Holosun AEMS CORE Advanced Enclosed Micro Sight 1x 2 MOA Dot with Picatinny-Style Mount - Matte Finish

The Holosun AEMS CORE is a compact red dot sight built for shooters who want a proven, no-frills optic that doesn't eat up real estate on their rifle or pistol. This enclosed micro sight pairs a simple 2 MOA dot with genuine utility: a cast aluminum housing that handles field use, Shake Awake technology to preserve battery life, and enough glass surface area to give you a surprisingly open sight picture for its size. At 3.9 ounces without the mount, it's light enough to add virtually nothing to your gun's weight, yet rugged enough for duty, competition, or hunting applications where durability and speed matter more than bells and whistles.

What sets the AEMS CORE apart in the crowded micro red dot market is the engineering underneath. The pressure-forged aluminum housing and IP67 rating mean this sight handles dust, mud, rain, and recoil without drama. The included lower 1/3 co-witness Picatinny mount lets you run iron sights backup or transition between platforms—just remove the mount and bolt it to your next rifle. Battery life stretches to 50,000 hours on a single CR2032 lithium cell (included), so you're looking at years of continuous operation if you forget to turn it off.

The 2 MOA dot is the right size for target work at 25 to 100 yards and fast enough for defensive or hunting scenarios where you need to pick up the sight and break a shot. The dot won't vanish at distance and won't blot out precision targets up close. Holosun's track record with reliability and their no-frills design philosophy mean fewer things to fail in the field, and fewer reasons to second-guess your choice when it counts.

Key Features

• 2 MOA red dot reticle for speed and precision across common shooting distances
• Shake Awake sensor extends battery life by turning off the dot when the gun sits still
• Pressure-forged cast aluminum housing for durability and corrosion resistance
• IP67 rating handles submersion and harsh field conditions
• Removable lower 1/3 co-witness Picatinny mount for cross-platform versatility
• Compact profile—11% shorter than standard 20mm micro optics and just 3.9 ounces
• 50,000-hour battery life on a single CR2032 lithium cell (included)
• Matte black anodized finish resists glare and blending

Specifications

Frequently Asked Questions

Will the AEMS CORE work with backup iron sights?

Yes. The included lower 1/3 co-witness mount positions the red dot at the correct height to use iron sights behind or below it. If you want to remove the mount entirely and swap it to another gun, it's removable—just note that taking the sight off-gun requires the mount to be swapped too.

What's the battery life, and what comes in the box?

The AEMS CORE runs for up to 50,000 hours on a single CR2032 lithium battery, which is included. That's roughly 5+ years of continuous operation. The Shake Awake feature automatically turns off the dot when the gun is motionless, so real-world battery life is often much longer.

Is this sight sealed against water and dust?

Yes. The AEMS CORE is IP67 rated, meaning it can handle submersion in water and sustained dust exposure without internal damage. The enclosed design and cast aluminum housing protect the electronics in tough field conditions.

How much does this optic weigh and how big is it?

The sight weighs 3.9 ounces without the mount and is 11% shorter than standard 20mm micro red dot sights, making it one of the smallest enclosed micro optics on the market. This compact footprint makes it ideal for rifles where you want to keep your setup lightweight and uncluttered.