Delta Optical Active binoculars

Delta Optical Active binoculars are a series of advanced optical devices that are a good choice for lovers of nature, hiking and various outdoor activities. Characteristic features of some of the models of these binoculars include waterproofing, Bak-4 glass prisms, very good mechanics and high quality of the materials used. Special anti-reflection coatings are also used on the lenses to increase light transmission and provide a bright and contrasting image.