Brunton ECHO ZOOM MONOCULAR Binoculars

One of the smallest zoom monoculars on the planet. Use it when you need it, store it in your pocket when you don't. Features BaK-4 prism glass, multi-coated, and tripod compatible. Includes lanyard and case. * 2.6mm exit pupil, 12mm eye relief. * Size: 1.3" X 3.3", Weight: 1.8oz.