The Bresser Condor 10x25 Mono Binoculars are durable and waterproof, high-quality binoculars. With a BaK-4 prism and fully multi-coated lenses, these binoculars provide bright and sharp images. The twist-up eyepiece ensures comfortable viewing and can be adjusted as needed. Ideal for hiking and trekking, these compact binoculars have an adjustable wrist strap for a secure grip. The ergonomic rubber armor protects the binoculars and ensures comfortable use. Specifications: - Color: green - Gender: unisex - Material: steel, rubber - Dimensions: 3.5 x 5.5 x 11 cm - Weight: 156 grams Optical specifications: - Magnification: 10x - Lens diameter: 25 mm - Field of view: 122 m - Light intensity: 15.81 - Twilight factor: 6.25 - Optical design: Porro - Prisms: BaK-4