Excellent collimator! The build quality, clarity, window size, ease of use, and easy mounting with extra screws and Picatinny rail mount - fantastic!!
Lightweight and compact, this reflex sight features a single red dot aiming point with a 3 MOA diameter. Offers ten brightness settings: eight optimized for daylight visibility and two compatible with night vision equipment for low-light operations.
The Defender-ST variant utilizes motion activation and powers down automatically after 10 minutes to extend battery life. An integrated aspheric lens delivers a clear, distortion-free image with minimal parallax and unrestricted eye relief, while the ShockShield polymer insert enhances durability by absorbing impacts to the optic body.
A resilient Armortek coating protects the lens against scratches and environmental hazards. The enclosure is engineered from rugged, anodized aluminum 7075, ensuring exceptional resistance to damage. Secure O-ring seals provide reliable water resistance and protection from dust, and the open-architecture design maintains a maximized field of view. The front surface features a Fast-Rack non-slip texture, aiding in swift firearm cycling by allowing the sight to be caught against various surfaces.
Powered by a single CR2032 battery—supplied in the set—changing the battery does not require re-zeroing the optic.
The set includes:
- reflex sight
- Weaver/Picatinny base
- mounting tool
- protective rubber cover
- cleaning cloth
- six sets of mounting screws
- CR2032 battery
Technical data
Material: aluminum 7075
Mounting: Weaver/Picatinny
Magnification: 1x
Sighting point: 3 MOA Defender Dot
Adjustable increment: 1 MOA
Vertical adjustment range: 115 MOA
Horizontal adjustment range: 145 MOA
Power supply: CR2032 battery
Dimensions: 46 x 25 x 25 mm
Weight: 42 g
Manufacturer: Vortex Optics, USA
Militaria.pl is a premium dealer of Vortex.
Vortex Optics is an American family-owned company based in Wisconsin, operating since 1989, specializing in the manufacture of high-quality optical equipment for hunters, athletes, and law enforcement. The product range includes binoculars, riflescopes, collimators, and monoculars, and every product is covered by a lifetime VIP warranty. Vortex uses advanced optical technologies such as multi-layer lens coatings, BaK-4 prisms and precision sighting systems to ensure excellent image clarity, durability and reliability. In 2022, the company was selected by the US Army as the supplier of the XM-157 sighting system for the Next Generation Squad Weapon program. Vortex is committed to innovation and a personalized approach to customer service, earning the trust of professionals and outdoor enthusiasts around the world.
| Red-dot mount type | Weaver |
|---|---|
| Mount type | Exchangable plates |
| Aiming point size | 3 MOA |
| Reticle color | Red |
| Backlight adjustment | Yes |
| Reticle adjustment | Gradual |
| Length | 46 mm |
| Height | 25 mm |
| Accumulator/battery type | 1 x CR2032 |
| Power type | Battery |
| Weight | 42 g |
| EAN | 843829133296 |
| Manufacturer code | DFST-MRD3 |
| Brand | Vortex |
| EAN |
Reviews with photos
Review summary
Number of reviews: 4
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I bought this collimator for the Springfield Echelon. I recommend it 100%, it's very durable and beautifully made. I compared it to the CCW version, but the ST is bigger and you can find the dot faster.
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Great collimator :) Factory zeroed for SIG P320 and fits perfectly on the factory cut on the XFull slide :) I recommend it to all shooters, it's an excellent product :)
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Great collimator. It shows the target very well, is easy to use, and also easy to mount. The build quality is brilliant. Just get it, I wholeheartedly recommend it to everyone.
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