The eye protection that we want to use that allows a quick transition of the lens to adjust from light to dark conditions and vice versa. Here is a video of such product using LCD technology from the Army News Service... "Maj. Juan F. Carleton, of PEO Soldier at Fort Belvoir, Virginia, discusses ballistic eyewear that can transition from darkened to a lightened state with the click of a button, using LCD technology.  The product eliminates the need to change eyewear protection based on lighting conditions. March 10, 2016, Fort Belvoir, Virginia."