The Ade Advanced Optics HG55 is a holographic sight manufactured by Ade Advanced Optics, a company specializing in firearm optics and accessories. The HG55 is designed to provide quick and precise target acquisition for various shooting applications. Here are some key features and information about the Ade Advanced Optics HG55:

1. Holographic Sight: The HG55 is a holographic sight, which means it uses holographic technology to create a reticle that appears to be floating in front of the shooter’s eyes. This type of sight offers a clear and unobstructed view of the target while providing rapid target acquisition.
2. Reticle: The HG55 typically features a 65 MOA circle with a 1 MOA dot in the center. This reticle design allows for both fast target acquisition at close range and precise aiming for longer distances.
3. Adjustable Brightness: The sight offers multiple brightness settings, allowing the shooter to adjust the reticle’s intensity according to the ambient lighting conditions. This ensures optimal visibility and contrast in various environments.
4. Unlimited Eye Relief: The HG55 provides unlimited eye relief, meaning the shooter can maintain a comfortable shooting position and have a clear sight picture regardless of their eye position or distance from the sight.
5. Compact and Lightweight: The HG55 is designed to be compact and lightweight, making it suitable for use on a variety of firearms without adding excessive weight or bulk.
6. Mounting Options: The HG55 typically comes with a mount compatible with Picatinny or Weaver rails, making it easy to install on a wide range of firearms, including rifles, shotguns, and pistols.
7. Battery Life: The sight is powered by a CR2032 battery, which can provide a long-lasting runtime. The exact battery life will vary depending on the brightness setting used.
8. Durability: The HG55 is constructed to be durable and withstand the recoil and harsh conditions encountered during shooting. It is typically shockproof, fog-proof, and waterproof to ensure reliable performance in various environments.

It’s important to note that specific features and specifications may vary depending on the model or version of the Ade Advanced Optics HG55. For the most accurate and up-to-date information, it’s recommended to refer to the manufacturer’s specifications or product documentation.