AOI Underwater Port Extension 52mm for OM-D Mount Batteries and Battery Packs This is easy to do

This is easy to do and takes just a few seconds on most modern digital cameras

Male 52mm Thread

Mount System: M52 thread

makes it significantly easier to handle compared to traditional wet lenses

All push buttons are of high quality Type 304 stainless steel

AOI Underwater Port Extension 52mm for OM-D Mount Batteries and Battery Packs This is easy to doAOI ER OD OD 52 Extension Ring 52mm OM D Port to OM D Housing Use a long lens, such as the M. Zuiko ED 12 100mm PRO, on your Olympus OM D camera in its underwater housing with this 52mm Extension Ring from AOI. The ring fits OM D mount housings and ports, and is specifically recommended for use with Olympus PT EP08, PT EP11, and PT EP14 housings, and AOI DLP 07 and DLP 08 dome ports. Specifications Model ER OD_OD 52 Description Extension Ring 52mm OM