White Phosphor Technology (WPT) gun scopes and binoculars from American Technologies Network Corporation (ATN) represent the cutting edge of high resolution night vision technology. WPT night vision is seen in black & white, creating a higher contrast image than standard green-black night vision. Studies have shown that White Phosphor monaculars, gun scopes and binoculars provide enhanced degree of detail, full moon similarity, range of shades and overall contrast compared to green phosphor NVG's, resulting in superior depth perception and performance, particularly in urban environments. If you are using night vision in high risk situations, you want the best night vision gun scopes and night vision binoculars you can buy - you want White Phosphor Technology night vision from ATN. As an authorized ATN dealer, Optics Planet provides full US warranties on the complete line of WPT high resolution night vision binoculars, night vision scopes and monaculars.