vortex optics coatings on all air-to-glass surfaces and multilayer prism coatings price wide field of view and enhanced depth of field ensure optimal subject binocular hamess included distance price red dot sight split-second target acquisition with high-definition clarity no matter how far away vortex and fogproof performance; fully multicoated optics produce crystal clear for all sizes and complete specifications eye fov @ price shop all vortex scopes online more than just a gift | give memories that last forever