Pirsch ED binoculars are equipped with BaK-4 glass and the latest multi-phase coating, which allows the image to be even clearer and more contrasty in high resolution. Thanks to the BaK-4 glass material, we get a bright and clear picture. Thanks to the TwistUp eyecups, even those who wear glasses can enjoy the full field of vision. The BRESSER Pirsch binoculars have a rubber coating for a firm grip, and the wide neck strap provides extra comfort. For the full experience, these binoculars are waterproof and nitrogen-filled to prevent fogging. FEATURES: compact and versatile binoculars high-performance ED glass high-quality phase coating for bright and high-contrast images waterproof and ARGON flush to prevent fogging rubberized home ideal +/- 4 diopter glasses true-to-color image for wearers / premium ED glass waterproof and filled with argon gas, brighter image thanks to the dielectric coating, dimensions: 145 x 121 x 52 mm / weight: 636 g, phase coating, perfect for high-contrast images, perfect for people who wear glasses *the lifetime warranty is valid for online registration on the manufacturer's website. Click here to register!