Redfield Revolution 2-7x33mm Riflescope with 4-Plex Reticle is made in Oregon using state-of-the-art design, manufacturing, assembly and testing techniques. This riflescope produces optical, mechanical and functional superiority that no import can rival. The Illuminator Lens System combines premium lenses with cutting edge vapor-deposition coatings for best-in-class light transmission in the critical low-light/blue wavelengths most common when game is active. Painstaking design effort resulted in Redfield 's exclusive Rapid Target Acquisition (RTA) technology, meaning no more missed opportunities because you couldn't find the "sweet spot" behind the scope. And, tested to levels that literally render competitive scopes useless, you can rest assured that your Red Field Revolution Riflescope is absolutely waterproof, fog proof, shock proof.