The Barska 15-40x50 Colorado Compact Spotting Scope is under 10" long but has the features you need to see distant details. Fully coated glass and a BK7 Porro prism transmit bright, contrast-rich images throughout the entire zoom range. Its field of view is a generous 150' at 1000 yards on 15x magnification. An included mini tripod is foldable and convenient for terrain navigation and nature observation on the go. BK7 Porro Prism Fully Coated 150 ft Field of View at 15x Mini Tabletop Tripod