1. Scopes & Optics
  2. Rifle Scopes
  3. Sig Sauer SIERRA3BDX 3.5-10x42mm Rifle Scope

Sig Sauer SIERRA3BDX 3.5-10x42mm Rifle Scope


  • Integrated BDX Ballistic Data Xchange. A rangefinder and riflescope system that uses ballistics, environmental conditions and Bluetooth to illuminate the exact holdover dot.
  • Automatic holdover dot on a Digital Focal Plane, combining Second Focal Plane stadias, with an OLED illuminated ballistic holdover dot that automatically scales with zoom to subtend on target at any magnification level.
  • Features our MOTAC (Motion Activated Illumination) that powers up when it senses motion and powers down when it does not. Provides for optimum operational safety and enhanced battery life.
  • Spectracoat highly efficient, ultra-wide broadband, anti-reflection lens coatings reduce surface reflections to extremely low levels across the entire visible spectrum providing superior light transmission.
  • Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance.

$520.66 Prime In Stock 8 available

Disguised within the form factor of a traditional riflescope lies the power of the SIG SAUER BDX

The SIERRA3BDX riflescope provides the hunter an illuminated auto-holdover dot on targets when coupled with a BDX capable KILO rangefinder. Featuring exceptional SpectraCoat lenses, LevelPlex digital anti-cant, and KinETHIC kinetic energy transfer indicator, the SIERRA3BDX is incredibly simple to use. Range a target, put the holdover dot on target, pull the trigger, impact. SIG SAUER's BDX, just connect the dot.

Auto LevelPlex, automatically increases digital level sensitivity on longer shots.

Dependable waterproof and fog-proof performance.

SIG SAUER

Electro-Optics transforms hunting with the unprecedented simplicity and accuracy of BDX

The BDX rangefinder and riflescope system is simple, fast, and intuitive. Simply download the 'SIG BDX' app available for Android or iOS smartphones, pair the KILO BDX rangefinder and SIERRA3BDX riflescope, set up a basic ballistic profile, and then you're ready to shoot or hunt.

  • Download the SIG BDX app
  • Configure your bullet profile
  • Sync the app with your rangefinder
  • Press the Range button to measure the distance of your target
  • Use the app to bond the rangefinder with the riflescope
  • Once the riflescope is turned on, range the target and the new hold is lit up out to 800 yards

Levelplex digital anti-cant system

The LevelPlex digital anti-cant system utilizes an integrated digital level with cant indicators located inside of the riflescope. 6 times more accurate than a typical bubble level, LevelPlex allows the shooter to remove unwanted cant from the system to +/- 0.5° of accuracy.

Stealth ID

Electro-Optics industrial design inspired by our legendary firearms; deflection armor trapezoidal surfacing breaks up the shape and visibility of the optic along with pistol slide serrations and grip checkering to add function to the form of all SIG SAUER electro-optics.

HDX

Advanced optical systems comprising both High Definition (ED) and High Transmittance (HT) glass for ultra-high resolution, optical performance and light transmission.

SpectraCoat

Highly efficient, ultra-wide broadband, anti-reflection lens coatings reduce surface reflections to extremely low levels across the entire visible spectrum providing superior light transmission.

A New Hampshire-based weapons systems provider

SIG SAUER world renowned firearms are the weapons of choice for many of the premier global military, law enforcement and commercial users.

Headquartered in Newington, New Hampshire, SIG SAUER is a company with over 1,200 employees. SIG SAUER is the member of a worldwide business group of firearms manufacturers that includes J.P. Sauer & Sohn and Blaser, Gmbh. in Germany.

High quality, ultimate reliability and unmatched performance have always been hallmarks of the SIG SAUER brand.

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