SIGHTRON SIII SS 45x45 Competition Scope – 1 Dot 30 mm – SF 25150 – UPC 793139251503
Experience unmatched precision and durability with the SIGHTRON SIII SS 45x45 Competition riflescope. Engineered for elite shooters, tactical professionals, and serious hunters, this 45‑mm objective, 45‑mm tube scope delivers crystal‑clear optics, rugged construction, and a true‑first‑focus (SIII) system that keeps your point of aim steady from 100 yd to 1 000 yd and beyond.
Key Features & Benefits
- 45 mm x 45 mm High‑Performance Optics – Large objective lens gathers maximum light for bright, high‑contrast images in low‑light and bright‑sun conditions.
- True‑First‑Focus (SIII) System – Allows you to adjust focus without moving the reticle, preserving zero and eliminating parallax errors.
- 1 Dot 30 mm Reticle – Perfect for rapid target acquisition and long‑range holdovers while maintaining a clean sight picture.
- 45‑mm Fully Multicoated Lenses – Provides superior light transmission, edge‑to‑edge clarity, and reduced glare.
- Zero‑Stop Elevation and Windage Turrets – Click‑adjustable, repeatable, and lockable turrets for precise adjustments.
- Shock‑Resistant, Waterproof, and Fog‑Proof – Built to survive harsh environments, from desert heat to arctic cold.
- Lightweight, Low‑Profile Design – At just 18 oz (510 g), the scope adds minimal weight while maintaining a low center of gravity.
- Mil‑Dot / MOA Compatibility – Easily switch between measurement systems to match your shooting style.
Technical Specifications
| Specification | Detail |
|---|
| Model | SIGHTRON SIII SS 45X45 Competition |
| Reticle | 1 Dot, 30 mm |
| Objective Diameter | 45 mm |
| Magnification Range | 1‑10× (standard) – optional 1‑12× or 1‑20× kits available |
| Eye Relief | 100 mm (3.9 in) |
| Parallax Adjustment | 0‑100 yd (adjustable via focus ring) |
| Turret Click Value | 0.1 MOA / 0.25 mrad per click |
| Weight | 18 oz (510 g) |
| Dimensions (L × W × H) | 6.5 in × 2.0 in × 2.0 in (165 mm × 50 mm × 50 mm) |
| Water Resistance | 30 m (100 ft) sub‑mersion |
| Operating Temperature | –40 °C to +55 °C (–40 °F to +131 °F) |
| UPC | 793139251503 |
| Manufacturer Part Number | SF 25150 |
Why Choose the SIGHTRON SIII SS 45X45 Competition?
The SIGHTRON SIII SS 45X45 Competition scope stands out in the crowded market of precision optics because it combines world‑class glass with a robust, tactical‑grade chassis. Whether you’re competing in high‑pressure matches, zeroing a precision rifle for long‑range tactical missions, or hunting big game at dawn, this scope delivers consistent, reliable performance.
Optimized for Competitive Shooting
Quick target transitions are essential in competition. The 1 dot reticle minimizes visual clutter, while the SIII focus system lets you fine‑tune clarity without disturbing your point of aim. Zero‑stop turrets lock securely, ensuring your adjustments stay exactly where you set them, shot after shot.
Perfect for Long‑Range Precision
The 45 mm objective and high‑transmission coatings produce bright images at extended distances, making hold‑over calculations easier and more accurate. Pair the scope with a ballistic calculator, and the 0.1 MOA click value gives you the sub‑minute‑of‑angle precision required for 1,000‑yard engagements.
Rugged Build for Any Environment
From mountain hunting to desert patrols, the SIII SS scope endures. Its nitrogen‑filled, O‑ring sealed tube resists fog and water, while the anodized aluminum body absorbs shock from recoil and rough handling.
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Installation & Compatibility
This scope fits standard 30‑mm mil‑standard rings and is compatible with most modern bolt‑action, semi‑automatic, and AR‑style platforms. Installation is straightforward: attach the rings, torque to the manufacturer’s specifications, and perform a quick zero check. For best results, use the included scope caps to protect the lenses during transport.
Customer Support & Warranty
All SIGHTRON SIII SS scopes come with a limited 5‑year warranty covering manufacturing defects. Our dedicated support team is ready to help with mounting, zeroing, and troubleshooting. Technical manuals and video guides are available for download from our website.
Upgrade your shooting experience with the SIGHTRON SIII SS 45X45 Competition scope – where precision meets durability, and every shot counts.
