Holosun Open Reflex Green Dot Sight HE508T-GR-X2 with switchable reticle, innovative lock mode and titanium housing

Holosun HE508T-GR-X2 Titanium Green Dot Reflex Sight

The Holosun HE508T-GR-X2 is a premium open reflex sight engineered with an ultra-durable titanium housing, offering superior strength-to-weight performance for tactical and sport shooting applications. Featuring a high-visibility Green Super LED, the sight utilizes the Multi-Reticle System (MRS), allowing users to switch between a 2 MOA dot, a 32 MOA circle, or a combined circle-dot pattern with the press of a button. Advanced Solar Failsafe technology ensures reliable operation using ambient light, while the motion-activated Shake Awake system optimizes battery life for up to 50,000 hours of continuous use. As official Holosun Croatia retailer, we ship from Split, Croatia throughout the EU with full warranty support. Order today for ultimate field durability.

Optical Performance

The 540nm green emitter provides exceptional contrast in daylight, significantly improving target acquisition speed compared to standard red dots. With 12 brightness levels—10 daylight and 2 night-vision compatible—this optic remains clear and parallax-free across all environments, ensuring professional-grade precision.

Technical Specifications Holosun HE508T-GR-X2

Technology & Reliability

The HE508T-GR-X2 features a robust titanium frame, providing maximum protection against recoil (up to 5000 Joules) and environmental impact. The IPX8 certification ensures complete water submersion protection, perfect for demanding field use.

Frequently Asked Questions

How long is the battery life of the Holosun Open Reflex Green Dot Sight HE508T‑GR‑X2?
The Holosun HE508T‑GR‑X2 open reflex green dot sight delivers up to 50,000 hours of runtime at the recommended brightness setting, thanks to its energy‑efficient Green Super LED and a 3‑V CR1632 lithium battery. Solar Failsafe technology backs up the internal battery, while the Shake Awake motion‑activation system shifts the reflex optic into low‑power standby when idle, significantly extending real‑world use. This makes it ideal for European sport shooters and hunters who need a reliable green dot / red dot style reflex optic that remains ready for long periods with minimal maintenance. The side‑access battery tray also allows quick, tool‑free replacement when needed.

Does the Holosun HE508T‑GR‑X2 use a Multi‑Reticle System (MRS)?
Yes, the Holosun HE508T‑GR‑X2 features Holosun’s Multi‑Reticle System (MRS), giving you three selectable patterns from a single reflex optic: a precise 2 MOA green dot, a 32 MOA circle, or a 2 MOA dot inside the 32 MOA ring. The system is designed for compact, optics‑ready platforms, allowing quick switching between modes tailored to different target distances and conditions. The 2 MOA/32 MOA configuration is particularly useful for European sport‑shooting disciplines and driven‑hunt environments where rapid target transitions are common. As a reflex optic with parallax‑free viewing and unlimited eye relief, the Holosun [model] stays intuitive and fast to use in dynamic scenarios.

Green dot vs red dot: which is better on the HE508T‑GR‑X2?
The Holosun HE508T‑GR‑X2 uses a high‑visibility green dot reticle, which often appears brighter and more natural than a standard red dot, especially in daylight and mixed European light. Green offers superior contrast on dark or foliage‑rich backgrounds, reducing eye fatigue during extended sport‑shooting sessions. The red dot remains preferable in certain low‑light or low‑profile situations, but the green‑based reflex optic of the HE508T‑GR‑X2 combines a vivid 2 MOA aiming point with 10 daylight and 2 night‑vision compatible brightness levels, covering a broad spectrum of hunting and sport‑shooting needs. For European shooters who want a clear, fast‑acquisition dot without sacrificing low‑light flexibility, the Holosun green dot sight is usually the preferred choice.

How durable and weather‑resistant is the Holosun HE508T‑GR‑X2?
The Holosun Open Reflex Green Dot Sight HE508T‑GR‑X2 is built in a Grade‑5 titanium housing, making it exceptionally strong while remaining lightweight, ideal for compact platforms. The design is rated to withstand shock loading and vibration typical of dynamic sport‑shooting use, and the sealed optics resist dust, moisture, and temperature swings encountered in European field conditions. The green LED and internal electronics are protected by multi‑layer coatings and the titanium body, so the 2 MOA / 32 MOA pattern remains clear and stable, even after repeated exposure to rain, snow, or high humidity. As an authorized Holosun dealer in Croatia, we regularly test this reflex optic in real‑world environments and can confirm its long‑term resilience.

Is the Holosun HE508T‑GR‑X2 compatible with standard mounting systems?
Yes, the Holosun HE508T‑GR‑X2 reflex sight is engineered to fit common handgun‑style mounting footprints, including the popular RMR‑pattern base, which is widely used across European platforms. The compact dimensions and low‑profile design integrate smoothly into many existing setups, and the side‑mounted battery tray avoids the need to remove the optic for maintenance. The 2 MOA / 32 MOA MRS reticle and parallax‑free 1× magnification make it an excellent choice for short‑range to mid‑range sport‑shooting stages, as well as 15‑meter plate‑shooting and shotgun‑style drills. As an authorized Holosun dealer in Croatia, we can help you select the right mounting hardware to ensure a secure, co‑witness‑ready installation of your Holosun [model] green‑dot or red‑dot‑style reflex optic.

What EU warranty coverage does the Holosun HE508T‑GR‑X2 include?
The Holosun HE508T‑GR‑X2 Open Reflex Green Dot Sight, sold through Holosun Croatia, comes with Holosun’s official 3‑year EU warranty on the titanium housing, optics, and electronic components, including the solar‑powered illumination system. As an authorized Holosun dealer, Holosun Croatia manages warranty claims directly from Split, so owners in the EU do not need to ship the optic abroad for service. The official EU warranty covers defects in materials and workmanship, and repairs or replacements are organized promptly to minimize downtime. This level of protection makes the Holosun [model] a reliable long‑term investment for European sport shooters and hunters who depend on consistent performance from their reflex optic.

Is the Holosun HE508T‑GR‑X2 suitable for European hunting and sport shooting?
Yes, the Holosun HE508T‑GR‑X2 is well suited to European hunting and sport‑shooting applications. Its compact, titanium‑housed green dot sight excels in compact, 1×‑mounted platforms, delivering fast target acquisition with the 2 MOA / 32 MOA MRS pattern. The open reflex design is ideal for pistol‑style stages, 15‑m plate‑shooting, and short‑stroke disciplines where the shooter moves quickly between targets. In hunting contexts, the clear, parallax‑free green dot allows for rapid, instinctive pointing in driven‑hunts or woodland stalking, while the IP‑level construction and titanium build hold up to demanding field conditions. As an authorized Holosun dealer in Croatia, we recommend the HE508T‑GR‑X2 to shooters who want a compact, feature‑rich green dot sight that performs reliably within EU optics and sport‑shooting frameworks.

How do Shake Awake and Solar Failsafe work together on the HE508T‑GR‑X2?
On the Holosun HE508T‑GR‑X2, Shake Awake detects motion and automatically switches the reflex optic into low‑power standby when the platform is at rest, then instantly wakes the green dot when the setup is picked up or moved. This preserves the 50,000‑hour battery‑life potential of the CR1632 cell while keeping the aiming point “always ready” without manual button presses. The Solar Failsafe charging panel provides backup power, so even if the battery runs low, the green‑dot reticle remains active under ambient light. Together, Shake Awake and Solar Failsafe make the Holosun [model] red dot sight into a low‑maintenance, highly responsive green‑dot reflex optic that European sport shooters and hunters can rely on across seasons of sporadic and frequent use.