Mirrorless / SLR / Pro Video / Dome & Flat Ports / Nauticam Compact Port 50 CloseNauticam Compact Port 50 Zoom Nauticam Compact Port 50 SKU: # na-18302 FREE Standard Shipping to USA / Canada! Price $319.00 Options Back Item IncomeAccount TaxCode Mapping UDF1 UDF2 UPC Code Pick Up Tax Amount Quantity -+ Add to Cart Add to Cart Custom Options Price as Configured Add to Cart View Cart Articles & Videos About This Item ALL ARTICLES ALL VIDEOS Overview / Product Description Nauticam Compact Port 50Dimension: Diameter: top 100 mm; bottom; 110.70 mm; length: 79 mmDepth rating: 75 mmWeight: 194gMaterial: Anodized Aluminum alloyGlass material: optical BK-7 (Dia: 90mm; Thickness: 8mm)