UA FOM 1800+

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SKU: 7359

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$14 468

Features

Name	Night Vision Binocular Theon NYX / L3Harris 18UM / 18UA FOM 1800+
Brand	L3Harris
Category	Night vision devices
Product condition	New

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Return conditions for goods at astreiatactical.com.ua

The item is not eligible for return:

If the item is free of defects, but more than 14 days have passed since the purchase.
If the item shows signs of use.
If defects appeared on the item due to the buyer's fault.
If the item is free of defects, but the factory packaging is opened or damaged.
If the receipt and warranty card are missing.

Exchange and return of goods is carried out via Nova Poshta:

Recipient: Sakhonenko Kseniia Serhiivna

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tel. +380993230988

Or at the address:

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Exchange and return of goods is carried out via Nova Poshta:

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