Ikelite Underwater Dome Port 6 Inch with Zoom Extended 1.0 Inch 200DLM Mount Underwater Cameras Packages O-ring is silicone

O-ring is silicone

Outer diameter 9

This extra step in quality control insures that your Aqua View Finder will resist the harsh working environment common to the underwater photographer with flying colours

Lubricant for Aquatica housing O-rings

manufactured for Magic Filters

Ikelite Underwater Dome Port 6 Inch with Zoom Extended 1.0 Inch 200DLM Mount Underwater Cameras Packages O-ring is siliconeIkelite 5516. 17 DLM 6 inch Dome Port with Zoom Extended 1. 0 inch An extended dome port providing zoom function for most mirrorless interchangeable zoom lenses when used with the appropriate zoom sleeve. An optical grade acrylic 6 inch diameter dome allows you to fully take advantage of the angle of view of your lens. Acrylic produces virtually identical image quality to glass yet is much lighter weight and easier to pack. Ikelites unique zoom