1. Uvod
The Vortex Defender-ST Enclosed Solar Micro Red Dot Sight is designed for rapid target acquisition and reliable performance in various conditions. Its fully enclosed design protects the emitter from environmental elements, ensuring durability and consistent operation. This manual provides essential information for the proper setup, operation, and maintenance of your Defender-ST red dot sight.
2. Proizvod je gotovview
2.1 Ključne karakteristike
- Zatvoreni dizajn: Protects the emitter from dust, rain, and impact.
- Asferična sočiva: Pruža veliku viewing window for fast target acquisition and a wide field of view.
- Fast-Rack Textured Front: Enhances grip for racking the slide off any surface.
- Opcije s više končanica: Offers 3 reticle choices (3 MOA dot, 32 MOA circle, and 3 MOA dot with 32 MOA circle).
- Postavke svjetline: 12 levels, including 10 for daylight and 2 for night-vision compatibility.
- Solarna Auto D-TEC tehnologija: Extends battery life by automatically drawing power from solar or battery sources based on light conditions.
- Aktivirano pokretom: Features a 10-minute auto-shutoff to conserve battery.
- Side-Load Battery: Allows for easy battery replacement without removing the sight.
- Izdržljiva konstrukcija: Made from 7075 aluminum housing, waterproof, fogproof, and shockproof.
2.2 Komponente
The Vortex Defender-ST includes the following components:
- Vortex Defender-ST Enclosed Solar Micro Red Dot Sight
- Picatinny Mount
- Prilagođeni alat
- Gumeni poklopac
- Najčešći setovi vijaka za montažu
- CR2032 Baterija
- Lens Cloth
- Glock MOS Plate
- Produženi Torx T-10 bit

Figure 1: Labeled components of the Vortex Defender-ST Red Dot Sight.

Figure 2: Contents included in the Vortex Defender-ST packaging.
3. Podešavanje
3.1 Instalacija baterije
- Locate the battery cap on the right side of the sight.
- Use the provided custom tool or a suitable coin to unscrew the battery cap counter-clockwise.
- Umetnite CR2032 bateriju s pozitivnom (+) stranom okrenutom prema gore.
- Replace the battery cap and tighten it clockwise until snug. Do not overtighten.
3.2 Montiranje nišana
The Defender-ST is compatible with a DeltaPoint Pro footprint. Use the appropriate mounting screws and plate for your firearm.
- Pobrinite se da je vaše vatreno oružje napunjeno i sigurno.
- Select the correct mounting plate (e.g., Picatinny Mount, Glock MOS Plate) and screw set for your firearm.
- Attach the chosen mounting plate to your firearm according to the firearm manufacturer's instructions.
- Place the Defender-ST sight onto the installed mounting plate.
- Secure the sight to the plate using the appropriate screws from the provided screw sets. Apply thread locker if recommended by your firearm or mount manufacturer. Tighten screws to the recommended torque specifications.
4. Uputstvo za upotrebu
4.1 Uključivanje/isključivanje napajanja
- Za uključivanje: Press either the '+' or '-' button.
- Za isključivanje: Pritisnite i držite dugme '-' 3 sekunde.
4.2 Podešavanje svjetline
The Defender-ST has 12 brightness settings (10 daylight, 2 night-vision).
- Press the '+' button to increase brightness.
- Press the '-' button to decrease brightness.
4.3 Odabir končanice
The sight offers three reticle options: 3 MOA dot, 32 MOA circle, and 3 MOA dot with 32 MOA circle.
- To cycle through reticle options, press and hold both the '+' and '-' buttons simultaneously for 3 seconds.

Figure 3: Available reticle patterns for the Defender-ST.
4.4 Zeroing (Windage and Elevation)
Adjustments for windage and elevation are located on the side and top of the sight, respectively. Each click typically represents 1 MOA (Minute of Angle).
- Podešavanje visine: Use the custom tool or a flathead screwdriver to turn the elevation turret (marked 'U' for Up) on top of the sight. Turning clockwise moves the point of impact down; counter-clockwise moves it up.
- Podešavanje vjetra: Use the custom tool or a flathead screwdriver to turn the windage turret (marked 'R' for Right) on the right side of the sight. Turning clockwise moves the point of impact left; counter-clockwise moves it right.

Figure 4: Windage adjustment location on the Defender-ST.
5. Održavanje
5.1 Čišćenje
Keep the lenses clean for optimal performance. Use the provided lens cloth or a soft, lint-free cloth.
- Gently brush away any loose dirt or debris from the lenses.
- Apply a small amount of lens cleaning solution to the cloth, not directly to the lens.
- Wipe the lenses in a circular motion, starting from the center and moving outwards.
- Očistite kućište mekom, damp tkanina po potrebi.
5.2 Zamjena baterije
Refer to section 3.1 for detailed battery installation instructions. Replace the CR2032 battery when the reticle dims or fails to illuminate.
6. Otkrivanje problema
- Končanica ne osvjetljava: Check if the battery is correctly installed and has sufficient charge. Ensure the plastic separator tab has been removed.
- Reticle Appears Distorted/Fuzzy: This can sometimes be due to astigmatism. Try adjusting the brightness settings. If the issue persists, consult an eye care professional.
- Loss of Zero: Ensure all mounting screws are tightened to the manufacturer's recommended torque specifications. Check for any loose components on the firearm or mount.
7. Specifikacije
| Feature | Specifikacija |
|---|---|
| Naziv modela | Defender-ST Enclosed Solar Micro Red Dot Sight |
| SKU | DFST-MRD3-E |
| Vrsta konca | Multi-Reticle (3 MOA Dot / 32 MOA Circle) |
| Boja končanice | Bright Red |
| Postavke svjetline | 12 (10 Daylight, 2 Night-Vision) |
| Vrsta baterije | CR2032 |
| Eye Relief | Neograničeno |
| Uvećanje | 1x |
| Dužina | 1.8 inča |
| Širina | 1.3 inča |
| Visina | 1.2 inča |
| Težina artikla | 1.6 unce |
| Materijal | 7075 Aluminijum |
| Kompatibilni uređaji | Firearms with Picatinny Rail (DeltaPoint Pro footprint) |
| Vrsta montaže | Picatinny Mount (included) |
8. Jamstvo i podrška
8.1 VIP Warranty
The Vortex Defender-ST is backed by the Vortex Unlimited, Unconditional, Lifetime, VIP Warranty. This is a fully transferable promise to repair or replace your item if it becomes damaged or defective. This warranty does not cover loss, theft, deliberate damage, or cosmetic damage that does not hinder the product's performance.
For warranty service or support, please visit the official Vortex Optics webweb-mjesto ili direktno kontaktirajte njihovu korisničku službu.
Za više informacija posjetite: Vortex Optics Official Website