Binoculars of Nikon High Grade Light series had presented the top quality products for many years made from Nikon and at which the least compromise had been made during design and manufacturing. With regards to Nikon reputation at the world of optical market this mean that the binoculars of High Grade Light series do not lack in the advanced technology and for this reason they can also compete with the best one on the market. All the Nikon High Grade Light series products have silver prism coating, magnesium housing, lenses covered with multilayer coatings which are vaporized onto the surface and are very light weighted. The housings are also water resistant but only to 2m of depth for 5 minutes and are filled with nitrogen for low temperature usage. Binoculars of series Nikon High Grade Light are meant for those who know how to appreciate the quality.