(Olympus ZUIKO DIGITAL ED 50mm F2.0 Macro)
This set uses "MRS Olympus50 Port (with MRS Control Ring)" and "MRS Magnet Ring Olympus50 Set" for Olympus ZUIKO DIGITAL ED 50mm macro lens to control focusing by INON patented MRS (Magnet Rotary System). The MRS system employs magnetic attraction where lens focus ring rotates as you turn outer "MRS Control Ring" by same gear ration / torque as you control the lens on land. The lens port has screw mount to hold versatile M67 mount close-up lens. You can attach / remove a close-up lens underwater.
(Olympus ZUIKO DIGITAL ED 9-18mm F4.0-5.6)
Example set for Olympus ZUIKO DIGITAL ED 9–18mm F4.0-5.6 zoom lens. The lens is housed in well-established INON X1 port "Dome Port Olympus + Shade 2 Set" which is attached on the housing via Olympus genuine accessory underwater port extension ring PER-E01. The "Holder II Grip Set" enables you to control the housing zoom dial with holding the left hand grip .