R5 3-9x40 with Illuminated DOA-LRH800 and Multi-X reticle delivers enhanced optical performance with fully-multi coated HD glass, glass-etched reticles, Illuminated floating center dot, and other advanced features not found in its price point and class. EXO Barrier applied on all of the exterior lenses will protect and keep your glass clear by repelling water, oil, dust and debris.