AOI 22mm Extension Ring for OM-D Ports to PT-EP08 & PT-EP11 Housings

Use the AOI 22mm Extension Ring with the DLP-01 or DLP-02 to use the Olympus 8mm f/1.8 Fisheye lens. The AOI 22mm Extension Ring is only compatible with the Olympus OM-D Style PT-EP08 & PT-EP11 underwater housings.