Save 47% on these digital binoculars that come with night vision abilities, 8x zoom, and IP54 waterproofing through March 30.

What looks like a vacuum tube of some sort turns out to be an infrared sensor from an old submarine periscope that was repurposed as a night ... eye piece at one end and a camera lens at the ...

HD NIGHT VISION POLARIZED LENSES: HD polarized yellow lenses come ... Each pair of FIMOSON sunglasses includes sunglasses*1, microfiber pouch*1, microfiber glasses cleaning cloth*1, glasses ...

A progressive lens design is like a bi- or tri-focal lens in that it corrects more than one vision problem at a time ... Transitions lenses are clear indoors and at night and get as dark as sunglasses ...

We already have contact lenses that contain more than one prescription ... essentially giving the wearer night vision. The implications are staggering. That functionality would no doubt be ...