Sig Sauer Sierra3 BDX 3.5-10x42mm 30mm BDX-R1 Matte

The Sig Sauer Sierra3 BDX is a 3.5-10x42mm riflescope engineered for versatile field use. It combines an illuminated BDX-R1 reticle and Sig Sauer's BDX Ballistic Data Xchange to provide automatic holdover indication when paired with a BDX-capable KILO rangefinder. The scope incorporates SpectraCoat lens coatings, MOTAC motion-activated illumination, and KinETHIC kinetic energy indication. It is built to offer dependable performance in a range of environmental conditions.

Key Specifications

• The magnification ranges from 3.5-10x for flexible target engagement at multiple distances.
• The objective measures 42mm to balance light-gathering and overall scope length.
• The tube diameter is 30mm for robust mounting and elevation adjustment range.
• The reticle is a BDX-R1 illuminated design compatible with BDX ballistic features.
• The scope uses a Second focal plane configuration for fixed reticle subtension across magnification.
• Illumination is Yes with MOTAC motion-activated power management for extended battery life.
• The listed weight is 2.89 as provided by the manufacturer specification.
• The finish is Matte Black for low-reflectivity handling in the field.
• The elevation/windage turret click value is 1/4 MOA for standard adjustment increments.
• The electronic module is powered by a CR-2032 battery as specified.

Featuring integrated digital ballistic exchange and rugged, weather-resistant construction, the Sierra3 BDX is suited to hunters and precision shooters who want straightforward BDX-enabled holdover indication without excessive complexity. SpectraCoat optics and motion-activated illumination help maintain clear images and conserve power, while the 30mm tube and 42mm objective provide a balance of adjustment range and light transmission in a compact package.