Zeiss Terra 10x42 ED Binoculars (Black) Comfortable eyecups for easy Viewing Special grip area. Exit Pupil: 4.2mm Large focus wheel for easy access. Field of View: 330 feet at 1000 yards Precision focusing Aluminum housing 10 X 42 Terra Comfortable Eyecups For Easy Viewing Special Grip Area Large Focus Wheel For Easy Access Precision Focusing