AOI UWL-03II-BLK Underwater Wide Angle Conversion Lens Mark II
Supercharge your action camera or smartphone footage with the AOI UWL-03II-BLK Mark II conversion lens. Designed specifically for underwater creators, this premium optical lens expands your perspective, allowing you to capture stunning, expansive marine landscapes and fast-moving action without losing clarity. Built rugged to withstand demanding environments, it features a fast-swapping mounting ecosystem so you can focus on nailing the perfect shot.
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Expansive Field of View: Widens your perspective to an immersive 140° underwater and 150° on land.
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Optically Optimized: Features a 4-element, 4-group construction with a 0.73x underwater magnification factor for razor-sharp imagery.
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Advanced Coatings: Multi-layer AR coatings protect glass components, while a specialized hard coating shields the polycarbonate front dome.
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Quick-Release System: Comes pre-installed with a QR2 mount for lightning-fast setup and offers optional compatibility with M55, M52, and M46 systems.
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Deep-Water Ready: Built from hard-anodized aluminum alloy to safely descend to depths of 60 meters (200 feet).
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Lightweight Submerged: While weighing 364g on land, its underwater weight drops to a highly manageable 164g.



















