The Optimizer Lite X continues to be one of the top-selling single pin sights of all time, nearly 25 year years after its introduction. A top choice for hunters and 3D shooters alike, the Optimizer Lite was the first site in the HHA product line to feature our patented R.D.S. Sight Tape Technology. Accepting a full line of accessories including magnified lenses, sun shades and lights, archers cant go wrong when choosing the iconic sight for all their needs.