This 3x Mil-Spec Magnifier Lens from ATN is designed to mount to the objective lens of select night vision devices; it is compatible with ATN PVS-7, PVS-14, and 6015 monoculars.
This f/1.5 Galilean afocal telescopic lens features waterproof construction, an extremely fast f/1.5 aperture, and a 13° FOV.