The Zeiss Design Selection 10x25 T* Design Selection Monocular with Pouch is the ideal choice for anyone who enjoys traveling, attending sporting events, or taking in the great outdoors. Although this compact monocular weighs just 3.1 ounces, it offers outstanding image quality thanks to T-coated optics. It's a smart option, whether the task is orienting yourself relative to distant landmarks, or simple close-up viewing. This monocular features an objective lens diameter of 25mm with 10x magnification and 2.5mm exit pupil, and measures 4.6 inches in length with the eyecup elongated.