Sightron Rifle Scopes are known for their ExacTrack™ Elevation and Windage adjustments and their ability to accurately and consistently return to zero. Sightron offers the SII Series riflescopes. SII Series rifle scopes combine value with performance and flexability. For added performance and value, Sigtron created the SII Big Sky series rifle scopes.

The features found in Sightron SII Big Sky Series Rifle Scopes are unsurpassed. The enhanced definition glass ensures the highest edge-to-edge fine contrast and resolution available. The Big Sky™ line is enhanced by Sightron's 7-layer Zact-7™ Revcoat multi-coating on all internal surfaces making these optimal for any and all weather and light conditions. Finger adjustable windage & elevation controls that are resettable to zero will be found on all hunting models. All scopes will accept sunshades and are indeed stackable for individual requirements. Durability ensured with our true mono-tube design. ALL SII Big Sky™ scopes feature Sightron's newly improved ExacTack™ system for unsurpassed repeatability and reliability.

Enhancements of the Sightron SII Big Sky Series Riflescopes over the Sightron SII Series Rifle Scopes are:

1. Upgraded, Premium-Quality Optical Glass;
2. Every lens has Sightrons ZACT-7 seven layers of polish vs SII interior only having 4 layers;
3. Front & rear lens have Climate Control Coating to prevent rain from sticking or fogging;
4. The SII Big Sky Rifle Scopes have greater eye relief;
5. All Adjustable objectives will focus to 10 yards on less than one revolution (AO's no longer turn 720 degrees);
6. 1/8 minute dials have 10 minutes per revolution on the SII Big Sky Series Rifle Scopes instead of 7.5 minutes per revolution on the SII Series Rifle Scopes;
7. 1/4 minute dials have 20 minutes per revolution;
8. Pull up resettable finger adjustable dial turrets on all hunting models of the Sightron SII Big Sky Series Rifle Scopes;
   
9. All SII Big Sky Series Rifle Scopes will accept a sunshade. The hunting models (non-AO) will not have one included in the box these are available for purchase;
10. All SII Big Sky rifle scopes will now have dust covers included.

In addition to the above enhanced features of the Sightron SII Big Sky Series Rifle Scopes, all SII series rifle scopes come with the following features.

1. Rugged one-piece main tube. All scopes in the SII series feature a one inch, one-piece tube made from high quality Aircraft aluminum. All models are fogproof, shockproof, and waterproof.
2. ExacTrack™. All SII Scopes feature Sightron’s unique ExacTrack™ windage and elevation adjustment system. No other system on the market comes close to the precision and performance of ExacTrack™.
3. ZACT-7 Revcoat™. The SII Series feature fully-multicoated precision ground glass with Sightron’s ZACT-7 seven layer multicoating system on all ocular and objective lens groups. These lenses provide among the highest light transmission in the industry.
4. Precision Reticles. All SII Series models feature precision reticles from duplex to the hunter holdover. No more broken reticles or reticle shift.
5. Finger Adjustable Knobs. Sightron has redesigned the SII Series windage and elevation knobs. The round knurled dials are complete with positive clicks and provide all the precision needed to complement your SII Series Scope. All Target/Varmint models of SII Big Sky Series rifle scopes feature Target Knobs that are re-settable to zero. All target knobs are protected by windage and elevation caps.
6. Adjustable Objective. All SII Series target/varmint scope models come with an adjustable objective (AO) that feature a 720 degree rotation for incredibly fine focus from 12 yards to infinity. Suitable for airguns or high power rifles the design of the SII Series adjustable objective will provide a lifetime of precise shot placement. SII Big Sky series Adjustable Objective Rifle Scopes will focus to 10 yards in less than one revolution!
7. All Weather Construction. All Sightron SII Series riflescopes have the ultimate in all weather construction. They are waterproof, nitrogen filled and provide a lifetime of internal fog protection for inclement weather. SII Big Sky Series Rifle Scopes are enhanced with Climate Control Coatings on exterior lenses to provide added protection during inclimate weather.
8. Lifetime Warranty. ALL Sightron SII Series riflescopes and SII Big Sky Series rifle scopes are waterproof, shockproof, fogproof, nitrogen filled and are covered by Sightron’s Lifetime Warranty.

Sightron SII Series Rifle Scopes come in Matte Black, Gloss Black, Stainless Steel, and Rubber Armored Finishes.

Reticles avilable for Sightron SII Series Rifle Scopes and SII Big Sky Series Rifle Scopes are:

• Duplex,
• Dot,
• Mil-Dot (MilDot),
• Silhouette,
• Crosshair,
• Fine Crosshair, and
  
• HHR (Hunter Holdover Reticle).
  

For Sightron SII Series Rifle Scopes and SII Big Sky Series Rifle Scopes, please visit ClearlyOptics.com