Sightron SIII Competition ED 45x45 Fine Cross Hair Scope

$1,574.99 $ 1,259.99

Sightron SIII Competition ED 45x45mm Fine Cross Hair Reticle

  • ED Glass Optical Design for superior light transmission
  • Capped Target Turrets
  • Precision Parallax correction 10 yards to infinity
  • Exclusive ExacTrack Windage and Elevation adjustment system
  • Fine Cross Hair Reticle design
  • Lifetime Warranty

Designed for competitive shooters, the SIII 45x45 ED riflescope has all the features of a winning combination. The ED glass objective provides high-quality images and superior target definition. The side focus knob will focus from 10 yards to infinity for all kinds of competition and target shooting. The 1/10 MOA adjustable target-style knobs with windage and elevation caps are resettable to zero. The scope weighs in at 20.5 oz.


ExacTrack W&E System

Never experience drift with Sightron's patented windage and elevation adjustment technology. It provides proper alignment between the adjustments and the erector tube by maintaining the same constant and accurate point of pressure at zero or extreme adjustments.

Exclusive Optical Design

Using the right materials for the right application, Sightron engineers build optical formulas around the best optical glass to reduce chromatic aberrations, improve color accuracy, deliver excellent light transmission, and best-in-class resolution and sharpness.

Zact-7™ Revcoat Plus

Exclusive Zact-7 Revcoat Plus multi-coating process employs a new and revolutionary lens coating technology applied to both surfaces of the lens for maximum anti-reflection performance and the highest light transmission.

Reticle Material

Etched Glass for a superior viewing experience


Built to withstand high caliber recoil and accidental impact


Rated at IPX7 waterproof standards


Nitrogen gas charged for a lifetime of fog free use

Tube Construction

Milled from a single piece of lightweight, industrial grade aluminum


  • Magnification 45x
  • Objective Lens Diameter 45mm
  • Eye Relief 3.6 inches
  • Field of View 2.4 ft @ 100 yds
  • Tube Size 30mm
  • Turret Style Target (Resettable)
  • Zero Stop No
  • Click Value 1/10 MOA @100 yards
  • Minutes Per Revolution 5 MOA
  • Max Elevation Adjustment 40 MOA @ 100 yards
  • Max Windage Adjustment 40 MOA @ 100 yards
  • Parallax Setting 10 yards to Infinity
  • Focus Type Side Focus
  • Reticle Type Fine Cross Hair
  • Focal Plane Second
  • Finish Matte Black
  • Waterproof Yes - IPX 7 rated
  • Anti-Reflection Tech Exclusive Zact-7 Revcoat Plus Multi-coating
  • Fog Proof Yes
  • Length 15 inches
  • Weight 20.5 oz
  • Sunshade Yes
  • Item Number 25184
  • UPC Code 793139-251848
  • Model Name SIIISS45x45EDFCH

Reticle Details

The fine crosshair reticle is the second most popular reticle for target shooting at short- and- long range targets. The reticle consists of very thin horizontal and vertical line that intersects at the scopes optical center. This reticle is generally considered to have the smallest aiming point of all reticles.

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