Vanguard's VEO ED 8420M monocular offers a new, compact way for you to get a closer look in the field, at events, or in your own backyard. This 100% waterproof and fog-proof monocular features extra-low dispersion (ED) Glass, which effectively reduces chromatic aberration and enhances color resolution and contrast. As a bonus, this package also includes a VEO PA-62 smartphone adapter and Bluetooth remote, so you can capture your magnified subjects on film or video.