The Katmai is the choice for any adventurer. Lightweight, rugged, and exceptionally clear; they can be trusted to keep your eyes fresh and your vision true. All Katmai models come with polarized lenses to help eliminate glare and keep your eye fresh on the water and in the field. The GUARD-iON Hydrophobic lens coating sheds dirt and water for a clear, crisp image. Diamondcoat scratch resistant coating increases surface hardness of the lenses and resists scratching. Features: Polarized Lenses GUARDiON Lens Coating Diamondcoat Lens Coating Prescription Lens Ready Small to Large Fitment Mfg: Leupold