Elbit vs L3 Harris Night Vision Tubes — Which Is Actually Better?

You've done your research. You know you want a Gen 3 image intensifier tube. You know you want Grade A or B. And now you're looking at two spec sheets side-by-side — one from Elbit Systems, one from L3 Harris — and wondering whether it matters.

We've been sourcing tubes directly from both manufacturers since 1993. Here's the straight answer, without the brand loyalty that usually clouds this discussion.

Who Makes Gen 3 Night Vision Tubes in the U.S.?

There are exactly two manufacturers of Gen 3 image intensifier tubes approved for U.S. military procurement:

• L3 Harris Technologies (formerly ITT, then Exelis, then L3) — Roanoke, Virginia
• Elbit Systems of America — Fort Worth, Texas

Both are American companies with ITAR-controlled manufacturing. Both have supplied U.S. military procurement for decades. Both produce tubes to the same OMNI-VIII specification floors. If you're buying a Gen 3 tube in the United States, it came from one of these two companies — whether the dealer tells you or not.

The Core Technical Difference: Film vs Filmless

The most meaningful technical distinction between Elbit and L3 Harris tubes is the ion barrier film on the microchannel plate (MCP):

Removing the ion barrier film from the MCP improves how many photons actually get amplified. More photons = higher signal = better SNR. This is why L3 Harris filmless tubes tend to post slightly higher SNR numbers at equivalent grade levels — the physics favor the filmless design for raw sensitivity.

The tradeoff: without the protective film, the MCP is more vulnerable to damage from sustained exposure to bright light. That's why filmless tubes always use autogating — an electronic circuit that rapidly cuts off gain when the image intensifier detects a bright source. Modern autogating in both manufacturers' tubes handles this well in real-world tactical environments.

Image Characteristics: What Operators Actually Notice

Here's where things get subjective — and where most of the internet debate lives. Experienced operators who have used both manufacturers' tubes describe differences in image rendering:

These are tendencies, not rules. Individual tubes within a manufacturer's production vary. A Grade A Elbit tube can render a crisper image than a Grade B L3 Harris tube. The spec sheet tells you more than the brand name.

Performance by Grade: Where It Actually Matters

Let's be direct about where the Elbit vs L3 Harris distinction actually matters — and where it doesn't:

If you're buying Grade A for demanding tactical use — close-quarters target identification, precision shooting, extended dismounted patrol — L3 Harris filmless has a real, if modest, edge at the absolute top of the performance curve.

If you're buying Grade B for property security, hunting, range use, or general outdoor recreation, both manufacturers' tubes will serve you excellently and you'll never perceive a meaningful difference.

White Phosphor: Does Manufacturer Matter More?

White phosphor tubes are available from both manufacturers. In white phosphor, the tonal differences described above largely disappear — both manufacturers produce tubes that render a clean grayscale image. The filmless vs thin-film performance differences in SNR still apply, but the "warmer/cooler" tonal debate becomes irrelevant.

If you're buying white phosphor, focus on grade and SNR. Buy from whichever manufacturer offers the best spec at your price point.

The Availability Factor

Here's a practical reality that most comparison articles skip: at any given time, tube availability varies. Military procurement contracts pull large volumes from both manufacturers on schedules you can't control as a civilian buyer. Some quarters L3 Harris Grade A tubes are plentiful. Other quarters they're constrained and Elbit Grade A tubes offer better availability and value.

If you've decided you want Grade A, white phosphor, OMNI-VIII — tell Adams Industries and let us tell you what's available from each manufacturer at what price right now. Locking yourself into one manufacturer can cost you 6–8 weeks of wait time versus taking the equivalent tube from the other manufacturer that's on the shelf today.

Which Should You Actually Buy?

Here is an honest decision framework from a direct source that stocks both:

1. Determine your grade first. Grade A for serious tactical or precision use. Grade B for everything else. This matters 10× more than manufacturer.
2. Decide on phosphor. White phosphor is the right call for most buyers who can afford it.
3. If buying Grade A for demanding use: Ask about L3 Harris filmless specifically. At the absolute performance ceiling, the filmless design's SNR advantage is real.
4. If buying Grade B or white phosphor: Take whatever manufacturer has better availability and price at the moment. You will not regret it.
5. Get the spec sheet. Always. The individual tube's measured SNR, EBI, and FOM matter more than which manufacturer's name is on the label.

Frequently Asked Questions

Is it true that the military only uses L3 Harris tubes?

No. The U.S. military procures Gen 3 image intensifier tubes from both L3 Harris and Elbit Systems under competitive OMNI-VIII contracts. Unit-level mix varies by procurement cycle and contract award. SOCOM has used both manufacturers. The "military only uses L3" narrative is a marketing position, not procurement reality.

What does filmless actually mean for the average buyer?

Filmless means the ion barrier film has been removed from the microchannel plate. This increases photon transmission and typically produces higher SNR numbers at equivalent manufacturing grade. The practical difference in a civilian or law enforcement context: slightly better performance in extreme low-light at Grade A. The tradeoff — more careful autogating management — is handled automatically by modern device electronics.

Can I tell which manufacturer's tube is in my existing NVG?

Yes — if you have the original documentation. The tube serial number and spec sheet will identify the manufacturer. If you bought used and have no documentation, Adams Industries can sometimes identify tube manufacturer from the serial number format. Contact us.

Where can I buy tubes directly from either manufacturer?

L3 Harris and Elbit Systems sell through authorized distributors — they do not sell direct to individual buyers. Adams Industries (CAGE 1SMP2, El Segundo, CA) is a direct source for both manufacturers. We provide individual tube spec sheets with every sale. Contact us for current inventory by manufacturer, grade, and phosphor type.