The SIERRA3BDX 2.5-8x32mm is a compact and lightweight riflescope designed for ultra-lightweight rifle, shotgun muzzleloader, and crossbow configurations. With the power of the included BDX technology, it provides your exact holdover dot location 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 2.5-8x32mm is incredibly simple to use. Range a target, put the holdover dot on target, pull the trigger, impact.
Features
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.
The updated SIG BDX App now include profiles for crossbow ballistics, through entering bolt weight and speed.
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
SIG SAUER’s innovative KinETHIC kinetic energy transfer indicator. KinETHIC provides assistance in assuring an ethical hunt by indicating when energy on target drops below a threshold that can be set by the hunter using the SIG BDX App.
New for BDX riflescopes, Auto LevelPlex, automatically increases digital level sensitivity on longer shots
Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance
The SIERRA3BDX is covered by SIG SAUER’s INFINITE Guarantee™ and Electronics Limited Warranty, see website for full details
SIG BDX APP Now includes the ability to create multiple profiles for both firearms and crossbow ballistics. 
