Decathlon - Waterproof Hunting Binoculars 100 10X42 - Black - One Size

Ideal for observing during the day, until dusk. They are ideal for hunting, amateur bird watching, safaris or hiking. Key benefits: • Image quality: 3 • Image quality: Spotting far off animals from dawn until dusk. • Waterproof: Don’t worry about rain – waterproof and sealed, have undergone submersion tests • Weight: These very lightweight and compact binoculars can be taken anywhere. 660 g • Durability: Withstands a fall of 1 m onto soft ground, scratch-resistant lenses. • Field of vision: Observe a wide stretch of ground, 100 m at a distance of 1000 m. • Magnification: Observed objects appear to be 10 times closer. • Easy transport: Includes a carrying case and a comfortable neck strap Technical information: Features: Dimensions: 149x130x50mm mm Exit pupil: 3.4 mm Brightness index: 17.6 Twilight factor: 20.5 Field of vision: 100 m to 1000 m distance Closest observation point: 5 m Waterproof and anti-fog: nitrogen-filled Lens treatment: MC (MultiCoated) Prism: Aluminium BaK4 Plastic casing (reinforced ABS with fibreglass) ; Image quality 1: When light passes through the binoculars, it loses some of its intensity. Each lens absorbs a proportion (a few percent) of the light passing through it. With 10 optical components, the quantity absorbed becomes significant. This requires a treatment to be applied to each component to reduce the proportion absorbed. But every treatment represents a cost. And the more effective the treatment, the more expensive it is. Binoculars are therefore designed to carefully balance effectiveness and price. ; Image quality 2: The binoculars here have a BaK4 prism with an aluminium coating and lenses with an MC treatment: multicoated treatment on one or several surfaces to increase light transmission. These 2 treatments transmit 70% of light as well as providing good contrast and colour rendition during the day, and go...