10-30x50 High Powered Military Zoom Binoculars for Adults

[OPTIMAL EYEPIECE LENS SIZE]: 22mm large eyepiece diameter, large field of view. The 22mm lens collects more light than the smaller eyepiece binoculars, provides a clearer and brighter field of view. In addition to the silicone protective cover and reinforced tempered material, the lens of this size is also easier to protect than the larger eyepiece binoculars and is not easy to damage. [50MM FMC OBJECTIVE, BAK7 PRISM, NIGHT VISION]: The low light night vision binoculars with bak7 prism, 55MM objective lens, and FMC Full Multi-Layer Coating glass lens. The lens has well controlled glare and ghosting. It is easy to see objects in shadow even in backlight or bright background.imaging more vivid colors without dark edges.It can be used at night, but not in complete darkness. [QUALITY OPTICS]: The easy focus high power binoculars comes with 10-30x zoom magnification, tripod anti-shake interface, bringing you 235ft/1000yds high definition and large view.