This is a compact roof prism design that makes an ideal all round performer with good light gathering ability. The binocular focuses down to just 2m making it ideal for naturalists and birdwatchers alike. The binocular delivers a powerful 12x magnification. This Waterproof Binocular is well equipped to provide an excellent show, the high quality BAK-4 prisms help in producing some very fine images which we hope will take the viewing journey of the user to a whole new level of excitement and delight.