Barska 25x,40x100 Encounter Jumbo Observation Binoculars AB10180 feature extreme light gathering with 100mm semi-apochromatic triplet multi-coated objective lens and high quality BAK-4 prisms. Barska 25x 40x 100mm Encounter Jumbo Binoculars AB10180 offer rotating ocular turrets, which provide wide-angle viewing at 25x, and high-power viewing at 40x. Barska Encounter Jumbo 25/40x100 Giant Observation Binoculars are ideal binoculars for celestial viewing at night or terrestrial viewing in day. Encounter 25 x 40 x 100 mm Barska Binoculars come with heavy-duty adjustable wooden tripod and mount. Barska Encounter 25x,40x100 Jumbo Binoculars AB10180 are packaged in a premium hard case. In addition, Encounter 25x,40x 100 Barska Binocular AB 10180, like all Barska Binoculars, is covered by Barska Limited Lifetime Warranty.