... Keen Eye on the Borderl Ultimate Border Guard Binoculars with 20x Magnification. ► Easy mounting on tripod or pier; ► Comfortable design of control system; ► High quality of image in the whole of field of view; ► Reliability and ease of use. PNB-4 is a flagship binocular observation device equipped with range-finding reticle to quickly and easily estimate ranges to an object. PNB-4 magnification level provides high quality of image in the whole of field of view helping not to lose track movement ...