Kowa's absolute top models of binoculars feature legendary Kowa XD optics, with GENESIS PROMINAR models available in 44 or 33 mm objective diameters, equipped with 4 high-quality XD lenses from Kowa (2 sets). The models with a 22 mm objective diameter come with 2 high-quality XD lenses from Kowa. Kowa's absolute flagship model in the ultra-compact binocular category boasts legendary Kowa XD optics. The compact model of the GENESIS PROMINAR series with a 22 mm objective diameter features 2 high-quality XD lenses from Kowa. This high-resolution ED glass contains large amounts of fluorite crystal, currently the best available material for preventing chromatic aberration and enhancing contrast, resulting in a breathtaking view of nature. Kowa's lens coating technology, developed over decades, enhances the light transmission properties of all lenses, and Kowa's unique KR coating repels dirt and moisture. When you hold a GENESIS PROMINAR binocular in your hands, you will immediately feel and appreciate the high-quality craftsmanship. Every component of the GENESIS PROMINAR series has been meticulously designed to provide an ultimate viewing experience. GENESIS PROMINAR binoculars are fully waterproof and nitrogen-filled to prevent internal fogging. The robust armor makes the GENESIS PROMINAR an extremely durable and reliable binocular that guarantees top performance even in the toughest environments.