US Optics Announces the Foundation Series of Rifle Scopes

    US Optics is releasing a The Foundations Series, which is a domestically manufactured line of rifle scopes. According to the company, the scopes establish a new standard for reliability, durability, and performance.

    The scopes are machined from aircraft grade 6061-T6 aluminum and come with a low profile ER3K elevation knob with 11 Mils of correction per turn, capped US#1 windage knob, adjustable integrated parallax and illumination knob.


    U.S. Optics™ Launches the Foundation Series Line of Optics

    December, 2019 – Connelly Springs, NC. – U.S. Optics™ is pleased to announce the release of its new flagship variable-power riflescope line, the Foundation Series™.

    The Foundation Series™ is domestically manufactured and establishes a new standard for reliability, durability, and performance for which US Optics™ is renown, and will replace the current line of B-series optics. All Foundation Series™ models will be available in Q1 2020 through U.S. Optics’ national distributor and dealer network, and direct from the U.S. Optics™ website. All open B-Series sales orders are eligible for a free upgrade to the equivalent Foundation Series™ model.

    “We’re incredibly excited to release a new optics series that defines the core of US Optics’ mission, our Foundation: smart & intuitive design, unparalleled quality & durability, and commitment to domestic manufacturing,” says U.S. Optics President, Pat Harrigan. “As we continue to build upon the legacy and drive the future of US Optics, we will do so upon a Foundation that sets a standard our Company and our Customers will be proud of.”

    The Foundation Series™ incorporates and improves upon core components that U.S. Optics™ has developed, proven, and popularized in over 29 years of optics industry leadership.

    The Foundation Series™ is machined from aircraft grade 6061-T6 aluminum, and features a low profile ER3K elevation knob with a Zero Stop, capped US#1 windage knob, adjustable integrated parallax and illumination knob, rapid adjustable 180° magnification throw, and customizable options to easily meet the needs of every end-user


    Durable, Dependable, and Ergonomic ER3K Elevation Knob with Zero Stop

    Double Stacked 1/10 MIL or ¼ IPHY marks for use across first and second revolutions

    Redesigned Capped US#1 Windage Knob

    34mm tube across the entire Foundation Series™ line

    Compact turret section for compatibility with commonly used mounts

    Integrated Parallax and Push Button Illumination Control

    Type III Black Hard Anodized Finished or Customizable Cerakote™ Finish

    Waterproof and Shockproof

    180° Magnification Throw

    About U.S. Optics:

    U.S. Optics is a U.S. manufacturer of custom riflescopes and optics for 29 years. In this span of time the functionality, durability and clarity of our optics has evolved through research and development efforts, invaluable end user feedback, design innovation and proven engineering principles. A family of core products has emerged from U.S. Optics™ as a result of our dedication and perseverance to build the best optics available for the precision shooter.


    After all this, I bet you’re interested in how much these rifle scopes will set you back?

    The models and prices are as follows:

    FDN FX10 10x42mm ($1999)

    FDN 10X 1.8-10x42mm ($2499)

    FDN 17X 3.2-17x50mm ($2899)

    FDN 25X 5-25x52mm ($3449)

    For more information about the US Optics Foundation Series, visit

    There you will also find information about which Cerakoating options and reticles that are available for the various scopes. There are quite a few options available, to say the least.

    Recently TFB’s Austin R reviewed the U.S. Optics TS-20X Scope. You can check the review here and see his verdict.

    Eric B

    Ex-Arctic Ranger. Competitive practical shooter and hunter with a European focus. Always ready to increase my collection of modern semi-automatics, optics and sound suppressors. Owning the night would be nice too. TCCC Certified medic.