SIG SAUER Zulu6 Hdx Pro Binoculars S. Proprietary Omniscan And Omnilock Technologies Work Together To Provide A Steady Immersive Viewing Experience While The Hdx Pro Optical System Utilizes Fully Redesigned Ed Glass Lenses Prisms And Coatings To Maximize Light Transmission And Image Quality. A Large 42mm Objective Lens Delivers An Expansive Field Of View For Fast Target Acquisition And Confident Observation. Powered By Two Aa Batteries For Up To 40 Hours Of Runtime This Optic Is Also Ipx-7 Waterproof And Fog Proof For Reliable Performance In Demanding Conditions. Enhanced Ergonomics Including A Relocated Battery Compartment And Upgraded Focus Wheel Ensure Comfortable Operation While The Included Carrying Case Neck Strap And Lens Covers Provide Complete Field-ready Convenience. Package Contents: SIG SAUER Zulu6 Hdx Pro