These Leica Ultravid HD-Plus 10x42 Binoculars offer a 6% higher light transmission, specially formulated Schott glasses, higher image brightness, better color transmission, improved twilight vision, increased contrast performance, flare-reducing high-quality optics, AquaDura coating to ensure a crystal-clear view, and shock-absorbent armouring. Leica’s 10-Year Passport Protection Plan & 30 Year Manufacturer’s Warranty10 Year Passport Protection Plan: For a period of 10 years we will repair or replace your Leica Sport Optic product purchased from an Authorized USA and Canadian dealer in the event it becomes damaged or defective, at no charge to you. 30 Year Manufacturer’s Warranty: Beyond the 10-year Passport Protection, Leica Sport Optics offers a 30-year warranty on the optical system of our products for products purchased in the USA and Canada from an authorized Leica Camera Inc. North American dealer. Once examined, if it is determined that the optical system is defective, we will repair or replace the instrument or defective part. Click here for additional Leica Warranty Information Leica Ultravid 10x42 HD-Plus 40094-Leica