Barska 18-90x88 Benchmark DFS Waterproof Spotting Scope Zoom magnification. Dynamic Focusing System (DFS). 100% waterproof and fogproof. Accu-Grip handheld tripod can be used with tripod-adaptable spotting scopes, binoculars, and video and photo cameras. Includes tabletop tripod, soft case, hard case, and lens cloth. Limited lifetime manufacturer's warranty. Model Number: AD11008. Magnification: 12-60x. Objective Lens: 78 mm. Prism Type: Porro. Eyepiece System: Straight. Exit Pupil: 5.8-1.2 mm. Optical Coating: Fully coated. Field of View (ft@1000yds/m@1000m): 120/40.2 @ 12x; 45.4/15.1 @ 60x. Close Focus: 16.4'/5 m.