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Zerotech
The Zero Tech Optics Thrive HD is a 1x28mm green dot reflex sight built for shooters who need fast, reliable target acquisition across a wide range of lighting conditions. This green dot sight delivers a 3 MOA reticle in a compact 28x20mm housing, backed by shake-awake technology, 11 brightness settings, and an impressive 50,000-hour battery life. Whether you're running a tactical rifle, competition setup, or hunting platform, the Thrive HD mounts on any Picatinny rail system with the included low-height dual-bolt base, making it a versatile choice for hunters, tactical shooters, and range enthusiasts alike.
The green dot design is a genuine advantage if you shoot with astigmatism—it produces a clearer, crisper reticle than traditional red dots for many shooters, and cuts through bright sunlight without washing out. With 11 adjustable illumination levels, you can dial in the exact brightness your eyes prefer, from dim indoor ranges to full-sun hunting fields. The shake-awake feature automatically powers the sight on when it detects motion and shuts it down when stationary, so you're never caught with a dead battery at the crucial moment.
Durability is built in: the Thrive HD is waterproof and shockproof, wrapped in a molded rubber cover for weather and impact protection. The AR lens coating reduces glare and keeps your sight picture clean and bright. Everything you need ships in the box—the low-height Picatinny base, a CR2032 battery, cleaning cloth, mounting tools, and rubber cover—so you can mount and go.
| Brand | Zero Tech Optics |
| Model | Thrive HD (THDRS28GL) |
| Magnification | 1x |
| Objective Lens Diameter | 28mm |
| Lens Height | 20mm |
| Reticle Type | Green dot |
| Reticle Size | 3 MOA |
| Brightness Settings | 11 levels |
| Battery Type | CR2032 |
| Battery Life | Up to 50,000 hours |
| Mount Interface | Picatinny rail |
| Mount Height | Low |
| Weather Resistance | Waterproof and shockproof |
| Lens Coating | AR coating |
| Color | Black |
The Thrive HD features a universal Picatinny rail footprint, so it will mount on any rifle, carbine, or shotgun equipped with a standard Picatinny rail. The included low-height dual-bolt base is designed for direct Picatinny mounting.
Yes—many shooters with astigmatism report that green reticles appear clearer and less bloomed than red ones. The Thrive HD's green 3 MOA dot can deliver a sharper sight picture for those who struggle with red dot distortion.
The Thrive HD ships with a dual-bolt low-height Picatinny base, a CR2032 battery, a molded rubber cover, a high-quality microfiber cleaning cloth, and mounting tools.
Yes. A safety transit tape (usually yellow) covers the battery contacts inside the sight. You must remove this tape before installation, or the optic will not power on.
Zerotech
The Zero Tech Optics Thrive HD is a 1x28mm green dot reflex sight built for shooters who need fast, reliable target acquisition across a wide range of lighting conditions. This green dot sight delivers a 3 MOA reticle in a compact 28x20mm housing, backed by shake-awake technology, 11 brightness settings, and an impressive 50,000-hour battery life. Whether you're running a tactical rifle, competition setup, or hunting platform, the Thrive HD mounts on any Picatinny rail system with the included low-height dual-bolt base, making it a versatile choice for hunters, tactical shooters, and range enthusiasts alike.
The green dot design is a genuine advantage if you shoot with astigmatism—it produces a clearer, crisper reticle than traditional red dots for many shooters, and cuts through bright sunlight without washing out. With 11 adjustable illumination levels, you can dial in the exact brightness your eyes prefer, from dim indoor ranges to full-sun hunting fields. The shake-awake feature automatically powers the sight on when it detects motion and shuts it down when stationary, so you're never caught with a dead battery at the crucial moment.
Durability is built in: the Thrive HD is waterproof and shockproof, wrapped in a molded rubber cover for weather and impact protection. The AR lens coating reduces glare and keeps your sight picture clean and bright. Everything you need ships in the box—the low-height Picatinny base, a CR2032 battery, cleaning cloth, mounting tools, and rubber cover—so you can mount and go.
| Brand | Zero Tech Optics |
| Model | Thrive HD (THDRS28GL) |
| Magnification | 1x |
| Objective Lens Diameter | 28mm |
| Lens Height | 20mm |
| Reticle Type | Green dot |
| Reticle Size | 3 MOA |
| Brightness Settings | 11 levels |
| Battery Type | CR2032 |
| Battery Life | Up to 50,000 hours |
| Mount Interface | Picatinny rail |
| Mount Height | Low |
| Weather Resistance | Waterproof and shockproof |
| Lens Coating | AR coating |
| Color | Black |
The Thrive HD features a universal Picatinny rail footprint, so it will mount on any rifle, carbine, or shotgun equipped with a standard Picatinny rail. The included low-height dual-bolt base is designed for direct Picatinny mounting.
Yes—many shooters with astigmatism report that green reticles appear clearer and less bloomed than red ones. The Thrive HD's green 3 MOA dot can deliver a sharper sight picture for those who struggle with red dot distortion.
The Thrive HD ships with a dual-bolt low-height Picatinny base, a CR2032 battery, a molded rubber cover, a high-quality microfiber cleaning cloth, and mounting tools.
Yes. A safety transit tape (usually yellow) covers the battery contacts inside the sight. You must remove this tape before installation, or the optic will not power on.
