Vivitar viv cs 530 binocular herculean strength meets the soft touch of nature our full size porro binoculars may be one of the best made binoculars in the market today and also maybe one of the toughest but it isnrsquot just whatrsquos inside that countsthey feature a full rubber coating on the exterior to provide them with protection from the tough element that you will face to get just the right viewing angle great for theatre bird watching concerts and sporting events 5x magnifi