AOI Underwater Port 20mm Extension Ring AX Port Mount Olympus OM-D E-M10 MKIII 8K video recording (a7R V)

8K video recording (a7R V) and 4K recording (a7 IV) with full-frame sensor

12 Right-Handle Quick Release Handle # 9531

and DJI Osmo Action 5 cameras using standard underwater housings and AOI mounting systems

Dome ports require the use of an internal filter attached to your camera’s lens

Due to the position of the camera's flash in relation to its lens

AOI Underwater Port 20mm Extension Ring AX Port Mount Olympus OM-D E-M10 MKIII 8K video recording (a7R V)AOI 20mm Extension Ring for AX Port Mount Housing Enhance your underwater photography setup with the AOI ER AX_AX 20, a precision engineered 20mm extension ring designed for the AX port mount housing system. This extension ring allows for optimal lens positioning, ensuring superior image quality and compatibility with various lens configurations. Key Features: Durable Construction: Made from PC + GF (polycarbonate + glass fiber) for enhanced strength