The Nikon ACULON A211 16×50 Binoculars are high-magnification optical binoculars designed for observing distant objects. They feature 16x magnification, 50mm objective lenses and a BaK4 Porro prism optical system. Multilayer-coated optics help deliver clear and bright views in a variety of lighting conditions. The central focus knob allows convenient focusing, while the rubber-armoured body provides a comfortable grip. These binoculars are suitable for birdwatching, nature observation, sightseeing, sports viewing and outdoor activities. The model is lightweight for its magnification class and can be mounted on a tripod with a suitable adapter.