The Sig Sauer SIERRA3BDX 3.5-10x42mm Tactical Riflescope is a powerful hunting riflescope that provides you with an illuminated auto-holdover dot on targets when paired with a SIERRA3BDX rangefinder. These Fixed Power Rifle Scopes by Sig Sauer are built with SpectraCoat lenses for exceptional optical quality and light transmission, and feature LevelPlex digital anti-cant, KinETHIC kinetic energy transfer indicator, and motion activated illumination that powers up when it senses motion. The Sig Sauer SIERRA3BDX 3.5-10x42 Ballistic Riflescope combines second focal plane stadias with an OLED illuminated ballistic holdover dot that scales with zoom at any magnification level. Just range your target, put the holdover dot on the target, and pull the trigger with the Sig Sauer SIERRA3BDX 3.5-10x Illuminated Riflescope.

The world's most advanced rangefinders and riflescopes are now even easier to use with the new BDX 2.0™. BDX 2.0 means you can now choose, App-free easy set-up or if you desire to take your shooting to the next level of accuracy, then download our BDX smartphone app and configure your rangefinder and or rifle scope for your exact ballistics and environmental characteristics. BDX 2.0 also allows users to quickly and easily bond their rangefinders and sights with preset ballistic groups pre-loaded onto all BDX products that cover that vast majority of calibers on the market. These preset ballistic groups allow you to use BDX enabled products without the use of a smartphone app, so they are READY, RIGHT OUT OF THE BOX